Zymeworks Pivots to Royalty-Driven Model After Strong Ziihera Data in Gastric Cancer on November 19, 2025 Biological Factors buyback erbB-2 Receptor Jazz Malignant neoplasm of stomach milestone payments regulatory filing Royalty-Driven Model strategy Ziihera Zymeworks +
Santen Announces Completion of Share Buyback on November 06, 2025 buyback Dosage Forms equity buyback Japanese language Occupational activity of managing finances repurchase Santen shareholder value +