Beth C. Seidenberg
Sits on 6 boards. Overboarded · 6 public boards Last updated September 28, 2026
Time on boards
- Boards served
- 6
- Current seats
- 6
- Board service
- 17 years
- Director since
- 2023
17 years of board service in total across 6 boards, counting each seat separately. Longest: Vera Therapeutics 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.
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Sagimet Biosciences Inc. June 6, 202599.1%
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Kyverna Therapeutics Inc. May 29, 202587.9%
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Vera Therapeutics Inc. May 14, 202589.4%
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 |
|---|---|---|---|---|---|
| Aug 10, 2026 | Latigo Biotherapeutics Inc. | Derivative conversion | +938,979 | — | — |
| Aug 10, 2026 | Latigo Biotherapeutics Inc. | Derivative conversion | +3,547,842 | — | — |
| Aug 10, 2026 | Latigo Biotherapeutics Inc. | Derivative conversion | +1,027,635 | — | — |
| Aug 10, 2026 | Latigo Biotherapeutics Inc. | Derivative conversion | +3,464,072 | — | — |
| Aug 10, 2026 | Latigo Biotherapeutics Inc. | Derivative conversion | +1,484,401 | — | — |
| Aug 10, 2026 | Latigo Biotherapeutics Inc. | Derivative conversion | +165,519 | — | — |
| Aug 10, 2026 | Latigo Biotherapeutics Inc. | Derivative conversion | +2,066,857 | — | — |
| May 27, 2026 | Kyverna Therapeutics Inc. | Grant or award | +5,093 | — | — |
| Dec 18, 2025 | Kyverna Therapeutics Inc. | Open-market purchase | +133,333 | $7.50 | $999,998 |
| May 29, 2025 | Kyverna Therapeutics Inc. | Grant or award | +16,634 | — | — |
| Oct 28, 2024 | Vera Therapeutics Inc. | Open-market sale | −14,798 | $48.01 | $710,452 |
| Oct 28, 2024 | Vera Therapeutics Inc. | Open-market sale | −202 | $49.54 | $10,007 |
| Sep 19, 2024 | Vera Therapeutics Inc. | Open-market sale | −13,823 | $42.31 | $584,851 |
| Sep 18, 2024 | Vera Therapeutics Inc. | Open-market sale | −1,177 | $42.01 | $49,446 |
| Sep 18, 2024 | Vera Therapeutics Inc. | Open-market sale | −1,476 | $42.00 | $61,992 |
Questions about Beth C. Seidenberg
What boards is Beth C. Seidenberg on?
Beth C. Seidenberg sits on the boards of Atara Biotherapeutics Inc., Kyverna Therapeutics Inc., Latigo Biotherapeutics Inc., Progyny Inc., Sagimet Biosciences Inc. and Vera Therapeutics Inc.
How long has Beth C. Seidenberg served on boards?
Our records show at least 17 years of board service across 6 boards, the earliest from 2023.
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