Halozyme Therapeutics Inc
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Why is HALO moving today?
Halozyme Therapeutics Inc is a biotechnology company focused on developing and commercializing novel oncology therapies. The company seeks to create therapies focused on human enzymes that alter tumors. Halozyme focuses on developing its proprietary products in therapeutic areas with a focus on oncology, and licensing its technology to biopharmaceutical companies to collaboratively develop products. ENHANZE drug delivery technology was introduced with the proprietary enzyme rHuPH20, to facilitate the subcutaneous delivery of injected drugs and fluids, with the goal of improving the patient experience with rapid SC delivery and reduced treatment burden. The company's operations are based in the United States, with minimal long-lived assets located internationally.
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Warehouse intelligence for HALO.
HALO insider activity
Halozyme Therapeutics Inc
No multi-insider buying cluster in the last 90 days
Net selling: -$26.2M across loaded Form 4 rows.
Loaded official disclosures do not show all three sources aligned on this ticker.
| Filing date | Trade date | Insider | Title | Type | Price | Qty | Owned | Value | Receipt |
|---|---|---|---|---|---|---|---|---|---|
| 2026-06-15 | 2026-06-12 | Snyder Mark Howard | Insider | sell | $69.50 | 2,715 | 49,929 | $189K | SEC Form 4 |
| 2026-06-03 | 2026-06-03 | Torley Helen | Insider | buy | $12.07 | 10,000 | 1,923 | $121K | SEC Form 4 |
| 2026-06-03 | 2026-06-03 | Torley Helen | Insider | sell | $69.69 | 6,100 | 767,780 | $425K | SEC Form 4 |
| 2026-06-03 | 2026-06-03 | Torley Helen | Insider | sell | $68.74 | 2,000 | 773,880 | $137K | SEC Form 4 |
| 2026-06-03 | 2026-06-03 | Torley Helen | Insider | sell | $67.67 | 1,500 | 775,880 | $102K | SEC Form 4 |
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Registered lobbying filings matched to Halozyme Therapeutics Inc.