Company: NMFCZ
Filing Date: 2025-02-26
Form Type: SC TO-I/A
Source: 0001580642-25-001141
Chunk: 0

Company: New Mountain Finance Corp
Filing Date: 2025-02-26
Form: SC TO-I/A
Chunk 0
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<div align='center'>As filed with the Securities and Exchange Commission on February 26, 2025

UNITED STATES SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

SCHEDULE TO

Tender Offer Statement under Section 14(d)(1) or 13(e)(1)

of the Securities Exchange Act of 1934

(Amendment No. 1)

New Mountain Finance Corporation

(Name of Subject Company (Issuer) and Filing Person (Offeror))

7.50 % Convertible Notes due 2025

(Title of Class of Securities)

647551 AE0

(CUSIP Number of Class of Securities)

John R. Kline

New Mountain Finance Corporation

1633 Broadway, 48 thFloor

New York, New York 10019

(212) 720-0300

(Name, address, and telephone number of person authorized
to receive notices and communications on behalf of filing persons)

Copies to:

Steven B. Boehm

Payam Siadatpour

Eversheds Sutherland (US) LLP

700 Sixth Street, NW

Washington, DC 20001

(202) 383-0100</div>

| o                                                                                               | Check the box if the filing relates solely to preliminary communications made before the commencement of a tender offer. |
| Check the appropriate boxes below to designate any transactions to which the statement relates: |                                                                                                                          |
| o                                                                                               | Third-party tender offer subject to Rule 14d-1.                                                                          |
| x                                                                                               | Issuer tender offer subject to Rule 13e-4.                                                                               |
| o                                                                                               | Going-private transaction subject to Rule 13e-3.                                                                         |
| o                                                                                               | Amendment to Schedule 13D under Rule 13d-2.                                                                              |

This Amendment No. 1 (this “Amendment
No. 1”) amends and supplements the Tender Offer Statement on Schedule TO filed with the Securities and Exchange Commission
by New Mountain Finance Corporation, a Delaware corporation (the “Company”), on January 21, 2025 (the “Schedule TO”),
relating to the Company’s offer to purchase (the “Tender Offer”) up to $260,000,000 aggregate principal amount of outstanding
7.50% Convertible Notes due 2025 (the “Notes”). The Tender Offer was made upon the terms and subject to the conditions set
forth in the Offer to Purchase, dated January 21