---
schema_version: "secwatch.filing_event.v1"
accession: "0001159036-25-000020"
form_type: "8-K"
ticker: "HALO"
cik: "0001159036"
company_name: "HALOZYME THERAPEUTICS, INC."
filed_at: "2025-03-21T23:59:59+00:00"
generated_at: "2026-05-24T08:28:36.443383+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.55
calibrated_materiality_score: 0.55
confidence: "high"
source: SEC EDGAR
---

# Halozyme CTO Michael J. LaBarre retires effective March 17, 2025; no successor named

## Summary
- Michael J. LaBarre, SVP and Chief Technical Officer, retired effective March 17, 2025.
- LaBarre notified the company of his decision on the same date.
- He was recognized for contributions to the ENHANZE drug delivery technology.
- No replacement has been announced for the CTO role.

## SEC filing metadata
- accession: 0001159036-25-000020
- form_type: 8-K
- ticker: HALO
- cik: 0001159036
- company_name: HALOZYME THERAPEUTICS, INC.
- filed_at: 2025-03-21T23:59:59+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/1159036/000115903625000020/0001159036-25-000020-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1159036/000115903625000020/halo-20250317.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001159036-25-000020
- JSON: https://secwatch.observer/filing/0001159036-25-000020.json
- Plain text: https://secwatch.observer/filing/0001159036-25-000020.txt

## Key facts
- Executive change
  Michael J. LaBarre retired as Senior Vice President, Chief Technical Officer at HALOZYME THERAPEUTICS, INC..
  - Action: retired
  - Role: Senior Vice President, Chief Technical Officer
  source text: On March 17, 2025, Michael J. LaBarre, Senior Vice President, Chief Technical Officer of Halozyme Therapeutics, Inc. (the “Company”) notified the Company of his decision to retire from the Company, effective March 17, 2025.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1159036/000115903625000020/0001159036-25-000020-index.htm

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