Time on boards
- Boards served
- 1
- Current seats
- 1
- Board service
- 9 months
- Director since
- 2026
9 months of board service in total across 1 board, counting each seat separately. Longest: Polaryx Therapeutics Inc., 9 months.
Polaryx Therapeutics Inc.
Director
Questions about Charles S. Ryan
What boards is Charles S. Ryan on?
Charles S. Ryan sits on the board of Polaryx Therapeutics Inc.
How long has Charles S. Ryan served on boards?
Our records show at least 9 months of board service across 1 board, the earliest from 2026.
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