Omeros Jumps Most Ever on Novo License Deal for Zaltenibart (1)

Oct. 15, 2025, 4:39 PM UTC

(Updates stock move, adds analyst commentary.)

Omeros shares soar as much as 195%, most intraday on record, after the biotech and Novo Nordisk entered into a definitive asset purchase and license agreement for the candidate drug zaltenibart in clinical development to treat rare blood and kidney disorders.

  • HCW (buy) analyst Brandon Folkes views the “transaction as a significant positive, and upside to our prior assumptions”
    • Raises PT to $20 from $9

ADDITIONAL DETAILS

  • Under the terms of the agreement, Novo will get exclusive global rights to develop and commercialize zaltenibart in all indications
  • Omeros is eligible to receive $340m in ...









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