SEC INSIDER TRANSACTIONS

DEXCOM INC (DXCM) Insider Transactions

Explore official ownership filings, with every record linked to its source.

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DXCM · DEXCOM 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 · 47 filings · fetched 2026-11-13T17:38:16Z

Recent reported activity

0purchase rows on this page

2sale rows on this page

52matching 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
2026-05-15Filed 2026-05-19	Brown Michael JonOfficer · EVP, Chief Legal Officer Filing context Reported filing row; may be amended. Do not sum filings blindly. F1 On November 26, 2025, Mr. Brown adopted a 10b5-1 Plan. This 10b5-1 Plan allows the orderly disposition of shares owned by Mr. Brown. The shares set forth above were sold pursuant to the 10b5- 1 Plan. F2 Included in this number are 77,603 unvested RSUs, 39,019 of which were granted on March 8, 2026 and shall vest through March 8, 2029, 19,948 of which were granted on March 8, 2025 and shall vest through March 8, 2028, 11,399 of which were granted on March 8, 2025 and shall vest through March 8, 2027, and 7,237 of which were granted on March 8, 2024 and shall vest through March 8, 2027. References: F1, F2	S Sale (market/private)Common Stock · Non-derivative	1,700D	59.91	Direct	Form 4 ↗0001093557-26-000087
2026-05-12Filed 2026-05-14	Heller Bridgette PDirector Filing context Reported filing row; may be amended. Do not sum filings blindly. F1 On August 14, 2025, Ms. Heller adopted a 10b5-1 Plan. This 10b5-1 Plan allows the orderly disposition of shares owned by Ms. Heller. The shares set forth above were sold pursuant to the 10b5-1 Plan. References: F1	S Sale (market/private)Common Stock · Non-derivative	1,012D	60.01	Direct	Form 4 ↗0001485616-26-000004

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