New Mountain Finance (NMFC) CFO and Treasurer to exit after transition

Rhea-AI Filing Summary

New Mountain Finance Corporation reported that its Board of Directors has received and accepted the resignation of Kris Corbett as Chief Financial Officer and Treasurer. He will remain in both roles until a successor is in place, with the transition expected to be completed by May 29, 2026. The company states that, in submitting his resignation, Mr. Corbett did not express any disagreement regarding its operations, policies, or practices, indicating an orderly leadership change rather than a dispute-driven departure.

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UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the

Securities Exchange Act of 1934

Date of Report (Date of Earliest Event Reported): March 19, 2026

New Mountain Finance Corporation

(Exact name of registrant as specified in its charter)

Delaware		814-00832		27-2978010
(State or other jurisdiction of incorporation or organization)		(Commission File Number)		(IRS Employer Identification Number)

1633 Broadway, 48th Floor,
New York, New York	10019
(Address of principal executive offices)	(Zip Code)

Registrant’s telephone number, including area code: (212) 720-0300

None

(Former name or former address, if changed since last report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2. below):

¨ Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

¨ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

¨ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

¨ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act:

Title of each class		Trading Symbol(s)		Name of each exchange on which registered
Common stock, par value $0.01 per share		NMFC		NASDAQ Global Select Market
8.250% Notes due 2028		NMFCZ		NASDAQ Global Select Market

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

Emerging growth company ☐

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

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Item 5.02 Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers. 

On March 19, 2026, the Board of Directors of New Mountain Finance Corporation (the “Company”) received and accepted the resignation of Kris Corbett as Chief Financial Officer and Treasurer of the Company. Mr. Corbett’s resignation will become effective upon the completion of a prudent transition of the role to a successor Chief Financial Officer and Treasurer, which is expected to occur by May 29, 2026 (the “Effective Date”). Mr. Corbett will continue to serve as the Chief Financial Officer and Treasurer of the Company until the Effective Date. In submitting his resignation, Mr. Corbett did not express any disagreement on any matter relating to the Company’s operations, policies or practices.

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SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

New Mountain Finance Corporation
By:	/s/ Eric Kane
Name:	Eric Kane
Title:	Corporate Secretary

Date: March 24, 2026

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FAQ

What did New Mountain Finance Corporation (NMFC) disclose in this 8-K filing?

New Mountain Finance Corporation disclosed the resignation of its Chief Financial Officer and Treasurer, Kris Corbett. The filing explains that he will remain in his roles during a transition period and that he did not express any disagreement regarding the company’s operations, policies, or practices.

When will NMFC’s CFO resignation become effective?

The resignation of NMFC’s CFO and Treasurer, Kris Corbett, will become effective upon completion of a prudent transition to a successor, expected by May 29, 2026. Until that effective date, he will continue serving in both positions to support continuity of the finance function.

Did NMFC indicate any disagreements related to the CFO’s resignation?

No. The company stated that in submitting his resignation, Kris Corbett did not express any disagreement on matters related to New Mountain Finance Corporation’s operations, policies, or practices. This language signals an orderly leadership transition rather than a departure stemming from reported disputes or conflicts.

What roles does Kris Corbett currently hold at New Mountain Finance Corporation?

Kris Corbett currently serves as Chief Financial Officer and Treasurer of New Mountain Finance Corporation. According to the disclosure, he will continue in these roles until a successor is appointed and a prudent transition is completed, which is expected to occur by May 29, 2026.

Who signed the New Mountain Finance Corporation 8-K reporting the CFO resignation?

The 8-K was signed on behalf of New Mountain Finance Corporation by Eric Kane, who is identified as the Corporate Secretary. His signature indicates the company’s formal authorization and certification of the disclosure regarding the planned change in its Chief Financial Officer and Treasurer.

Where is New Mountain Finance Corporation headquartered?

New Mountain Finance Corporation is headquartered at 1633 Broadway, 48th Floor, New York, New York 10019. This address is listed as the principal executive offices in the disclosure, placing the company’s main corporate location in midtown Manhattan for its registered operations.

Filing Exhibits & Attachments

4 documents

Other Documents

• EX-101 XBRL SCHEMA FILE 3.6 KB
• EX-101 XBRL DEFINITION FILE 25.9 KB
• EX-101 XBRL LABEL FILE 35.7 KB
• EX-101 XBRL PRESENTATION FILE 24.6 KB