NEW YORK–(BUSINESS WIRE)–New Mountain Finance Corporation (NASDAQ: NMFC) (“NMFC” or “the Company”) today announced that on October 20, 2026, the Company’s board of directors authorized an extension of a previously established stock repurchase program (the “Repurchase Program”). Pursuant to the Repurchase Program, the Company can repurchase up to $150 million worth of its common stock at the discretion of NMFC’s management team. The Repurchase Program was set to expire on December 31, 2026, bu