---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-26-371389"
form_type: "8-K"
ticker: "QNCX"
cik: "0001662774"
company_name: "Quince Therapeutics, Inc."
filed_at: "2026-08-27T20:30:17+00:00"
generated_at: "2026-08-27T20:31:04.816216+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.5
calibrated_materiality_score: 0.5
confidence: "high"
source: SEC EDGAR
---

# Quince Therapeutics President Charles Ryan to depart Sept 8, 2026

## Summary
- President Charles Ryan's last day of employment is September 8, 2026; departure announced August 23, 2026.
- Ryan eligible for severance under Executive Change in Control and Severance Agreement dated September 1, 2023.
- Severance terms described in definitive proxy statement filed August 25, 2026.

## SEC filing metadata
- accession: 0001193125-26-371389
- form_type: 8-K
- ticker: QNCX
- cik: 0001662774
- company_name: Quince Therapeutics, Inc.
- filed_at: 2026-08-27T20:30:17+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.5
- calibrated_materiality_score: 0.5
- confidence: high
- sec_items: 5.02
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1662774/000119312526371389/0001193125-26-371389-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1662774/000119312526371389/d124795d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-26-371389
- JSON: https://secwatch.observer/filing/0001193125-26-371389.json
- Plain text: https://secwatch.observer/filing/0001193125-26-371389.txt

## Key facts
- Executive change
  Charles Ryan departed as President at Quince Therapeutics, Inc..
  - Action: determined
  - Role: President
  source text: On August 23, 2026, Quince Therapeutics, Inc. (the “Company”) and Charles Ryan, the Company’s President, determined that Mr. Ryan’s last day of employment will be September 8, 2026.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1662774/000119312526371389/0001193125-26-371389-index.htm

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