Time on boards
- Boards served
- 3
- Current seats
- 3
- Board service
- 8 years
- Director since
- 2023
8 years of board service in total across 3 boards, counting each seat separately. Longest: Tectonic Therapeutic 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.
-
Taysha Gene Therapies Inc. June 2, 202582.5%
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 1, 2026 | Taysha Gene Therapies Inc. | Grant or award | +21,335 | — | — |
| Jun 2, 2025 | Taysha Gene Therapies Inc. | Grant or award | +56,623 | — | — |
| May 29, 2024 | Taysha Gene Therapies Inc. | Grant or award | +49,220 | — | — |
| Aug 16, 2023 | Taysha Gene Therapies Inc. | Open-market purchase | +111,111 | $0.90 | $100,000 |
Questions about Phillip B. Donenberg
What boards is Phillip B. Donenberg on?
Phillip B. Donenberg sits on the boards of Faeth Therapeutics Inc., Taysha Gene Therapies Inc. and Tectonic Therapeutic Inc.
How long has Phillip B. Donenberg served on boards?
Our records show at least 8 years of board service across 3 boards, the earliest from 2023.
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