SEC INSIDER TRANSACTIONS

CADENCE DESIGN SYSTEMS INC (CDNS) Insider Transactions

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CDNS · CADENCE DESIGN SYSTEMS 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 2026-10-15 to 2026-11-13 · 4 filings · fetched 2026-11-13T16:58:17Z

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Recent reported activity

0purchase rows on this page

4sale rows on this page

8matching 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
2026-11-11Filed 2026-11-12	CHEW LEWISDirector Filing context Reported filing row; may be amended. Do not sum filings blindly. F1 The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $331.42 to $331.445, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, 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:	S Sale (market/private)Common Stock · Non-derivative	375D	339.41	Direct	Form 4 ↗0000813672-26-000127
2026-11-10Filed 2026-11-12	PLUMMER JAMES DDirector Filing context Reported filing row; may be amended. Do not sum filings blindly. F1 Represents a bona fide charitable gift of shares to the Plummer Family donor-advised fund. F2 Shares held by the Plummer Family Trust. References: F1, F2	G GiftCommon Stock · Non-derivative	1,000D	0	IndirectHeld by Trust	Form 4 ↗0000813672-26-000125
2026-11-10Filed 2026-11-12	CHEW LEWISDirector Filing context Reported filing row; may be amended. Do not sum filings blindly. F1 The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $331.42 to $331.445, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, 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	S Sale (market/private)Common Stock · Non-derivative	375D	331.4278	Direct	Form 4 ↗0000813672-26-000127
2026-11-09Filed 2026-11-10	Scannell PaulOfficer · Sr. Vice President Filing context Reported filing row; may be amended. Do not sum filings blindly. F1 Shares withheld to satisfy tax obligations arising out of vesting of Performance Stock Award. F2 The transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 Trading Plan adopted on 9/9/2025 by the Reporting Person. References: F2	S Sale (market/private)Common Stock · Non-derivative	2,401D	339	Direct	Form 4 ↗0000813672-26-000124
2026-11-06Filed 2026-11-10	Scannell PaulOfficer · Sr. Vice President Filing context Reported filing row; may be amended. Do not sum filings blindly. F1 Shares withheld to satisfy tax obligations arising out of vesting of Performance Stock Award. F2 The transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 Trading Plan adopted on 9/9/2025 by the Reporting Person. References: F1	F WithholdingCommon Stock · Non-derivative	619D	319.92	Direct	Form 4 ↗0000813672-26-000124
2026-10-15Filed 2026-10-16	Cunningham PaulOfficer · Sr. Vice President Filing context Reported filing row; may be amended. Do not sum filings blindly. F1 The transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 Trading Plan adopted on 3/16/2026 by the Reporting Person. F2 These options vested at a rate of 1/48th per month starting on March 25, 2021. References: F2	M Exercise / conversionNon- Qualified Stock Option (right to buy) · Derivative	1,000D	0	Direct	Form 4 ↗0000813672-26-000112
2026-10-15Filed 2026-10-16	Cunningham PaulOfficer · Sr. Vice President Filing context Reported filing row; may be amended. Do not sum filings blindly. F1 The transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 Trading Plan adopted on 3/16/2026 by the Reporting Person. F2 These options vested at a rate of 1/48th per month starting on March 25, 2021. References: F1	S Sale (market/private)Common Stock · Non-derivative	2,000D	324.13	Direct	Form 4 ↗0000813672-26-000112
2026-10-15Filed 2026-10-16	Cunningham PaulOfficer · Sr. Vice President Filing context Reported filing row; may be amended. Do not sum filings blindly. F1 The transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 Trading Plan adopted on 3/16/2026 by the Reporting Person. F2 These options vested at a rate of 1/48th per month starting on March 25, 2021. References: F1	M Exercise / conversionCommon Stock · Non-derivative	1,000A	138.02	Direct	Form 4 ↗0000813672-26-000112

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