SEC INSIDER TRANSACTIONS

Arista Networks, Inc. (ANET) Insider Transactions

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ANET · Arista Networks, Inc.

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Roles: director,officer,ten_percent_owner,otherOwner nameOfficer titleOwnership: D, I, unknownoriginal or amendedTransaction fromTransaction throughFiled fromFiled throughMinimum quantityMaximum quantityMinimum priceMaximum priceMinimum calculated valueMaximum calculated valueResults per page (1–100)

OR within codes/roles; AND between categories. Roles apply to buyers and sellers. Owner predicates match the same owner. Missing values fail numeric/date filters. Value is quantity × reported price for non-derivative rows only; derivative values are unknown. Amendments stay separate; joint owners do not duplicate rows.

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Stale snapshot · Covered: filings 2026-05-14 to 2026-11-13 · 78 filings · fetched 2026-11-13T16:38:37Z

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15sale rows on this page

577matching filing rows

Purchases and sales count original non-derivative P and S rows. Awards, gifts, exercises, derivatives and amendments are shown separately and are not described as market purchases.

Transaction / filed	Reporting owner(s)	Code / security	Quantity	Price as filed	Ownership	Source
2026-09-17Filed 2026-09-21	BECHTOLSHEIM ANDREASTen-percent owner Filing context Reported filing row; may be amended. Do not sum filings blindly. F1 The exercise and/or sale of shares was effected pursuant to a Rule 10b5-1 trading plan entered into by the reporting person on February 20, 2026. F2 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $192.98 to $193.96, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F3 These shares are held by a family trust for which the reporting person is a trustee. F4 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $194.00 to $194.99, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F5 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $195.00 to $195.99, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F6 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $196.00 to $196.99, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F7 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $197.00 to $197.9975, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F8 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $198.00 to $198.94, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F9 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $199.00 to $199.99, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F10 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $200.00 to $200.985, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F11 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $201.00 to $201.95, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F12 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $202.00 to $202.99, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F13 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $203.00 to $203.9975, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F14 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $204.00 to $204.84, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. References: F1, F11, F3	S Sale (market/private)Common Stock · Non-derivative	16,239D	201.3352	Indirectby Trust	Form 4 ↗0001596532-26-000230
2026-09-17Filed 2026-09-21	BECHTOLSHEIM ANDREASTen-percent owner Filing context Reported filing row; may be amended. Do not sum filings blindly. F1 The exercise and/or sale of shares was effected pursuant to a Rule 10b5-1 trading plan entered into by the reporting person on February 20, 2026. F2 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $192.98 to $193.96, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F3 These shares are held by a family trust for which the reporting person is a trustee. F4 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $194.00 to $194.99, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F5 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $195.00 to $195.99, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F6 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $196.00 to $196.99, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F7 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $197.00 to $197.9975, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F8 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $198.00 to $198.94, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F9 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $199.00 to $199.99, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F10 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $200.00 to $200.985, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F11 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $201.00 to $201.95, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F12 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $202.00 to $202.99, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F13 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $203.00 to $203.9975, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F14 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $204.00 to $204.84, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. References: F1, F10, F3	S Sale (market/private)Common Stock · Non-derivative	58,043D	200.3797	Indirectby Trust	Form 4 ↗0001596532-26-000230
2026-09-17Filed 2026-09-21	BECHTOLSHEIM ANDREASTen-percent owner Filing context Reported filing row; may be amended. Do not sum filings blindly. F1 The exercise and/or sale of shares was effected pursuant to a Rule 10b5-1 trading plan entered into by the reporting person on February 20, 2026. F2 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $192.98 to $193.96, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F3 These shares are held by a family trust for which the reporting person is a trustee. F4 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $194.00 to $194.99, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F5 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $195.00 to $195.99, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F6 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $196.00 to $196.99, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F7 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $197.00 to $197.9975, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F8 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $198.00 to $198.94, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F9 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $199.00 to $199.99, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F10 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $200.00 to $200.985, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F11 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $201.00 to $201.95, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F12 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $202.00 to $202.99, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F13 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $203.00 to $203.9975, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F14 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $204.00 to $204.84, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. References: F1, F9, F3	S Sale (market/private)Common Stock · Non-derivative	38,920D	199.5811	Indirectby Trust	Form 4 ↗0001596532-26-000230
2026-09-17Filed 2026-09-21	BECHTOLSHEIM ANDREASTen-percent owner Filing context Reported filing row; may be amended. Do not sum filings blindly. F1 The exercise and/or sale of shares was effected pursuant to a Rule 10b5-1 trading plan entered into by the reporting person on February 20, 2026. F2 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $192.98 to $193.96, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F3 These shares are held by a family trust for which the reporting person is a trustee. F4 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $194.00 to $194.99, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F5 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $195.00 to $195.99, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F6 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $196.00 to $196.99, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F7 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $197.00 to $197.9975, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F8 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $198.00 to $198.94, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F9 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $199.00 to $199.99, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F10 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $200.00 to $200.985, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F11 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $201.00 to $201.95, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F12 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $202.00 to $202.99, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F13 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $203.00 to $203.9975, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F14 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $204.00 to $204.84, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. References: F1, F8, F3	S Sale (market/private)Common Stock · Non-derivative	26,435D	198.331	Indirectby Trust	Form 4 ↗0001596532-26-000230
2026-09-17Filed 2026-09-21	BECHTOLSHEIM ANDREASTen-percent owner Filing context Reported filing row; may be amended. Do not sum filings blindly. F1 The exercise and/or sale of shares was effected pursuant to a Rule 10b5-1 trading plan entered into by the reporting person on February 20, 2026. F2 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $192.98 to $193.96, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F3 These shares are held by a family trust for which the reporting person is a trustee. F4 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $194.00 to $194.99, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F5 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $195.00 to $195.99, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F6 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $196.00 to $196.99, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F7 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $197.00 to $197.9975, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F8 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $198.00 to $198.94, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F9 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $199.00 to $199.99, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F10 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $200.00 to $200.985, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F11 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $201.00 to $201.95, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F12 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $202.00 to $202.99, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F13 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $203.00 to $203.9975, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F14 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $204.00 to $204.84, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. References: F1, F7, F3	S Sale (market/private)Common Stock · Non-derivative	17,947D	197.5058	Indirectby Trust	Form 4 ↗0001596532-26-000230
2026-09-17Filed 2026-09-21	BECHTOLSHEIM ANDREASTen-percent owner Filing context Reported filing row; may be amended. Do not sum filings blindly. F1 The exercise and/or sale of shares was effected pursuant to a Rule 10b5-1 trading plan entered into by the reporting person on February 20, 2026. F2 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $192.98 to $193.96, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F3 These shares are held by a family trust for which the reporting person is a trustee. F4 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $194.00 to $194.99, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F5 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $195.00 to $195.99, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F6 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $196.00 to $196.99, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F7 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $197.00 to $197.9975, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F8 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $198.00 to $198.94, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F9 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $199.00 to $199.99, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F10 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $200.00 to $200.985, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F11 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $201.00 to $201.95, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F12 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $202.00 to $202.99, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F13 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $203.00 to $203.9975, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F14 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $204.00 to $204.84, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. References: F1, F6, F3	S Sale (market/private)Common Stock · Non-derivative	20,418D	196.2902	Indirectby Trust	Form 4 ↗0001596532-26-000230
2026-09-17Filed 2026-09-21	BECHTOLSHEIM ANDREASTen-percent owner Filing context Reported filing row; may be amended. Do not sum filings blindly. F1 The exercise and/or sale of shares was effected pursuant to a Rule 10b5-1 trading plan entered into by the reporting person on February 20, 2026. F2 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $192.98 to $193.96, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F3 These shares are held by a family trust for which the reporting person is a trustee. F4 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $194.00 to $194.99, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F5 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $195.00 to $195.99, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F6 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $196.00 to $196.99, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F7 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $197.00 to $197.9975, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F8 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $198.00 to $198.94, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F9 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $199.00 to $199.99, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F10 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $200.00 to $200.985, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F11 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $201.00 to $201.95, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F12 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $202.00 to $202.99, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F13 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $203.00 to $203.9975, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F14 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $204.00 to $204.84, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. References: F1, F5, F3	S Sale (market/private)Common Stock · Non-derivative	32,836D	195.4723	Indirectby Trust	Form 4 ↗0001596532-26-000230
2026-09-17Filed 2026-09-21	BECHTOLSHEIM ANDREASTen-percent owner Filing context Reported filing row; may be amended. Do not sum filings blindly. F1 The exercise and/or sale of shares was effected pursuant to a Rule 10b5-1 trading plan entered into by the reporting person on February 20, 2026. F2 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $192.98 to $193.96, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F3 These shares are held by a family trust for which the reporting person is a trustee. F4 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $194.00 to $194.99, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F5 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $195.00 to $195.99, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F6 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $196.00 to $196.99, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F7 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $197.00 to $197.9975, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F8 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $198.00 to $198.94, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F9 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $199.00 to $199.99, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F10 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $200.00 to $200.985, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F11 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $201.00 to $201.95, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F12 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $202.00 to $202.99, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F13 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $203.00 to $203.9975, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F14 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $204.00 to $204.84, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. References: F1, F4, F3	S Sale (market/private)Common Stock · Non-derivative	29,271D	194.5232	Indirectby Trust	Form 4 ↗0001596532-26-000230
2026-09-17Filed 2026-09-21	BECHTOLSHEIM ANDREASTen-percent owner Filing context Reported filing row; may be amended. Do not sum filings blindly. F1 The exercise and/or sale of shares was effected pursuant to a Rule 10b5-1 trading plan entered into by the reporting person on February 20, 2026. F2 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $192.98 to $193.96, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F3 These shares are held by a family trust for which the reporting person is a trustee. F4 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $194.00 to $194.99, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F5 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $195.00 to $195.99, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F6 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $196.00 to $196.99, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F7 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $197.00 to $197.9975, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F8 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $198.00 to $198.94, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F9 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $199.00 to $199.99, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F10 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $200.00 to $200.985, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F11 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $201.00 to $201.95, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F12 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $202.00 to $202.99, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F13 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $203.00 to $203.9975, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F14 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $204.00 to $204.84, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. References: F1, F2, F3	S Sale (market/private)Common Stock · Non-derivative	7,168D	193.6132	Indirectby Trust	Form 4 ↗0001596532-26-000230
2026-09-10Filed 2026-09-14	Duda KennethDirector · Officer · President and CTO Filing context Reported filing row; may be amended. Do not sum filings blindly. F1 Represents 28,616 shares from the Jennifer Duda Annuity Trust to the Kenneth and Jennifer Duda Living Trust. F2 Reporting person's spouse is the trustee of the Jennifer Duda Annuity Trusts. F3 Represents 28,616 shares from the Kenneth Duda Annuity Trust to the Kenneth and Jennifer Duda Living Trust. F4 Reporting person is the trustee of the Kenneth Duda Annuity Trusts. F5 Represents an aggregate of 57,232 shares transferred by the GRAT of the reporting person (28,616) and the GRAT of the reporting person's spouse (28,616) to the Family Trust. F6 These shares are held by a family trust for which the reporting person is co-trustee. F7 These shares are held in multiple trusts for the benefit of the children of the reporting person for which the reporting person serves as trustee. The reporting person shares voting and investment control over the shares but disclaims beneficial ownership of the shares. F8 These shares are held by a 501(c) Foundation for which the reporting person and his spouse serve as co-trustee. References: F5, F6	J Other reported codeCommon Stock · Non-derivative	57,232A	0	Indirectby Trust	Form 4 ↗0001596532-26-000228
2026-09-10Filed 2026-09-14	Duda KennethDirector · Officer · President and CTO Filing context Reported filing row; may be amended. Do not sum filings blindly. F1 Represents 28,616 shares from the Jennifer Duda Annuity Trust to the Kenneth and Jennifer Duda Living Trust. F2 Reporting person's spouse is the trustee of the Jennifer Duda Annuity Trusts. F3 Represents 28,616 shares from the Kenneth Duda Annuity Trust to the Kenneth and Jennifer Duda Living Trust. F4 Reporting person is the trustee of the Kenneth Duda Annuity Trusts. F5 Represents an aggregate of 57,232 shares transferred by the GRAT of the reporting person (28,616) and the GRAT of the reporting person's spouse (28,616) to the Family Trust. F6 These shares are held by a family trust for which the reporting person is co-trustee. F7 These shares are held in multiple trusts for the benefit of the children of the reporting person for which the reporting person serves as trustee. The reporting person shares voting and investment control over the shares but disclaims beneficial ownership of the shares. F8 These shares are held by a 501(c) Foundation for which the reporting person and his spouse serve as co-trustee. References: F3, F4	J Other reported codeCommon Stock · Non-derivative	28,616D	0	IndirectBy GRAT KD	Form 4 ↗0001596532-26-000228
2026-09-10Filed 2026-09-14	Duda KennethDirector · Officer · President and CTO Filing context Reported filing row; may be amended. Do not sum filings blindly. F1 Represents 28,616 shares from the Jennifer Duda Annuity Trust to the Kenneth and Jennifer Duda Living Trust. F2 Reporting person's spouse is the trustee of the Jennifer Duda Annuity Trusts. F3 Represents 28,616 shares from the Kenneth Duda Annuity Trust to the Kenneth and Jennifer Duda Living Trust. F4 Reporting person is the trustee of the Kenneth Duda Annuity Trusts. F5 Represents an aggregate of 57,232 shares transferred by the GRAT of the reporting person (28,616) and the GRAT of the reporting person's spouse (28,616) to the Family Trust. F6 These shares are held by a family trust for which the reporting person is co-trustee. F7 These shares are held in multiple trusts for the benefit of the children of the reporting person for which the reporting person serves as trustee. The reporting person shares voting and investment control over the shares but disclaims beneficial ownership of the shares. F8 These shares are held by a 501(c) Foundation for which the reporting person and his spouse serve as co-trustee. References: F1, F2	J Other reported codeCommon Stock · Non-derivative	28,616D	0	IndirectBy GRAT JD	Form 4 ↗0001596532-26-000228
2026-09-08Filed 2026-09-10	TEMPLETON MARK BDirector Filing context Reported filing row; may be amended. Do not sum filings blindly. F1 The sale of shares was effected pursuant to a Rule 10b5-1 trading plan entered into by the reporting person on June 9, 2026. F2 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $194.81 to $195.67, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F3 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $195.81 to $196.70, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F4 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $197.01 to $197.97, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F5 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $198.03 to $198.96, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F6 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $199.21 to $199.38, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F7 These shares are held in a trust for which the reporting person's spouse serves as trustee. References: F1, F6	S Sale (market/private)Common Stock · Non-derivative	300D	199.3167	Direct	Form 4 ↗0001596532-26-000226
2026-09-08Filed 2026-09-10	TEMPLETON MARK BDirector Filing context Reported filing row; may be amended. Do not sum filings blindly. F1 The sale of shares was effected pursuant to a Rule 10b5-1 trading plan entered into by the reporting person on June 9, 2026. F2 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $194.81 to $195.67, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F3 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $195.81 to $196.70, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F4 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $197.01 to $197.97, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F5 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $198.03 to $198.96, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F6 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $199.21 to $199.38, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F7 These shares are held in a trust for which the reporting person's spouse serves as trustee. References: F1, F5	S Sale (market/private)Common Stock · Non-derivative	1,700D	198.4376	Direct	Form 4 ↗0001596532-26-000226
2026-09-08Filed 2026-09-10	TEMPLETON MARK BDirector Filing context Reported filing row; may be amended. Do not sum filings blindly. F1 The sale of shares was effected pursuant to a Rule 10b5-1 trading plan entered into by the reporting person on June 9, 2026. F2 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $194.81 to $195.67, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F3 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $195.81 to $196.70, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F4 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $197.01 to $197.97, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F5 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $198.03 to $198.96, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F6 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $199.21 to $199.38, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F7 These shares are held in a trust for which the reporting person's spouse serves as trustee. References: F1, F4	S Sale (market/private)Common Stock · Non-derivative	1,000D	197.4598	Direct	Form 4 ↗0001596532-26-000226
2026-09-08Filed 2026-09-10	TEMPLETON MARK BDirector Filing context Reported filing row; may be amended. Do not sum filings blindly. F1 The sale of shares was effected pursuant to a Rule 10b5-1 trading plan entered into by the reporting person on June 9, 2026. F2 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $194.81 to $195.67, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F3 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $195.81 to $196.70, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F4 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $197.01 to $197.97, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F5 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $198.03 to $198.96, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F6 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $199.21 to $199.38, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F7 These shares are held in a trust for which the reporting person's spouse serves as trustee. References: F1, F3	S Sale (market/private)Common Stock · Non-derivative	700D	196.1986	Direct	Form 4 ↗0001596532-26-000226
2026-09-08Filed 2026-09-10	TEMPLETON MARK BDirector Filing context Reported filing row; may be amended. Do not sum filings blindly. F1 The sale of shares was effected pursuant to a Rule 10b5-1 trading plan entered into by the reporting person on June 9, 2026. F2 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $194.81 to $195.67, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F3 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $195.81 to $196.70, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F4 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $197.01 to $197.97, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F5 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $198.03 to $198.96, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F6 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $199.21 to $199.38, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F7 These shares are held in a trust for which the reporting person's spouse serves as trustee. References: F1, F2	S Sale (market/private)Common Stock · Non-derivative	1,300D	195.2692	Direct	Form 4 ↗0001596532-26-000226
2026-09-08Filed 2026-09-10	Duda KennethDirector · Officer · President and CTO Filing context Reported filing row; may be amended. Do not sum filings blindly. F1 Represents 100,000 shares transferred from the Family Trust to the GRAT of the Reporting Person's Spouse. F2 Reporting person's spouse is the trustee of the Jennifer Duda Annuity Trusts. F3 Represents 100,000 shares transferred from the Family Trust to the GRAT of the Reporting Person. F4 Reporting person is the trustee of the Kenneth Duda Annuity Trusts. F5 Represents an aggregate of 200,000 shares contributed to the GRAT of the Reporting Person (100,000 shares), and GRAT of the Reporting Person's spouse (100,000 shares) F6 These shares are held by a family trust for which the reporting person is co-trustee. F7 These shares are held in multiple trusts for the benefit of the children of the reporting person for which the reporting person serves as trustee. The reporting person shares voting and investment control over the shares but disclaims beneficial ownership of the shares. F8 These shares are held by a 501(c) Foundation for which the reporting person and his spouse serve as co-trustee. References: F5, F6	J Other reported codeCommon Stock · Non-derivative	200,000D	0	Indirectby Trust	Form 4 ↗0001596532-26-000225
2026-09-08Filed 2026-09-10	Duda KennethDirector · Officer · President and CTO Filing context Reported filing row; may be amended. Do not sum filings blindly. F1 Represents 100,000 shares transferred from the Family Trust to the GRAT of the Reporting Person's Spouse. F2 Reporting person's spouse is the trustee of the Jennifer Duda Annuity Trusts. F3 Represents 100,000 shares transferred from the Family Trust to the GRAT of the Reporting Person. F4 Reporting person is the trustee of the Kenneth Duda Annuity Trusts. F5 Represents an aggregate of 200,000 shares contributed to the GRAT of the Reporting Person (100,000 shares), and GRAT of the Reporting Person's spouse (100,000 shares) F6 These shares are held by a family trust for which the reporting person is co-trustee. F7 These shares are held in multiple trusts for the benefit of the children of the reporting person for which the reporting person serves as trustee. The reporting person shares voting and investment control over the shares but disclaims beneficial ownership of the shares. F8 These shares are held by a 501(c) Foundation for which the reporting person and his spouse serve as co-trustee. References: F3, F4	J Other reported codeCommon Stock · Non-derivative	100,000A	0	IndirectBy GRAT KD	Form 4 ↗0001596532-26-000225
2026-09-08Filed 2026-09-10	Duda KennethDirector · Officer · President and CTO Filing context Reported filing row; may be amended. Do not sum filings blindly. F1 Represents 100,000 shares transferred from the Family Trust to the GRAT of the Reporting Person's Spouse. F2 Reporting person's spouse is the trustee of the Jennifer Duda Annuity Trusts. F3 Represents 100,000 shares transferred from the Family Trust to the GRAT of the Reporting Person. F4 Reporting person is the trustee of the Kenneth Duda Annuity Trusts. F5 Represents an aggregate of 200,000 shares contributed to the GRAT of the Reporting Person (100,000 shares), and GRAT of the Reporting Person's spouse (100,000 shares) F6 These shares are held by a family trust for which the reporting person is co-trustee. F7 These shares are held in multiple trusts for the benefit of the children of the reporting person for which the reporting person serves as trustee. The reporting person shares voting and investment control over the shares but disclaims beneficial ownership of the shares. F8 These shares are held by a 501(c) Foundation for which the reporting person and his spouse serve as co-trustee. References: F1, F2	J Other reported codeCommon Stock · Non-derivative	100,000A	0	IndirectBy GRAT JD	Form 4 ↗0001596532-26-000225
2026-09-01Filed 2026-09-03	Breithaupt Chantelle YvetteOfficer · Senior Vice President, CFO Filing context Reported filing row; may be amended. Do not sum filings blindly. F1 The sale of shares was effected pursuant to a Rule 10b5-1 trading plan entered into by the reporting person on December 11, 2025 and modified on June 2, 2026. References: F1	S Sale (market/private)Common Stock · Non-derivative	612D	195.77	Direct	Form 4 ↗0001596532-26-000222
2026-08-28Filed 2026-09-01	Duda KennethDirector · Officer · President and CTO Filing context Reported filing row; may be amended. Do not sum filings blindly. F1 Represents 85,875 shares from the Ken Duda Annuity Trust to the Children's Trust. F2 These shares are held in multiple trusts for the benefit of the children of the reporting person for which the reporting person serves as trustee. The reporting person shares voting and investment control over the shares but disclaims beneficial ownership of the shares. F3 Represents 85,875 shares from the Jennifer Duda Annuity Trust to the Children's Trust. F4 Represents 51,160 shares from the Jennifer Duda Annuity Trust to the Kenneth and Jennifer Duda Living Trust. F5 Reporting person's spouse is the trustee of the Jennifer Duda Annuity Trusts. F6 Represents 42,937 shares from the Jennifer Duda Annuity Trust to the Childrens Trust. F7 Represents 42,938 shares from the Jennifer Duda Annuity Trust to the Childrens Trust. F8 Represents 51,160 shares from the Kenneth Duda Annuity Trust to the Kenneth and Jennifer Duda Living Trust. F9 Reporting person is the trustee of the Kenneth Duda Annuity Trusts. F10 Represents 42,938 shares from the Kenneth Duda Annuity Trust to the Childrens Trust. F11 Represents 42,937 shares from the Kenneth Duda Annuity Trust to the Childrens Trust. F12 Represents an aggregate of 102,320 shares transferred by the GRAT of the reporting person (51,160) and the GRAT of the reporting person's spouse (51,160) to the Family Trust. F13 These shares are held by a family trust for which the reporting person is co-trustee. F14 These shares are held by a 501(c) Foundation for which the reporting person and his spouse serve as co-trustee. References: F12, F13	J Other reported codeCommon Stock · Non-derivative	102,320A	0	Indirectby Trust	Form 4 ↗0001596532-26-000220
2026-08-28Filed 2026-09-01	Duda KennethDirector · Officer · President and CTO Filing context Reported filing row; may be amended. Do not sum filings blindly. F1 Represents 85,875 shares from the Ken Duda Annuity Trust to the Children's Trust. F2 These shares are held in multiple trusts for the benefit of the children of the reporting person for which the reporting person serves as trustee. The reporting person shares voting and investment control over the shares but disclaims beneficial ownership of the shares. F3 Represents 85,875 shares from the Jennifer Duda Annuity Trust to the Children's Trust. F4 Represents 51,160 shares from the Jennifer Duda Annuity Trust to the Kenneth and Jennifer Duda Living Trust. F5 Reporting person's spouse is the trustee of the Jennifer Duda Annuity Trusts. F6 Represents 42,937 shares from the Jennifer Duda Annuity Trust to the Childrens Trust. F7 Represents 42,938 shares from the Jennifer Duda Annuity Trust to the Childrens Trust. F8 Represents 51,160 shares from the Kenneth Duda Annuity Trust to the Kenneth and Jennifer Duda Living Trust. F9 Reporting person is the trustee of the Kenneth Duda Annuity Trusts. F10 Represents 42,938 shares from the Kenneth Duda Annuity Trust to the Childrens Trust. F11 Represents 42,937 shares from the Kenneth Duda Annuity Trust to the Childrens Trust. F12 Represents an aggregate of 102,320 shares transferred by the GRAT of the reporting person (51,160) and the GRAT of the reporting person's spouse (51,160) to the Family Trust. F13 These shares are held by a family trust for which the reporting person is co-trustee. F14 These shares are held by a 501(c) Foundation for which the reporting person and his spouse serve as co-trustee. References: F11, F9	J Other reported codeCommon Stock · Non-derivative	42,937D	0	IndirectBy GRAT KD	Form 4 ↗0001596532-26-000220
2026-08-28Filed 2026-09-01	Duda KennethDirector · Officer · President and CTO Filing context Reported filing row; may be amended. Do not sum filings blindly. F1 Represents 85,875 shares from the Ken Duda Annuity Trust to the Children's Trust. F2 These shares are held in multiple trusts for the benefit of the children of the reporting person for which the reporting person serves as trustee. The reporting person shares voting and investment control over the shares but disclaims beneficial ownership of the shares. F3 Represents 85,875 shares from the Jennifer Duda Annuity Trust to the Children's Trust. F4 Represents 51,160 shares from the Jennifer Duda Annuity Trust to the Kenneth and Jennifer Duda Living Trust. F5 Reporting person's spouse is the trustee of the Jennifer Duda Annuity Trusts. F6 Represents 42,937 shares from the Jennifer Duda Annuity Trust to the Childrens Trust. F7 Represents 42,938 shares from the Jennifer Duda Annuity Trust to the Childrens Trust. F8 Represents 51,160 shares from the Kenneth Duda Annuity Trust to the Kenneth and Jennifer Duda Living Trust. F9 Reporting person is the trustee of the Kenneth Duda Annuity Trusts. F10 Represents 42,938 shares from the Kenneth Duda Annuity Trust to the Childrens Trust. F11 Represents 42,937 shares from the Kenneth Duda Annuity Trust to the Childrens Trust. F12 Represents an aggregate of 102,320 shares transferred by the GRAT of the reporting person (51,160) and the GRAT of the reporting person's spouse (51,160) to the Family Trust. F13 These shares are held by a family trust for which the reporting person is co-trustee. F14 These shares are held by a 501(c) Foundation for which the reporting person and his spouse serve as co-trustee. References: F10, F9	J Other reported codeCommon Stock · Non-derivative	42,938D	0	IndirectBy GRAT KD	Form 4 ↗0001596532-26-000220
2026-08-28Filed 2026-09-01	Duda KennethDirector · Officer · President and CTO Filing context Reported filing row; may be amended. Do not sum filings blindly. F1 Represents 85,875 shares from the Ken Duda Annuity Trust to the Children's Trust. F2 These shares are held in multiple trusts for the benefit of the children of the reporting person for which the reporting person serves as trustee. The reporting person shares voting and investment control over the shares but disclaims beneficial ownership of the shares. F3 Represents 85,875 shares from the Jennifer Duda Annuity Trust to the Children's Trust. F4 Represents 51,160 shares from the Jennifer Duda Annuity Trust to the Kenneth and Jennifer Duda Living Trust. F5 Reporting person's spouse is the trustee of the Jennifer Duda Annuity Trusts. F6 Represents 42,937 shares from the Jennifer Duda Annuity Trust to the Childrens Trust. F7 Represents 42,938 shares from the Jennifer Duda Annuity Trust to the Childrens Trust. F8 Represents 51,160 shares from the Kenneth Duda Annuity Trust to the Kenneth and Jennifer Duda Living Trust. F9 Reporting person is the trustee of the Kenneth Duda Annuity Trusts. F10 Represents 42,938 shares from the Kenneth Duda Annuity Trust to the Childrens Trust. F11 Represents 42,937 shares from the Kenneth Duda Annuity Trust to the Childrens Trust. F12 Represents an aggregate of 102,320 shares transferred by the GRAT of the reporting person (51,160) and the GRAT of the reporting person's spouse (51,160) to the Family Trust. F13 These shares are held by a family trust for which the reporting person is co-trustee. F14 These shares are held by a 501(c) Foundation for which the reporting person and his spouse serve as co-trustee. References: F8, F9	J Other reported codeCommon Stock · Non-derivative	51,160D	0	IndirectBy GRAT KD	Form 4 ↗0001596532-26-000220

Imported instruments only. Joint owners do not multiply transactions. Amendments are separate filing rows, not additional trades. No aggregate trade totals are implied.