---
schema_version: "secwatch.filing_event.v1"
accession: "0001108205-26-000078"
form_type: "8-K"
ticker: "CRIS"
cik: "0001108205"
company_name: "CURIS INC"
filed_at: "2026-07-02T12:56:31+00:00"
generated_at: "2026-07-02T13:00:10.328718+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.55
calibrated_materiality_score: 0.55
confidence: "high"
source: SEC EDGAR
---

# Curis announces 1-for-20 reverse stock split effective July 2, 2026

## Summary
- Reverse stock split at 1-for-20 ratio effective 5:00 PM ET on July 2, 2026.
- No fractional shares issued; fractional shares rounded up to nearest whole share.
- Split-adjusted trading begins July 6, 2026; ticker CRIS unchanged.
- Par value and authorized shares unchanged; warrants, RSUs, options adjusted proportionally.
- New CUSIP number for common stock post-split is 231269408.

## SEC filing metadata
- accession: 0001108205-26-000078
- form_type: 8-K
- ticker: CRIS
- cik: 0001108205
- company_name: CURIS INC
- filed_at: 2026-07-02T12:56:31+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.55
- calibrated_materiality_score: 0.55
- confidence: high
- sec_items: 3.03, 5.03, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1108205/000110820526000078/0001108205-26-000078-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1108205/000110820526000078/cris-20260702.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001108205-26-000078
- JSON: https://secwatch.observer/filing/0001108205-26-000078.json
- Plain text: https://secwatch.observer/filing/0001108205-26-000078.txt

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