DexCom (DXCM) Director Bridgette Heller Sells 1,012 Shares

What Happened
Bridgette P. Heller, a director of DexCom, Inc. (DXCM), sold 1,012 shares in an open-market disposition on August 12, 2026, at $88.29 per share for a total proceeds of $89,349. This was a sale (not a purchase) and the filing states the shares were sold pursuant to a pre-established 10b5-1 trading plan.

Key Details

• Transaction date and price: August 12, 2026 — 1,012 shares sold at $88.29 each (total $89,349).
• Report filing: Form 4 filed August 13, 2026 (appears timely relative to the transaction date).
• Sale method: Open-market sale executed under a 10b5-1 plan adopted by Ms. Heller on August 14, 2025 (footnote).
• Holdings note: The filing notes that 5,575 unvested restricted stock units (granted May 28, 2026) are included in the reported holdings and vest on the earlier of the one‑year anniversary of the grant or DexCom’s 2027 annual meeting. The report does not specify total shares owned after this sale in the supplied text.

Context
Sales executed under 10b5-1 plans are typically pre-arranged to allow orderly dispositions and do not, by themselves, indicate a change in an insider’s view of the company. This transaction is a routine insider sale rather than an opportunistic purchase; retail investors should combine this with other insider activity and company fundamentals when forming opinions.