09:11 AM EDT, 07/28/2025 (MT Newswires) -- Supernus Pharmaceuticals ( SUPN ) said Monday the waiting period for the acquisition of Sage Therapeutics ( SAGE ) under the US Hart-Scott-Rodino Antitrust Improvements Act expired Friday.

The expiration satisfies one of the conditions for the completion of Supernus' tender offer to acquire all outstanding shares of Sage, the company said.

The tender offer is set to expire at midnight Thursday unless it is extended or terminated earlier, Supernus said.