SEC Form 4 · accession 0001093557-26-000179
DEXCOM INC · DXCM
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
Nicholas Augustinos
Director
Period of report
Sep 14, 2026
Accepted (ET)
Sep 16, 2026 · 4:26 pm EDT
Rule 10b5-1 plan
yes — trade under a plan
Issuer CIK
0001093557
Table I — non-derivative securities
| Security | Date | Code | Shares | Price | A/D | Owned after | D/I | Nature of ownership |
|---|---|---|---|---|---|---|---|---|
| Common StockF1,F2 | Sep 14, 2026 | S | 1,550 | $84.02 | D | 35,832 | I | by Trust |
| Common StockF1,F2 | Sep 15, 2026 | S | 6,539 | $84.04 | D | 29,293 | I | by Trust |
| Common StockF3 | holding | — | — | — | 5,575 | D |
Table II — derivative securities
No Table II lines on this filing.
Explanation of responses
- F1On June 10, 2026, Mr. Augustinos adopted a 10b5-1 Plan. This 10b5-1 Plan allows the orderly disposition of shares owned by Mr. Augustinos. The shares set forth above were sold pursuant to the 10b5-1 Plan.
- F2Shares are held by the Kirschner/Augustinos Revocable Trust, with respect to which the Reporting Person is a trustee.
- F3Represents unvested restricted stock units which were granted on May 28, 2026 and will vest on the earlier of the one year anniversary of the grant date or the date of DexCom, Inc.'s 2027 Annual Meeting of Stockholders.