---
schema_version: "secwatch.filing_event.v1"
accession: "0000950170-23-071505"
form_type: "8-K"
ticker: "CRSP"
cik: "0001674416"
company_name: "CRISPR Therapeutics AG"
filed_at: "2023-12-19T23:59:59+00:00"
generated_at: "2026-06-07T10:37:09.868471+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.55
calibrated_materiality_score: 0.55
confidence: "high"
source: SEC EDGAR
---

# CRISPR Therapeutics CMO Phuong Khanh Morrow resigns effective Jan 26, 2024

## Summary
- Dr. Morrow stepped down as Chief Medical Officer on Dec 14, 2023, effective Jan 26, 2024.
- Resignation is not due to any disagreement with the company.
- No successor or interim CMO has been announced.

## SEC filing metadata
- accession: 0000950170-23-071505
- form_type: 8-K
- ticker: CRSP
- cik: 0001674416
- company_name: CRISPR Therapeutics AG
- filed_at: 2023-12-19T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.55
- calibrated_materiality_score: 0.55
- confidence: high
- sec_items: 5.02
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1674416/000095017023071505/0000950170-23-071505-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1674416/000095017023071505/crsp-20231214.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000950170-23-071505
- JSON: https://secwatch.observer/filing/0000950170-23-071505.json
- Plain text: https://secwatch.observer/filing/0000950170-23-071505.txt

## Key facts
- Executive change
  Phuong Khanh Morrow resigned as Chief Medical Officer at CRISPR Therapeutics AG.
  - Action: resigned
  - Role: Chief Medical Officer
  source text: On December 14, 2023, Phuong Khanh Morrow, M.D., FACP resigned as Chief Medical Officer of CRISPR Therapeutics AG (the “Company”) to be effective as of January 26, 2024.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1674416/000095017023071505/0000950170-23-071505-index.htm

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