Time on boards
- Boards served
- 4
- Current seats
- 4
- Board service
- 11 years
- Director since
- 2023
11 years of board service in total across 4 boards, counting each seat separately. Longest: Geron Corporation, 3 years.
Shareholder support
Support is votes for as a share of votes for and against (or withheld). Below 80% is a clear protest.
-
Bio Green Med Solution Inc. June 21, 202482.7%
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 |
|---|---|---|---|---|---|
| Sep 30, 2026 | Geron Corporation | Grant or award | +6,351 | $1.23 | $7,812 |
| Jun 30, 2026 | Geron Corporation | Grant or award | +6,103 | $1.28 | $7,812 |
| Mar 31, 2026 | Geron Corporation | Grant or award | +5,243 | $1.49 | $7,812 |
| Dec 31, 2025 | Geron Corporation | Grant or award | +5,918 | $1.32 | $7,812 |
| Sep 30, 2025 | Geron Corporation | Grant or award | +5,702 | $1.37 | $7,812 |
| Jun 30, 2025 | Geron Corporation | Grant or award | +5,540 | $1.41 | $7,811 |
| Mar 31, 2025 | Geron Corporation | Grant or award | +4,913 | $1.59 | $7,812 |
| Dec 31, 2024 | Geron Corporation | Grant or award | −2,206 | — | — |
| Sep 30, 2024 | Geron Corporation | Grant or award | −1,767 | — | — |
| Jun 28, 2024 | Geron Corporation | Grant or award | −1,916 | — | — |
| Mar 29, 2024 | Geron Corporation | Grant or award | −2,462 | — | — |
| Jan 26, 2024 | RenovoRx Inc. | Open-market purchase | +40,983 | — | — |
| Dec 29, 2023 | Geron Corporation | Grant or award | +3,406 | — | — |
| Sep 29, 2023 | Geron Corporation | Grant or award | +3,390 | — | — |
| Jun 30, 2023 | Geron Corporation | Grant or award | +2,239 | — | — |
Questions about Robert J. Spiegel
What boards is Robert J. Spiegel on?
Robert J. Spiegel sits on the boards of Bio Green Med Solution Inc., Ernexa Therapeutics Inc., Geron Corporation and RenovoRx Inc.
How long has Robert J. Spiegel served on boards?
Our records show at least 11 years of board service across 4 boards, the earliest from 2023.
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