---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-25-134487"
form_type: "8-K"
ticker: "INAB"
cik: "0001740279"
company_name: "IN8BIO, INC."
filed_at: "2025-06-04T23:59:59+00:00"
generated_at: "2026-05-20T00:03:10.834899+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.5
calibrated_materiality_score: 0.5
confidence: "high"
source: SEC EDGAR
---

# IN8bio to effect 1-for-30 reverse stock split effective June 5, 2025

## Summary
- Reverse split at 1-for-30 ratio; effective 5:00 p.m. ET on June 5, 2025.
- Shares outstanding will reduce from ~103.3M to ~3.4M (subject to fractional share cash-out).
- Stock begins trading on Nasdaq on split-adjusted basis June 6, 2025; new CUSIP 45674E208.
- Proportionate adjustments to stock options, warrants, and equity plan reserves; no fractional shares issued.
- Charter Amendment filed as Exhibit 3.1; authorized by stockholders on May 8, 2025.

## SEC filing metadata
- accession: 0001193125-25-134487
- form_type: 8-K
- ticker: INAB
- cik: 0001740279
- company_name: IN8BIO, INC.
- filed_at: 2025-06-04T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.5
- calibrated_materiality_score: 0.5
- confidence: high
- sec_items: 3.03, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1740279/000119312525134487/0001193125-25-134487-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1740279/000119312525134487/d927529d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-25-134487
- JSON: https://secwatch.observer/filing/0001193125-25-134487.json
- Plain text: https://secwatch.observer/filing/0001193125-25-134487.txt

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