Time on boards
- Boards served
- 1
- Current seats
- 1
- Board service
- 3 years
- Director since
- 2023
3 years of board service in total across 1 board, counting each seat separately. Longest: Spero Therapeutics 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.
-
Spero Therapeutics Inc. May 29, 202498.9%
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 23, 2026 | Spero Therapeutics Inc. | Grant or award | +10,000 | — | — |
| Jun 12, 2025 | Spero Therapeutics Inc. | Grant or award | +20,000 | — | — |
| May 29, 2024 | Spero Therapeutics Inc. | Grant or award | +20,000 | — | — |
| Oct 5, 2023 | Spero Therapeutics Inc. | Grant or award | +20,000 | — | — |
Questions about John C. Pottage Jr.
What boards is John C. Pottage Jr. on?
John C. Pottage Jr. sits on the board of Spero Therapeutics Inc.
How long has John C. Pottage Jr. served on boards?
Our records show at least 3 years of board service across 1 board, the earliest from 2023.
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