---
schema_version: "secwatch.filing_event.v1"
accession: "0001159036-26-000051"
form_type: "8-K"
ticker: "HALO"
cik: "0001159036"
company_name: "HALOZYME THERAPEUTICS, INC."
filed_at: "2026-04-24T23:59:59+00:00"
generated_at: "2026-05-15T04:10:24.047340+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.2
calibrated_materiality_score: 0.2
confidence: "high"
source: SEC EDGAR
---

# Halozyme amends bylaws to allow director removal with or without cause by majority vote

## Summary
- Board amended Section 2.5 to permit removal of directors at any time, with or without cause, by majority of shares entitled to vote.
- Section 1.12 amended to clarify stockholder actions cannot be taken without a meeting, consistent with the Certificate of Incorporation.
- Amendments adopted by Board on April 22, 2026; full text filed as Exhibit 3.1.

## SEC filing metadata
- accession: 0001159036-26-000051
- form_type: 8-K
- ticker: HALO
- cik: 0001159036
- company_name: HALOZYME THERAPEUTICS, INC.
- filed_at: 2026-04-24T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.2
- calibrated_materiality_score: 0.2
- confidence: high
- sec_items: 5.03, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1159036/000115903626000051/0001159036-26-000051-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1159036/000115903626000051/halo-20260422.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001159036-26-000051
- JSON: https://secwatch.observer/filing/0001159036-26-000051.json
- Plain text: https://secwatch.observer/filing/0001159036-26-000051.txt

## Source-grounded claims
- claim_id: 02bf475624c5b9ce604577f21b73ef671d4f71f2
  claim: HALOZYME THERAPEUTICS, INC.: Amended Bylaws to revise director removal standard and restrict stockholder action by written consent (effective 2026-04-22).
  evidence_excerpt: On April 22, 2026, the Board of Directors (the “Board”) of Halozyme Therapeutics, Inc. (the “Company”) amended the Company’s Bylaws to revise (i) Section 2.5 to provide that directors may be removed from office at any time, with or without cause, by the holders of a majority of the shares then entitled to vote at an election of the directors and (ii) Section 1.12 to clarify that any action required to be taken at any annual or special meeting of stockholders of the corporation, or any action which may be taken at any annual or special meeting of such stockholders, may not be taken without a meeting, consistent with Article FIFTH of the Certificate of Incorporation.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1159036/000115903626000051/0001159036-26-000051-index.htm

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