Repligen Announces $1 Billion Private Convertible Senior Notes Transaction

WALTHAM, Mass., Oct. 30, 2026 (GLOBE NEWSWIRE) -- Repligen Corporation (NASDAQ:RGEN) (“Repligen”), today announced that it entered into privately negotiated exchange and/or subscription agreements with certain holders of its outstanding 1.00% Convertible Senior Notes due 2028 (the “2028 Notes”) and certain new investors, pursuant to which Repligen will issue $1.0 billion aggregate principal amount of 0.25% Convertible Senior Notes due 2031 (the “New Notes”). Approximately $541.4 million principal amount of the New Notes will be issued in exchange for approximately $456.8 million principal amount of 2028 Notes (the “Exchange Transactions”) and approximately $458.6 million principal amount of the New Notes will be issued for cash (the “Subscription Transactions”, and together with the Exchange Transactions, the “Transactions”). The conversion price for the New Notes will initially be approximately $226.37 per share of Repligen’s common stock, which represents a conversion premium of approximately 20% over the closing price of Repligen’s common stock on October 29, 2026, subject to customary anti-dilution adjustments. Following the closing of the Transactions, which is expected to occur on or about November 6, 2026, subject to customary closing conditions, approximately $143.2 million in aggregate principal amount of 2028 Notes will remain outstanding with terms unchanged.