John Maraganore
Sits on 8 boards. Overboarded · 8 public boards Last updated September 28, 2026
Time on boards
- Boards served
- 8
- Current seats
- 8
- Board service
- 18 years
- Director since
- 2023
18 years of board service in total across 8 boards, counting each seat separately. Longest: Agios Pharmaceuticals 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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Kymera Therapeutics Inc. June 24, 202693.7%
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Beam Therapeutics Inc. June 3, 202689.4%
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Rapport Therapeutics Inc. June 17, 202597.8%
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Kymera Therapeutics Inc. June 15, 202378.1%
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Beam Therapeutics Inc. June 6, 202384.8%
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 |
|---|---|---|---|---|---|
| Oct 22, 2026 | Rapport Therapeutics Inc. | Open-market purchase | +8,239 | $26.38 | $217,344 |
| Oct 22, 2026 | Rapport Therapeutics Inc. | Open-market purchase | +1,172 | $26.92 | $31,547 |
| Oct 19, 2026 | City Therapeutics Inc. | Derivative conversion | +610,759 | — | — |
| Jul 1, 2026 | Takeda Pharmaceutical Company Limited | Grant or award | +3,800 | — | — |
| May 4, 2026 | Hemab Therapeutics Holdings Inc. | Derivative conversion | +17,974 | — | — |
| May 4, 2026 | Hemab Therapeutics Holdings Inc. | Derivative conversion | +17,974 | — | — |
| Sep 20, 2022 | Agios Pharmaceuticals Inc. | Gift | −1,500 | — | — |
Questions about John Maraganore
What boards is John Maraganore on?
John Maraganore sits on the boards of Agios Pharmaceuticals Inc., Beam Therapeutics Inc., City Therapeutics Inc., Hemab Therapeutics Holdings Inc., Kymera Therapeutics Inc., ProKidney Corp., Rapport Therapeutics Inc. and Takeda Pharmaceutical Company Limited.
How long has John Maraganore served on boards?
Our records show at least 18 years of board service across 8 boards, the earliest from 2023.
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