GRI
GRI Bio, Inc.
NASDAQ · Healthcare · Biotechnology · US
$1.93
+4.89%0
Insider buys (3m)
0
Insider sells (3m)
$0.00
Net value (3m)
-1.1%
Price return (3m)
Form 4 filings
| Date | Insider | Activity | Shares | Price |
|---|---|---|---|---|
| Sep 22, 2025 | Hertz Walter Marc · director, officer: Chief Executive Officer | A-Award | 103,067 | $1.93 |
| Sep 22, 2025 | Kelly Leanne · officer: Chief Financial Officer | A-Award | 43,222 | $1.93 |
| Sep 22, 2025 | Szekeres David Leslie · director | A-Award | 39,897 | $1.93 |
| Sep 22, 2025 | Baker David Charles · director | A-Award | 23,605 | $1.93 |
| Sep 22, 2025 | SIMPSON CAMILLA V · director | A-Award | 23,605 | $1.93 |
| Sep 22, 2025 | Chaturvedi Vipin · officer: Chief Scientific Officer | A-Award | 43,222 | $1.93 |
| Sep 22, 2025 | Rongen Roelof · director | A-Award | 23,605 | $1.93 |
| Aug 27, 2025 | SIMPSON CAMILLA V · director | A-Award | 5,994 | $1.41 |
| Aug 27, 2025 | Hertz Walter Marc · director, officer: Chief Executive Officer | A-Award | 26,688 | $1.41 |
| Aug 27, 2025 | Szekeres David Leslie · director | A-Award | 10,276 | $1.41 |
| Aug 27, 2025 | Baker David Charles · director | A-Award | 5,994 | $1.41 |
| Aug 27, 2025 | Rongen Roelof · director | A-Award | 5,994 | $1.41 |
| Aug 27, 2025 | Chaturvedi Vipin · officer: Chief Scientific Officer | A-Award | 11,854 | $1.41 |
| Aug 27, 2025 | Kelly Leanne · officer: Chief Financial Officer | A-Award | 11,854 | $1.41 |
| Aug 14, 2025 | Rongen Roelof · director | A-Award | 4,527 | $1.30 |
| Aug 14, 2025 | SIMPSON CAMILLA V · director | A-Award | 4,527 | $1.30 |
| Aug 14, 2025 | Baker David Charles · director | A-Award | 4,527 | $1.30 |
| Aug 14, 2025 | Szekeres David Leslie · director | A-Award | 7,545 | $1.30 |
| Jan 24, 2025 | Rongen Roelof · director | A-Award | 30,297 | $0.69 |
| Jan 24, 2025 | Kelly Leanne · officer: Chief Financial Officer | A-Award | 43,319 | $0.69 |
| Jan 24, 2025 | Chaturvedi Vipin · officer: Chief Scientific Officer | A-Award | 43,319 | $0.69 |
| Jan 24, 2025 | Hertz Walter Marc · director, officer: Chief Executive Officer | A-Award | 129,730 | $0.69 |
| Jan 24, 2025 | Baker David Charles · director | A-Award | 30,297 | $0.69 |
| Jan 24, 2025 | Szekeres David Leslie · director | A-Award | 51,937 | $0.69 |
| Jan 24, 2025 | SIMPSON CAMILLA V · director | A-Award | 30,297 | $0.69 |
Institutional positioning
13F filings over the trailing two quarters
New 11Increased 1Reduced 3Sold out 1
| Filer | Action | Shares | Filed |
|---|---|---|---|
| HRT FINANCIAL LP | New Position | 28,784 | Aug 14, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | New Position | 21,368 | Aug 13, 2026 |
| GEODE CAPITAL MANAGEMENT, LLC | New Position | 18,438 | May 15, 2026 |
| GEODE CAPITAL MANAGEMENT, LLC | Reduced | 13,869 | Aug 12, 2026 |
| CITADEL ADVISORS LLC | New Position | 13,376 | Sep 2, 2026 |
| MORGAN STANLEY | New Position | 8,737 | Aug 13, 2026 |
| UBS GROUP AG | New Position | 8,722 | May 5, 2026 |
| UBS Group AG | Reduced | 4,920 | Aug 13, 2026 |
| Tower Research Capital LLC (TRC) | Increased | 2,434 | Aug 11, 2026 |
| TOWER RESEARCH CAPITAL LLC (TRC) | New Position | 1,060 | May 15, 2026 |
| BARCLAYS PLC | New Position | 83 | Aug 14, 2026 |
| BLACKROCK, INC. | New Position | 7 | May 13, 2026 |
| BlackRock, Inc. | Unchanged | 7 | Aug 7, 2026 |
| SBI SECURITIES CO., LTD. | Reduced | 4 | Apr 28, 2026 |
| DANSKE BANK A/S | New Position | 2 | May 12, 2026 |
Insider activity from SEC Form 4; institutional positioning from 13F filings · Latest filing Sep 22, 2025