<SEC-DOCUMENT>0001628280-23-018936-index.html : 20230519
<SEC-HEADER>0001628280-23-018936.hdr.sgml : 20230519
<ACCEPTANCE-DATETIME>20230518200026
ACCESSION NUMBER:		0001628280-23-018936
CONFORMED SUBMISSION TYPE:	424B2
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20230519
DATE AS OF CHANGE:		20230518

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			New Mountain Finance Corp
		CENTRAL INDEX KEY:			0001496099
		IRS NUMBER:				272978010
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		424B2
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-272060
		FILM NUMBER:		23937655

	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>424B2
<SEQUENCE>1
<FILENAME>nmfc-nx2prosupp.htm
<DESCRIPTION>424B2
<TEXT>
Document 1 - file: nmfc-nx2prosupp.htm

</DOCUMENT>
</SEC-DOCUMENT>