---
schema_version: "secwatch.filing_event.v1"
accession: "0001789769-21-000072"
form_type: "8-K"
ticker: "TIL"
cik: "0001789769"
company_name: "Instil Bio, Inc."
filed_at: "2021-12-17T23:59:59+00:00"
generated_at: "2026-06-28T00:12:00.864917+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.25
calibrated_materiality_score: 0.25
confidence: "high"
source: SEC EDGAR
---

# Instil Bio director Nimish Shah resigns; board reclassifies Gibson, appoints Nielsen to audit committee

## Summary
- Nimish Shah resigned from board and audit committee effective Dec 17, 2021; no disagreement.
- Neil Gibson resigned as Class I director and was reappointed as Class II to rebalance board classes.
- Jack Nielsen, existing board member, appointed to audit committee on Dec 17, 2021.

## SEC filing metadata
- accession: 0001789769-21-000072
- form_type: 8-K
- ticker: TIL
- cik: 0001789769
- company_name: Instil Bio, Inc.
- filed_at: 2021-12-17T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.25
- calibrated_materiality_score: 0.25
- confidence: high
- sec_items: 5.02
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1789769/000178976921000072/0001789769-21-000072-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1789769/000178976921000072/til-20211217.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001789769-21-000072
- JSON: https://secwatch.observer/filing/0001789769-21-000072.json
- Plain text: https://secwatch.observer/filing/0001789769-21-000072.txt

## Key facts
- Executive change
  Nimish Shah resigned as Member of the board of directors at Instil Bio, Inc..
  - Action: resigned
  - Role: Member of the board of directors
  source text: On December 17, 2021, Nimish Shah resigned, with immediate effect, from his role as a member of the board of directors (the “Board”) of Instil Bio, Inc. (the “Company”) and as a member of the Board’s audit committee (the “Audit Committee”).
  evidence_url: https://www.sec.gov/Archives/edgar/data/1789769/000178976921000072/0001789769-21-000072-index.htm

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