---
schema_version: "secwatch.filing_event.v1"
accession: "0001789769-23-000100"
form_type: "8-K"
ticker: "TIL"
cik: "0001789769"
company_name: "Instil Bio, Inc."
filed_at: "2023-12-08T23:59:59+00:00"
generated_at: "2026-06-07T15:41:07.863687+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.4
calibrated_materiality_score: 0.4
confidence: "high"
source: SEC EDGAR
---

# Instil Bio effects 1-for-20 reverse stock split effective Dec 7, 2023

## Summary
- 1-for-20 reverse stock split effective 5:00 p.m. ET on December 7, 2023.
- Authorized shares unchanged at 300 million; par value remains $0.000001.
- Fractional shares settled in cash; all stockholders uniformly affected.
- Proportionate adjustments made to outstanding stock options and equity incentive plan shares.

## SEC filing metadata
- accession: 0001789769-23-000100
- form_type: 8-K
- ticker: TIL
- cik: 0001789769
- company_name: Instil Bio, Inc.
- filed_at: 2023-12-08T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.4
- calibrated_materiality_score: 0.4
- confidence: high
- sec_items: 5.03, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1789769/000178976923000100/0001789769-23-000100-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1789769/000178976923000100/til-20231207.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001789769-23-000100
- JSON: https://secwatch.observer/filing/0001789769-23-000100.json
- Plain text: https://secwatch.observer/filing/0001789769-23-000100.txt

## Key facts
- Governance Changes
  Instil Bio, Inc.: Amended certificate to effect 1-for-20 reverse stock split (effective 2023-12-07).
  - Change: charter amendment
  - Effective: 2023-12-07
  source text: On December 7, 2023, Instil Bio, Inc. (the “Company”) filed with the Secretary of State of the State of Delaware a certificate of amendment to its amended and restated certificate of incorporation (the “Charter Amendment”) to effect the previously disclosed 1-for-20 reverse stock split of the Company’s common stock (the “Reverse Stock Split”).
  evidence_url: https://www.sec.gov/Archives/edgar/data/1789769/000178976923000100/0001789769-23-000100-index.htm

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