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.
Shareholder support
Support is votes for as a share of votes for and against (or withheld). Below 80% is a clear protest.
-
Guardant Health Inc. June 18, 202598.1%
-
Ginkgo Bioworks Holdings Inc. June 13, 202499.8%
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 |
|---|---|---|---|---|---|
| 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 | — | — |
Questions about Myrtle S. Potter
What boards is Myrtle S. Potter on?
Myrtle S. Potter sits on the boards of Ginkgo Bioworks Holdings Inc. and Guardant Health Inc.
How long has Myrtle S. Potter served on boards?
Our records show at least 6 years of board service across 2 boards, the earliest from 2023.
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