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
- Bridgette P. HellerDXCM
- 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
- 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 |
|---|---|---|---|---|---|
| Sep 15, 2026 | DXCM | Sale | 6,539 | $84.04 | $550K |
| Sep 14, 2026 | DXCM | Sale | 1,550 | $84.02 | $130K |
| Jun 16, 2025 | DXCM | Sale | 3,672 | $82.80 | $304K |
| Jun 13, 2025 | DXCM | Sale | 2,618 | $81.69 | $214K |
| Dec 15, 2023 | DXCM | Sale | 3,976 | $123.02 | $489K |
| Oct 29, 2021 | DXCM | Sale | 2,500 | $600.03 | $1.5M |
| Jun 3, 2021 | DXCM | Sale | 806 | $366.99 | $296K |
| Feb 16, 2021 | DXCM | Sale | 1,875 | $412.03 | $773K |
| Jan 6, 2021 | DXCM | Sale | 625 | $375.00 | $234K |
| Dec 16, 2020 | DXCM | Sale | 600 | $352.20 | $211K |
| Dec 16, 2020 | DXCM | Sale | 625 | $356.82 | $223K |
| Dec 16, 2020 | DXCM | Sale | 25 | $354.00 | $9K |
| Sep 16, 2020 | DXCM | Sale | 88 | $400.94 | $35K |
| Sep 16, 2020 | DXCM | Sale | 1,471 | $399.84 | $588K |
| Sep 16, 2020 | DXCM | Sale | 66 | $398.11 | $26K |
| Sep 16, 2020 | DXCM | Sale | 126 | $402.49 | $51K |
| Sep 16, 2020 | DXCM | Sale | 124 | $396.51 | $49K |
| Jun 15, 2020 | DXCM | Sale | 625 | $375.00 | $234K |
| Jun 15, 2020 | DXCM | Sale | 1,250 | $362.47 | $453K |
| Feb 14, 2020 | DXCM | Sale | 1,812 | $283.80 | $514K |
| Dec 16, 2019 | DXCM | Sale | 1,812 | $206.14 | $374K |
| Nov 7, 2019 | DXCM | Sale | 1,208 | $185.29 | $224K |
| Sep 16, 2019 | DXCM | Sale | 1,208 | $145.49 | $176K |
| Jun 14, 2019 | DXCM | Sale | 1,208 | $146.32 | $177K |
| Aug 6, 2018 | DXCM | Sale | 6,100 | $120.91 | $738K |
| Aug 6, 2018 | DXCM | Sale | 2,970 | $121.72 | $362K |
| Aug 6, 2018 | DXCM | Sale | 3,230 | $121.77 | $393K |
SEC reporting-owner ID (CIK) 1238485 · all filings on EDGAR