# GRI BIO INC (GRI)

> Institutional ownership reported to the SEC as of Q2 2026, from Form 13F filings. Source: https://holderbook.com/stocks/GRI/

- Reporting holders: 11
- Reported value: $188.4K
- Shares held by institutions: 106,958 of 2,186,115 outstanding
- Held through calls: 0.0%
- Held through puts: 0.0%

A 13F reports long US equity positions only. Shorts, bonds, foreign listings and cash are not visible here, and positions are disclosed up to 45 days after the quarter ends.

## Largest holders

| Manager | Value | Shares | Share of their book | Quarters held |
|---|---|---|---|---|
| [HRT FINANCIAL LP](https://holderbook.com/funds/1475597-hrt-financial-lp/) | $50.0K | 28,784 | 0.0% | 1 |
| [CITADEL ADVISORS LLC](https://holderbook.com/funds/1423053-citadel-advisors-llc/) | $47.4K | 26,752 | 0.0% | 1 |
| [VANGUARD CAPITAL MANAGEMENT LLC](https://holderbook.com/funds/2100119-vanguard-capital-management-llc/) | $37.8K | 21,368 | 0.0% | 1 |
| [GEODE CAPITAL MANAGEMENT, LLC](https://holderbook.com/funds/1214717-geode-capital-management-llc/) | $24.5K | 13,869 | 0.0% | 2 |
| [MORGAN STANLEY](https://holderbook.com/funds/895421-morgan-stanley/) | $15.5K | 8,737 | 0.0% | 1 |
| [UBS Group AG](https://holderbook.com/funds/1610520-ubs-group-ag/) | $8.7K | 4,920 | 0.0% | 2 |
| [Tower Research Capital LLC (TRC)](https://holderbook.com/funds/1533421-tower-research-capital-llc-trc/) | $4.3K | 2,434 | 0.0% | 2 |
| [BARCLAYS PLC](https://holderbook.com/funds/312069-barclays-plc/) | $147 | 83 | 0.0% | 1 |
| [BlackRock, Inc.](https://holderbook.com/funds/2012383-blackrock-inc/) | $12 | 7 | 0.0% | 2 |
| [DANSKE BANK A/S](https://holderbook.com/funds/800177-danske-bank-a-s/) | $4 | 2 | 0.0% | 2 |
| [Caitong International Asset Management Co., Ltd](https://holderbook.com/funds/1963355-caitong-international-asset-management-co-ltd/) | $4 | 2 | 0.0% | 1 |

## Quarter by quarter

| Quarter | Holders | Reported value |
|---|---|---|
| Q2 2026 | 11 | $188.4K |
| Q1 2026 | 6 | $64.7K |
| Q4 2025 | 7 | $14.7K |
| Q3 2025 | 8 | $276.8K |
| Q2 2025 | 5 | $25.3K |
| Q1 2025 | 5 | $15.5K |
| Q4 2024 | 8 | $185.2K |
| Q3 2024 | 7 | $49.7K |
| Q2 2024 | 5 | $139.7K |
| Q1 2024 | 6 | $177.2K |
| Q4 2023 | 9 | $82.8K |
| Q3 2023 | 6 | $887.2K |