<SEC-DOCUMENT>0001580642-25-003281-index.html : 20250523
<SEC-HEADER>0001580642-25-003281.hdr.sgml : 20250523
<ACCEPTANCE-DATETIME>20250523162902
ACCESSION NUMBER:		0001580642-25-003281
CONFORMED SUBMISSION TYPE:	40-17G
PUBLIC DOCUMENT COUNT:		5
FILED AS OF DATE:		20250523
DATE AS OF CHANGE:		20250523
EFFECTIVENESS DATE:		20250523

FILER:

	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

	FILING VALUES:
		FORM TYPE:		40-17G
		SEC ACT:		1940 Act
		SEC FILE NUMBER:	814-00832
		FILM NUMBER:		25982790

	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>40-17G
<SEQUENCE>1
<FILENAME>nmfc_4017g.htm
<DESCRIPTION>40-17G
<TEXT>
Document 1 - file: nmfc_4017g.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>2
<FILENAME>image_001.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 2 - file: image_001.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>3
<FILENAME>mo001_v1.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 3 - file: mo001_v1.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>4
<FILENAME>mo002_v1.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 4 - file: mo002_v1.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>5
<FILENAME>mo003_v1.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 5 - file: mo003_v1.jpg

</DOCUMENT>
</SEC-DOCUMENT>