DexCom Officer Jereme Sylvain Files Form 144 to Sell $303K in Common Stock

DexCom, Inc. (DXCM) Form 144 Analysis

Transaction Overview

DexCom Officer Jereme Sylvain filed a Form 144 notice of proposed sale on September 10, 2026, covering 3,638 shares of common stock with an aggregate market value of approximately $302,936.26 (~$83.27 per share).

Key Details

• Filer: Jereme Sylvain (Officer)
• Nature of Shares: Acquired via Restricted Stock vesting on 12/15/2023 (2,920 shares) and 09/08/2024 (718 shares).
• Rule 10b5-1 Plan: The proposed sale is executed pursuant to a pre-scheduled Rule 10b5-1 trading plan established on June 10, 2026.
• Broker: Morgan Stanley Smith Barney LLC Executive Financial Services.
• Issuer Shares Outstanding: 377,360,765 shares.

Market & Trading Significance

This transaction represents a very small fraction (<0.001%) of DexCom's total outstanding shares. Because it is conducted under a pre-established Rule 10b5-1 plan following standard RSU vesting schedules, the market impact is considered Low and reflects routine executive liquidity management rather than discretionary market sentiment.