---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-26-110945"
form_type: "8-K"
ticker: "IMA"
cik: "0001835579"
company_name: "ImageneBio, Inc."
filed_at: "2026-03-17T23:59:59+00:00"
generated_at: "2026-05-15T10:49:10.710338+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.5
confidence: "high"
source: SEC EDGAR
---

# ImageneBio PAO Erin Butler to depart; Bob Lally named as successor

## Summary
- Mutual separation of Erin Butler, SVP Finance & Administration and Principal Accounting Officer, effective March 20, 2026.
- Bob Lally, SVP Finance & Operations, appointed as Principal Accounting Officer effective March 20, 2026.
- Butler to receive severance per existing Severance Rights Agreement dated October 21, 2024.
- Lally previously served at Ikena Oncology (SVP Finance & Operations) and Prevail Therapeutics (VP Finance, COO).

## SEC filing metadata
- accession: 0001193125-26-110945
- form_type: 8-K
- ticker: IMA
- cik: 0001835579
- company_name: ImageneBio, Inc.
- filed_at: 2026-03-17T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.5
- confidence: high
- sec_items: 5.02
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1835579/000119312526110945/0001193125-26-110945-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1835579/000119312526110945/d56716d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-26-110945
- JSON: https://secwatch.observer/filing/0001193125-26-110945.json
- Plain text: https://secwatch.observer/filing/0001193125-26-110945.txt

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