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Halozyme Therapeutics (HALO) News Today

No Halozyme Therapeutics (HALO) headline in the last 7 days came with a measured price move.

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Our analysis

Halozyme wins Dutch ruling against Merck's subcutaneous Keytruda: the eight markets where Keytruda SC is now blocked

Wednesday, Oct 7, 2026 · The Hague found Merck's under-the-skin Keytruda infringes Halozyme's EP 2,797,622 patent, upheld the patent and barred the product in eight markets. Intravenous Keytruda is unaffected.

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