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Trial resultsMay 4, 2026176 days ago

Partner Takeda: pivotal Phase 2/3 of TAK-881 met primary PK endpoint

Halozyme reported results from its Phase 2/3 study of TAK-881 (SCIG 20% with recombinant human hyaluronidase) for primary immunodeficiency disease on May 4, 2026. The study met its main goal.

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DetailsClinical trial results · also called: readout / topline data
Company
Halozyme Therapeutics, Inc. HALO
Drug
TAK-881 (SCIG 20% with recombinant human hyaluronidase)
For
primary immunodeficiency disease
Stage
Phase 2/3 · a combined mid- to late-stage study
When
May 4, 2026
Source note
Takeda's TAK-881-3001 pivotal Phase 2/3 trial of a 20% subcutaneous immunoglobulin facilitated with recombinant human hyaluronidase met its primary endpoint, showing PK comparability to HYQVIA; Takeda plans US/EU/Japan filings in FY2026.
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Halozyme Therapeutics, Inc.
2 upcoming · 4 past catalysts
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ApprovalHALOHalozymeQ1 2027

Halozyme expects the FDA to decide on amivantamab + hyaluronidase-lpuj (RYBREVANT FASPRO, uses Halozyme ENHANZE) for head and neck squamous cell carcinoma (OrigAMI-4) in Q1 2027 (Jan–Mar) (no exact date yet). An approval lets the company start selling it in that market.

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Entry
FDA decision on RYBREVANT FASPRO (ENHANZE) sBLA in head and neck cancer (partner: J&J) · Regulatory approval
Drug
amivantamab + hyaluronidase-lpuj (RYBREVANT FASPRO, uses Halozyme ENHANZE)
For
head and neck squamous cell carcinoma (OrigAMI-4)
Stage
sBLA under FDA priority review
When
Q1 2027 · the company gave a window, not a day
Source note
J&J submitted the sBLA around May 2026; Halozyme management said FDA granted priority review (~6-month review clock), implying a decision around late 2026/early 2027. No exact PDUFA date has been publicly announced.
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Plain-English summary generated from this entry’s own fields (drug, condition, stage, date). Glossary · Open this catalyst’s page

MilestoneHALOHalozymeH1 2027

First Hypercon platform clinical trial starts, expected in the first half of 2027 (no exact date yet). A company milestone for Halozyme (Hypercon high-concentration formulation platform for undisclosed partner programs (incl. Vertex collaboration)): a step in the program rather than a decision or a data readout.

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Entry
First Hypercon platform clinical trial starts · Company milestone
Drug
Hypercon high-concentration formulation platform
For
undisclosed partner programs (incl. Vertex collaboration)
Stage
Clinical starts
When
H1 2027 · the company gave a window, not a day
Source note
Halozyme management guidance on Q2 2026 call: "First Hypercon clinical starts in the first half of 2027."
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Plain-English summary generated from this entry’s own fields (drug, condition, stage, date). Glossary · Open this catalyst’s page