Halozyme’s shares rose 3.6% after reporting strong royalty revenue growth and reaffirming its 2026 guidance, with investors likely encouraged by the continued momentum in ENHANZE-enabled product adoption and a sizable new share buyback authorization.
Halozyme achieved record royalty revenues of $236 million in Q3 2025, a 52% year-over-year increase, contributing to total revenue growth of 22% to $354 million, driven by strong performance in its blockbuster subcutaneous therapies.