New Mountain Finance Corporation Announces Financial Results for the Quarter and Year Ended December 31, 2021, Reports Fourth Quarter 2021 Net Investment Income of $0.31 per Share, Declares First Quarter 2022 Distribution of $0.30 per Share

NEW YORK, February 28, 2022–(BUSINESS WIRE)–New Mountain Finance Corporation (NASDAQ: NMFC) (the “Company”, “we”, “us” or “our”) today announced its financial results for the quarter and year ended December 31, 2021 and reported fourth quarter net investment income of $0.31 per weighted average share. At December 31, 2021, net asset value (“NAV”) per share was $13.49, compared to $13.26 at September 30, 2021 and $12.62 at December 31, 2020. The Company also announced that its board of directors declared a first quarter distribution of $0.30 per share, which will be payable on March 31, 2022 to holders of record as of March 17, 2022. For additional details related to the quarter and year ended December 31, 2021, please refer to the New Mountain Finance Corporation Form 10-K filed with the SEC and the supplemental investor presentation which can be found on the Company’s website at http://www.newmountainfinance.com.

Selected Financial Highlights