Item 7.01. Regulation FD Disclosure On August 4, 2025, NMFC issued a press release, included herewith as Exhibit 99.1, announcing the declaration of a third quarter 2025 distribution of $0.32 per share, payable on September 30, 2025 to holders of record as of September 16, 2025. Additionally, on August 4, 2025, NMFC made available on its website, http://www. newmountainfinance. com, a supplemental investor presentation with respect to the earnings release. The information disclosed under this Item 7.01, including Exhibit 99.1 hereto, is being furnished and shall not be deemed “filed” for purposes of Section 18 of the Exchange Act, or otherwise subject to the liabilities of that section. The information provided herein shall not be deemed incorporated by reference into any filing made under the Securities Act, except as expressly set forth by specific reference in such filing.