Walter Marc Hertz
Chief Executive Officer at GRI Bio Inc.
Sits on 1 board. Last updated September 28, 2026
Time on boards
- Boards served
- 1
- Current seats
- 1
- Board service
- 4 years
- Director since
- 2023
4 years of board service in total across 1 board, counting each seat separately. Longest: GRI Bio Inc., 3 years.
Chief executive roles
Shareholder support
Support is votes for as a share of votes for and against (or withheld). Below 80% is a clear protest.
-
GRI Bio Inc. November 4, 202686.4%
-
GRI Bio Inc. July 7, 202399.8%
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 |
|---|---|---|---|---|---|
| Apr 21, 2023 | GRI Bio Inc. | Grant or award | +385,510 | — | — |
Questions about Walter Marc Hertz
What boards is Walter Marc Hertz on?
Walter Marc Hertz sits on the board of GRI Bio Inc.
What company is Walter Marc Hertz the CEO of?
Walter Marc Hertz has been Chief Executive Officer of GRI Bio Inc. since April 2023.
How long has Walter Marc Hertz served on boards?
Our records show at least 4 years of board service across 1 board, the earliest from 2023.
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