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: Kyntra Bio Inc., 3 years.
Kyntra Bio Inc.
Director
Xilio Therapeutics Inc.
Director
Climb Bio Inc.
Director · President and CEO
Chief executive roles
Climb Bio Inc.
· President and CEO
Since June 2024
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 29, 2026 | Climb Bio Inc. | Open-market sale | −30,902 | $13.17 | $406,979 |
| Jun 27, 2026 | Climb Bio Inc. | Option exercise | +68,750 | — | — |
| Jun 30, 2025 | Climb Bio Inc. | Open-market sale | −20,618 | $1.22 | $25,154 |
| Jun 27, 2025 | Climb Bio Inc. | Option exercise | +68,750 | — | — |
| Jun 9, 2023 | Kyntra Bio Inc. | Open-market sale | −1,994 | $16.74 | $33,380 |
| Jun 9, 2023 | Kyntra Bio Inc. | Open-market sale | −2,739 | $17.52 | $47,987 |
| Jun 7, 2023 | Kyntra Bio Inc. | Grant or award | +8,289 | — | — |
Questions about Aoife Brennan
What boards is Aoife Brennan on?
Aoife Brennan sits on the boards of Climb Bio Inc., Kyntra Bio Inc. and Xilio Therapeutics Inc.
What company is Aoife Brennan the CEO of?
Aoife Brennan has been President and CEO of Climb Bio Inc. since June 2024.
How long has Aoife Brennan served on boards?
Our records show at least 8 years of board service across 3 boards, the earliest from 2023.
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