Lantheus deal with Curium restarts FTC antitrust clock after HSR refiling

• Curium US Holdings plans to acquire Lantheus through a merger, leaving Lantheus as a wholly owned subsidiary.
• Curium withdrew its merger filing on Sept. 17 to give regulators more review time, then refiled on Sept. 21.
• The reset 30-day review period runs to Oct. 21, 2026, unless it ends early or is extended.
• The deal is still expected to close in the first half of 2027, subject to approvals and a shareholder vote.

Disclaimer: This news brief was created by Public Technologies (PUBT) using generative artificial intelligence. While PUBT strives to provide accurate and timely information, this AI-generated content is for informational purposes only and should not be interpreted as financial, investment, or legal advice. Lantheus Holdings Inc. published the original content used to generate this news brief via EDGAR, the Electronic Data Gathering, Analysis, and Retrieval system operated by the U.S. Securities and Exchange Commission (Ref. ID: 0001193125-26-396654), on September 21, 2026, and is solely responsible for the information contained therein.