Current roles
From Section 16 filings (Forms 3, 4 and 5) in the last 13 months.
Past roles
“Last filing” is the latest Form 3/4/5 for that company, an upper bound on the end date.
None on record since 2016.
Sits alongside
People who currently share a board or management team with this person.
- Albert Frederick Osterloh IVDXCM
- Euan A. AshleyDXCM
- Glenn S. BoehnleinDXCM
- Jacob Steven LeachDXCM
- Jereme M. SylvainDXCM
- Jon ColemanDXCM
- Kevin R. SayerDXCM
- Kyle MaladyDXCM
- Mark G. FolettaDXCM
- Michael Jon BrownDXCM
- Nicholas AugustinosDXCM
- Renee D. GalaDXCM
- Richard Alexander CollinsDXCM
- Rimma DriscollDXCM
- Sadie SternDXCM
- Steven R. AltmanDXCM
Open-market trades
Purchases and sales reported on Form 4 at S&P 500 companies.
| Date | Company | Type | Shares | Price | Value |
|---|---|---|---|---|---|
| Aug 12, 2026 | DXCM | Sale | 1,012 | $88.29 | $89K |
| May 12, 2026 | DXCM | Sale | 1,012 | $60.01 | $61K |
| Feb 12, 2026 | DXCM | Sale | 1,012 | $68.01 | $69K |
| Nov 12, 2025 | DXCM | Sale | 1,012 | $58.07 | $59K |
| Mar 17, 2025 | DXCM | Sale | 352 | $70.33 | $25K |
| Dec 16, 2024 | DXCM | Sale | 1,000 | $76.87 | $77K |
| Sep 16, 2024 | DXCM | Sale | 1,000 | $70.00 | $70K |
| Jun 14, 2024 | DXCM | Sale | 1,000 | $113.55 | $114K |
| Sep 12, 2023 | DXCM | Sale | 600 | $106.56 | $64K |
| Dec 15, 2020 | DXCM | Sale | 375 | $356.65 | $134K |
SEC reporting-owner ID (CIK) 1485616 · all filings on EDGAR