Time on boards
- Boards served
- 2
- Current seats
- 2
- Board service
- 5 years
- Director since
- 2023
5 years of board service in total across 2 boards, counting each seat separately. Longest: Gossamer Bio Inc., 3 years.
Gossamer Bio Inc.
Director
DexCom Inc.
Director
Shareholder support
Support is votes for as a share of votes for and against (or withheld). Below 80% is a clear protest.
-
DexCom Inc. May 27, 202699.7%
-
DexCom Inc. May 8, 202599.8%
Insider trades
All notable trades →From SEC Forms 4 and 5. Open-market purchases and sales are highlighted; grants, option exercises and shares withheld for tax are routine.
| Date | Company | Transaction | Shares | Price | Value |
|---|---|---|---|---|---|
| Sep 8, 2026 | Jazz Pharmaceuticals plc | Shares withheld for tax | −1,967 | $246.81 | $485,475 |
| Sep 8, 2026 | Jazz Pharmaceuticals plc | Open-market sale | −2,000 | $243.03 | $486,060 |
| Jun 30, 2026 | Jazz Pharmaceuticals plc | Shares withheld for tax | −4,835 | $237.72 | $1,149,376 |
| Jun 3, 2026 | Jazz Pharmaceuticals plc | Gift | −600 | — | — |
| May 28, 2026 | DexCom Inc. | Grant or award | +5,605 | — | — |
| Mar 5, 2026 | Jazz Pharmaceuticals plc | Shares withheld for tax | −7,065 | $188.69 | $1,333,095 |
| Feb 26, 2026 | Jazz Pharmaceuticals plc | Grant or award | +44,465 | — | — |
| Jan 16, 2026 | Jazz Pharmaceuticals plc | Grant or award | +12,741 | — | — |
| Jan 16, 2026 | Jazz Pharmaceuticals plc | Shares withheld for tax | −5,371 | $171.16 | $919,300 |
| Dec 5, 2025 | Jazz Pharmaceuticals plc | Shares withheld for tax | −80 | $166.91 | $13,353 |
| Aug 7, 2025 | Jazz Pharmaceuticals plc | Grant or award | +18,808 | — | — |
| May 8, 2025 | DexCom Inc. | Grant or award | +5,074 | — | — |
| Mar 6, 2025 | DexCom Inc. | Grant or award | +5,720 | — | — |
| Mar 5, 2025 | Jazz Pharmaceuticals plc | Sold back to the company | −5,704 | $138.95 | $792,571 |
| Feb 27, 2025 | Jazz Pharmaceuticals plc | Grant or award | +23,111 | — | — |
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