Time on boards
- Boards served
- 2
- Current seats
- 2
- Board service
- 6 years
- Director since
- 2023
6 years of board service in total across 2 boards, counting each seat separately. Longest: Cartesian 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.
-
Cartesian Therapeutics Inc. June 12, 202694.1%
-
Tectonic Therapeutic Inc. June 8, 202679.5%
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 |
|---|---|---|---|---|---|
| Jan 2, 2026 | Cartesian Therapeutics Inc. | Grant or award | +2,600 | — | — |
| Apr 11, 2025 | Tectonic Therapeutic Inc. | Open-market purchase | +9,478 | $16.31 | $154,586 |
| Apr 11, 2025 | Tectonic Therapeutic Inc. | Open-market purchase | +53,706 | $16.31 | $875,945 |
| Apr 11, 2025 | Cartesian Therapeutics Inc. | Open-market purchase | +6,412 | $10.77 | $69,057 |
| Apr 11, 2025 | Cartesian Therapeutics Inc. | Open-market purchase | +36,338 | $10.77 | $391,360 |
| Apr 10, 2025 | Tectonic Therapeutic Inc. | Open-market purchase | +8,092 | $16.73 | $135,379 |
| Apr 10, 2025 | Cartesian Therapeutics Inc. | Open-market purchase | +7,966 | $10.43 | $83,085 |
| Apr 10, 2025 | Cartesian Therapeutics Inc. | Open-market purchase | +609 | $10.92 | $6,650 |
| Apr 10, 2025 | Tectonic Therapeutic Inc. | Open-market purchase | +45,858 | $16.73 | $767,204 |
| Apr 10, 2025 | Cartesian Therapeutics Inc. | Open-market purchase | +45,144 | $10.43 | $470,852 |
| Apr 10, 2025 | Cartesian Therapeutics Inc. | Open-market purchase | +3,451 | $10.92 | $37,685 |
| Apr 9, 2025 | Tectonic Therapeutic Inc. | Open-market purchase | +2,861 | $14.62 | $41,828 |
| Apr 9, 2025 | Cartesian Therapeutics Inc. | Open-market purchase | +7,342 | $9.43 | $69,235 |
| Apr 9, 2025 | Tectonic Therapeutic Inc. | Open-market purchase | +857 | $15.23 | $13,052 |
| Apr 9, 2025 | Cartesian Therapeutics Inc. | Open-market purchase | +31 | $9.95 | $308 |
Questions about Timothy A. Springer
What boards is Timothy A. Springer on?
Timothy A. Springer sits on the boards of Cartesian Therapeutics Inc. and Tectonic Therapeutic Inc.
How long has Timothy A. Springer served on boards?
Our records show at least 6 years of board service across 2 boards, the earliest from 2023.
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