Time on boards
- Boards served
- 2
- Current seats
- 2
- Board service
- 6 years
- Director since
- 2023
6 years of board service in total across 2 boards, counting each seat separately. Longest: Guardant Health Inc., 3 years.
Guardant Health Inc.
Director
Ginkgo Bioworks Holdings Inc.
Director
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 |
|---|---|---|---|---|---|
| Jun 22, 2026 | Guardant Health Inc. | Open-market sale | −1,556 | $131.16 | $204,085 |
| Jun 17, 2026 | Guardant Health Inc. | Option exercise | +4,203 | — | — |
| Oct 17, 2025 | Guardant Health Inc. | Open-market sale | −26 | $66.95 | $1,741 |
| Oct 15, 2025 | Guardant Health Inc. | Option exercise | +69 | — | — |
| Sep 17, 2025 | Guardant Health Inc. | Open-market sale | −26 | $55.63 | $1,446 |
| Sep 15, 2025 | Guardant Health Inc. | Option exercise | +68 | — | — |
| Aug 19, 2025 | Guardant Health Inc. | Open-market sale | −26 | $59.02 | $1,535 |
| Aug 15, 2025 | Guardant Health Inc. | Option exercise | +69 | — | — |
| Jul 17, 2025 | Guardant Health Inc. | Open-market sale | −26 | $48.20 | $1,253 |
| Jul 15, 2025 | Guardant Health Inc. | Option exercise | +68 | — | — |
| Jun 18, 2025 | Guardant Health Inc. | Open-market sale | −26 | $49.47 | $1,286 |
| Jun 16, 2025 | Guardant Health Inc. | Open-market sale | −2,626 | $49.70 | $130,512 |
| Jun 15, 2025 | Guardant Health Inc. | Option exercise | +69 | — | — |
| Jun 12, 2025 | Guardant Health Inc. | Option exercise | +6,674 | — | — |
| Jun 11, 2025 | Ginkgo Bioworks Holdings Inc. | Option exercise | +10,822 | — | — |
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