---
schema_version: "secwatch.filing_event.v1"
accession: "0001824293-25-000063"
form_type: "8-K"
ticker: "GRI"
cik: "0001824293"
company_name: "GRI Bio, Inc."
filed_at: "2025-05-05T23:59:59+00:00"
generated_at: "2026-05-22T18:34:35.140753+00:00"
event_type: "other_material"
sentiment: "negative"
materiality_score: 0.55
calibrated_materiality_score: 0.55
confidence: "high"
source: SEC EDGAR
---

# GRI Bio increases ATM offering capacity by up to $1.67M, on top of $3.6M already sold

## Summary
- Prospectus supplement filed to increase ATM issuance by up to $1.67M, on top of $3.6M previously sold.
- Shares sold to date total $3,604,683; new maximum of $1,670,956 does not include prior sales.
- ATM sales agreement with H.C. Wainwright dated May 20, 2024; offering of common stock provides incremental equity financing.

## SEC filing metadata
- accession: 0001824293-25-000063
- form_type: 8-K
- ticker: GRI
- cik: 0001824293
- company_name: GRI Bio, Inc.
- filed_at: 2025-05-05T23:59:59+00:00
- event_type: other_material
- sentiment: negative
- materiality_score: 0.55
- calibrated_materiality_score: 0.55
- confidence: high
- sec_items: 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1824293/000182429325000063/0001824293-25-000063-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1824293/000182429325000063/val-20250505.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001824293-25-000063
- JSON: https://secwatch.observer/filing/0001824293-25-000063.json
- Plain text: https://secwatch.observer/filing/0001824293-25-000063.txt

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.