CIK 0001093557 · Large accelerated filer
DEXCOM INC
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- DXCM
- Exchange
- Nasdaq
- Industry
- Surgical & Medical Instruments & Apparatus
- FY end
- Dec 31
- Incorporated
- DE
- Entity type
- operating
- EIN
- 330857544
- Phone
- 8582000200
- Business address
- 6340 SEQUENCE DRIVE, SAN DIEGO, CA, 92121
- Open-market buys, last 90 days
- $0
- in 0 filings
- Open-market sales, last 90 days
- $4,484,716
- in 9 filings, $4.5M under 10b5-1 plans
Net −$4,484,716. Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.
Who's trading
90 days
- SAYER KEVIN R −$2.4M Executive Chair sold 8% of stake
- AUGUSTINOS NICHOLAS −$680K Director sold 22% of stake
- Stern Sadie −$649K EVP Chief People & Culture Off sold 6% of stake
- Brown Michael Jon −$444K EVP Chief Legal Compliance Off sold 5% of stake
- Sylvain Jereme M −$303K EVP, Chief Financal Officer sold 2% of stake
Reading 100 more Form 4s from the SEC; this list fills in as they're read.
| Date | Insider | Transaction | Shares | Price | Value | Owned after |
|---|---|---|---|---|---|---|
| 2026-11-08 | Brown Michael Jon EVP Chief Legal Compliance Off | Shares withheld for taxes | −1,451 | $79.41 | $115K | 96,734 |
| 2026-11-08 | Leach Jacob Steven President, CEO, and Director | Shares withheld for taxes | −1,451 | $79.41 | $115K | 417,457 |
| 2026-11-08 | Stern Sadie EVP Chief People & Culture Off | Shares withheld for taxes | −1,451 | $79.41 | $115K | 119,462 |
| 2026-11-08 | Sylvain Jereme M EVP, COO & CFO | Shares withheld for taxes | −1,451 | $79.41 | $115K | 145,377 |
| 2026-10-30 | Ashley Euan A. Director | Gift | −2,389 | 10,342 | ||
| 2026-10-27 | Stern Sadie EVP Chief People & Culture Off | Sale 10b5-1 | −2,565 | $78.62 | $202K | 120,913 |
| 2026-10-15 | Brown Michael Jon EVP Chief Legal Compliance Off | Sale 10b5-1 | −1,700 | $85.48 | $145K | 98,185 |
| 2026-09-28 | Stern Sadie EVP Chief People & Culture Off | Sale 10b5-1 | −2,565 | $86.15 | $221K | 123,478 |
| 2026-09-15 | AUGUSTINOS NICHOLAS Director | Sale 10b5-1 | −6,539 | $84.04 | $550K | 29,293 |
| 2026-09-15 | Brown Michael Jon EVP Chief Legal Compliance Off | Sale 10b5-1 | −1,700 | $84.04 | $143K | 99,885 |
| 2026-09-14 | AUGUSTINOS NICHOLAS Director | Sale 10b5-1 | −1,550 | $84.02 | $130K | 35,832 |
| 2026-09-10 | Sylvain Jereme M EVP, Chief Financal Officer | Sale 10b5-1 | −3,638 | $83.27 | $303K | 146,828 |
| 2026-09-10 | Boehnlein Glenn S Director | Grant or award | +5,841 | 5,841 | ||
| 2026-08-27 | Stern Sadie EVP Chief People & Culture Off | Sale 10b5-1 | −2,565 | $88.37 | $227K | 126,043 |
| 2026-08-22 | Leach Jacob Steven President, CEO, and Director | Shares withheld for taxes | −1,451 | $92.34 | $134K | 418,908 |
| 2026-08-22 | Sylvain Jereme M EVP, Chief Financal Officer | Shares withheld for taxes | −1,451 | $92.34 | $134K | 150,390 |
| 2026-08-22 | Brown Michael Jon EVP Chief Legal Compliance Off | Shares withheld for taxes | −1,451 | $92.34 | $134K | 101,502 |
| 2026-08-22 | Stern Sadie EVP Chief People & Culture Off | Shares withheld for taxes | −1,451 | $92.34 | $134K | 128,608 |
| 2026-08-20 | SAYER KEVIN R Executive Chair | Sale 10b5-1 | −19,308 | $89.71 | $1.7M | 309,662 |
| 2026-08-20 | SAYER KEVIN R Executive Chair | Sale 10b5-1 | −7,351 | $90.78 | $667K | 302,311 |
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