<SEC-DOCUMENT>0001104659-25-091289-index.html : 20250918
<SEC-HEADER>0001104659-25-091289.hdr.sgml : 20250918
<ACCEPTANCE-DATETIME>20250918163016
ACCESSION NUMBER:		0001104659-25-091289
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20250916
FILED AS OF DATE:		20250918
DATE AS OF CHANGE:		20250918

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			KLINSKY STEVEN B
		CENTRAL INDEX KEY:			0001018327
		ORGANIZATION NAME:           	

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	814-00832
		FILM NUMBER:		251323831

	MAIL ADDRESS:	
		STREET 1:		C/O NEW MOUNTAIN CAPITAL, L.L.C.
		STREET 2:		1633 BROADWAY, 48TH FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10019

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			New Mountain Finance Corp
		CENTRAL INDEX KEY:			0001496099
		ORGANIZATION NAME:           	
		EIN:				272978010
		STATE OF INCORPORATION:			X1
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		1633 BROADWAY
		STREET 2:		48TH FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10019
		BUSINESS PHONE:		2127300200

	MAIL ADDRESS:	
		STREET 1:		1633 BROADWAY
		STREET 2:		48TH FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10019

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	New Mountain Guardian Corp
		DATE OF NAME CHANGE:	20100706
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>tm2526458-1_4seq1.xml
<DESCRIPTION>OWNERSHIP DOCUMENT
<TEXT>
Document 1 - file: tm2526458-1_4seq1.html

Document 1 - RAW XML: tm2526458-1_4seq1.xml

</DOCUMENT>
</SEC-DOCUMENT>