Supernus’ $795 million bid sufficient for Sage

16 June 2025

Supernus Pharmaceuticals (Nasdaq: SUPN) is to buy Sage Therapeutics (Nasdaq: SAGE) for total consideration of around $795 million.

Shares in Sage shot up by 35% amid the news by midday Monday, while those in Supernus were 3% higher.

Sage had been undergoing a strategic review this year amid interest from biotech major Biogen (Nasdaq: BIIB), which had made a $442 million for the fellow Boston firm.

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