Ropes & Gray Advised Lantheus Holdings in Take-Private Merger Agreement with Curium Valued up to $8 Billion

In The News
August 3, 2026

Ropes & Gray represented leading radiopharmaceutical company Lantheus Holdings (NASDAQ: LNTH) in a take-private merger agreement with a wholly-owned subsidiary of Curium US in a transaction valued up to $8 billion. The deal was announced on August 3.

Under the agreement, Curium US will acquire all the outstanding shares of Lantheus for $102.50 per share in cash at closing, plus non-transferable Contingent Value Rights (CVRs) providing for up to $12 per share in potential additional cash payments if certain commercial milestones are met by 2030. Together Lantheus and Curium are positioned to create a radiopharmaceutical company spanning cancer diagnostics and therapeutics with infrastructure to serve patients in more than 70 countries. The Board of Directors of Lantheus has unanimously approved the transaction.

The Ropes & Gray team was led by antitrust partners Mike McFalls, Zak Goodwin and Lisa Kaltenbrunner and included international risk partner Brendan Hanifin and counsel Kurt Fowler and antitrust associate Vincenzo Volpe.