---
schema_version: "secwatch.filing_event.v1"
accession: "0001159036-26-000106"
form_type: "8-K"
ticker: "HALO"
cik: "0001159036"
company_name: "HALOZYME THERAPEUTICS, INC."
filed_at: "2026-08-18T20:04:09+00:00"
generated_at: "2026-08-18T20:05:06.878746+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.2
calibrated_materiality_score: 0.2
confidence: "high"
source: SEC EDGAR
---

# Halozyme elects Dannielle Appelhans to board of directors

## Summary
- Dannielle Appelhans elected to Halozyme board on Aug 14, 2026, class with term ending at 2028 annual meeting.
- No initial committee assignment; will receive standard non-employee director compensation (cash, RSUs, options).
- No arrangements or related-person transactions disclosed in connection with her election.

## SEC filing metadata
- accession: 0001159036-26-000106
- form_type: 8-K
- ticker: HALO
- cik: 0001159036
- company_name: HALOZYME THERAPEUTICS, INC.
- filed_at: 2026-08-18T20:04:09+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.2
- calibrated_materiality_score: 0.2
- confidence: high
- sec_items: 5.02
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1159036/000115903626000106/0001159036-26-000106-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1159036/000115903626000106/halo-20260814.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001159036-26-000106
- JSON: https://secwatch.observer/filing/0001159036-26-000106.json
- Plain text: https://secwatch.observer/filing/0001159036-26-000106.txt

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