---
schema_version: "secwatch.filing_event.v1"
accession: "0001824293-26-000014"
form_type: "8-K"
ticker: "GRI"
cik: "0001824293"
company_name: "GRI Bio, Inc."
filed_at: "2026-01-21T23:59:59+00:00"
generated_at: "2026-05-16T09:20:36.179427+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.45
calibrated_materiality_score: 0.45
confidence: "high"
source: SEC EDGAR
---

# GRI Bio announces 1-for-28 reverse stock split effective Jan 23, 2026 to regain Nasdaq compliance

## Summary
- Stockholders approved reverse split at January 15, 2026 special meeting.
- Outstanding shares to reduce from ~15,016,434 to ~536,301; authorized shares unchanged.
- Cash in lieu of fractional shares at closing price on Jan 23, 2026.
- Proportional adjustments to options, warrants, convertible securities and stock plans.
- Trading to begin on split-adjusted basis on Nasdaq under ticker 'GRI' on Jan 26, 2026.

## SEC filing metadata
- accession: 0001824293-26-000014
- form_type: 8-K
- ticker: GRI
- cik: 0001824293
- company_name: GRI Bio, Inc.
- filed_at: 2026-01-21T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.45
- calibrated_materiality_score: 0.45
- confidence: high
- sec_items: 3.03, 5.03, 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1824293/000182429326000014/0001824293-26-000014-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1824293/000182429326000014/val-20260121.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001824293-26-000014
- JSON: https://secwatch.observer/filing/0001824293-26-000014.json
- Plain text: https://secwatch.observer/filing/0001824293-26-000014.txt

## Source-grounded claims
- claim_id: 65240d02b4a2a261373a88058f37271ebf62c8a3
  claim: GRI Bio, Inc.: Filed Certificate of Amendment to effect a 1-for-28 reverse stock split of common stock, effective January 23, 2026 (effective 2026-01-23).
  evidence_excerpt: On January 21, 2026, GRI Bio, Inc. (the “Company”) filed with the Secretary of State of the State of Delaware an amendment (the “Certificate of Amendment”) to its amended and restated certificate of incorporation, as amended, to effect a reverse stock split of the Company’s common stock, par value $0.0001 per share (the “Common Stock”), at a ratio of 1-for-28 (the “Reverse Stock Split”).
  evidence_url: https://www.sec.gov/Archives/edgar/data/1824293/000182429326000014/0001824293-26-000014-index.htm

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