Time on boards
- Boards served
- 4
- Current seats
- 4
- Board service
- 11 years
- Director since
- 2023
11 years of board service in total across 4 boards, counting each seat separately. Longest: Neurocrine Biosciences 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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Dare Bioscience Inc. July 9, 202594.4%
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Fate Therapeutics Inc. June 3, 202490.7%
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 |
|---|---|---|---|---|---|
| Oct 16, 2026 | Iambic Therapeutics Inc. | Derivative conversion | +192,579 | — | — |
| Oct 16, 2026 | Iambic Therapeutics Inc. | Derivative conversion | +8,341 | — | — |
| Jun 30, 2026 | Dare Bioscience Inc. | Grant or award | +38,862 | — | — |
| May 21, 2026 | Neurocrine Biosciences Inc. | Option exercise | +3,318 | — | — |
| May 5, 2026 | Fate Therapeutics Inc. | Option exercise | +25,000 | $1.69 | $42,250 |
| Nov 5, 2025 | Neurocrine Biosciences Inc. | Option exercise | +18,000 | $47.89 | $862,020 |
| Nov 5, 2025 | Neurocrine Biosciences Inc. | Open-market sale | −18,000 | $151.82 | $2,732,760 |
| May 22, 2025 | Neurocrine Biosciences Inc. | Option exercise | +2,869 | — | — |
| May 5, 2025 | Neurocrine Biosciences Inc. | Option exercise | +30,000 | $42.76 | $1,282,800 |
| May 5, 2025 | Neurocrine Biosciences Inc. | Open-market sale | −30,000 | $110.20 | $3,306,000 |
| Aug 15, 2024 | Neurocrine Biosciences Inc. | Open-market sale | −14,250 | $146.69 | $2,090,333 |
| Jan 2, 2024 | Neurocrine Biosciences Inc. | Option exercise | +20,000 | $12.98 | $259,600 |
| Jan 2, 2024 | Neurocrine Biosciences Inc. | Open-market sale | −11,044 | $131.47 | $1,451,955 |
| May 1, 2023 | Neurocrine Biosciences Inc. | Option exercise | +7,625 | $12.71 | $96,914 |
| May 1, 2023 | Neurocrine Biosciences Inc. | Open-market sale | −4,300 | $101.43 | $436,149 |
Questions about William H. Rastetter
What boards is William H. Rastetter on?
William H. Rastetter sits on the boards of Dare Bioscience Inc., Fate Therapeutics Inc., Iambic Therapeutics Inc. and Neurocrine Biosciences Inc.
How long has William H. Rastetter served on boards?
Our records show at least 11 years of board service across 4 boards, the earliest from 2023.
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