New Mountain Finance Corp

NAS:NMFCFinancial ServicesNASDAQ:OFINnasdaq_composite

$6.61−1.93%At closeAt close · Tue 20 Oct · ≈ AED 24.28 · Market cap $624.33M · Next earnings Mon 2 Nov · Extended $6.76 +2.27%

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New Mountain Finance Corp · Ownership · TradingHolo

Insider activity

Open-market trades from Form 4 filings

Insiders bought $12.6M and sold $611.48K in the filings shown.

Date	Name	Role	Type	Shares	Value
Wed, 10 Jun 2026	KLINE JOHN R	director, officer: CEO, President and Director	W-Will	2,000	$0
Mon, 15 Jun 2026	Malfettone John P	director	S-Sale	77,500	$611.48K
Tue, 17 Mar 2026	Weinstein Adam B.	director, officer: EVP, CAO and Director	P-Purchase	12,900	$98.17K
Tue, 10 Mar 2026	KLINSKY STEVEN B	director, 10 percent owner	P-Purchase	74,586	$600.42K
Tue, 10 Mar 2026	KLINSKY STEVEN B	director, 10 percent owner	P-Purchase	149,172	$1.2M
Wed, 11 Mar 2026	KLINSKY STEVEN B	director, 10 percent owner	P-Purchase	92,080	$741.24K
Wed, 11 Mar 2026	KLINSKY STEVEN B	director, 10 percent owner	P-Purchase	184,162	$1.48M
Thu, 5 Mar 2026	KLINSKY STEVEN B	director, 10 percent owner	P-Purchase	79,291	$642.26K
Thu, 5 Mar 2026	KLINSKY STEVEN B	director, 10 percent owner	P-Purchase	158,582	$1.28M
Wed, 4 Mar 2026	KLINSKY STEVEN B	director, 10 percent owner	P-Purchase	124,604	$1.02M
Wed, 4 Mar 2026	KLINSKY STEVEN B	director, 10 percent owner	P-Purchase	62,301	$509K
Tue, 3 Mar 2026	KLINSKY STEVEN B	director, 10 percent owner	P-Purchase	83,498	$662.97K
Tue, 3 Mar 2026	KLINSKY STEVEN B	director, 10 percent owner	P-Purchase	166,997	$1.33M
Tue, 3 Mar 2026	Ogens David	director	P-Purchase	2,400	$18.86K
Tue, 3 Mar 2026	Ogens David	director	P-Purchase	10,100	$79.49K
Fri, 27 Feb 2026	KLINSKY STEVEN B	director	P-Purchase	92,001	$707.49K
Mon, 2 Mar 2026	KLINSKY STEVEN B	director	P-Purchase	62,242	$484.87K
Mon, 2 Mar 2026	KLINSKY STEVEN B	director	P-Purchase	124,483	$969.72K
Mon, 2 Mar 2026	Weinstein Adam B.	director, officer: EVP, CAO and Director	P-Purchase	3,307	$25.56K
Fri, 27 Feb 2026	Weinstein Adam B.	director, officer: EVP, CAO and Director	P-Purchase	38,400	$297.98K
Fri, 27 Feb 2026	KLINSKY STEVEN B	director	P-Purchase	46,001	$353.75K
Fri, 27 Feb 2026	Boswerger Laura C. Holson	officer: COO	P-Purchase	12,500	$96.75K

Institutional holders

From 13F filings · Tue, 30 Jun 2026

Holder	Shares	% out	Change
UBS Group AG	2,477,549	2.6%	+386,273
VAN ECK ASSOCIATES CORP	2,145,047	2.3%	—
Invesco Ltd.	1,557,647	1.6%	−582,030
Russell Investments Group, Ltd.	1,383,171	1.5%	+444,492
DIMENSION CAPITAL MANAGEMENT LLC	1,223,088	1.3%	+66,547
Corient Private Wealth LP	1,125,657	1.2%	+254,361
Cerity Partners LLC	856,875	0.9%	−15,969
National Philanthropic Trust	852,921	0.9%	+0
Muzinich & Co., Inc.	850,170	0.9%	+1,252
Pathstone Holdings, LLC	824,801	0.9%	+163,582
Legal & General Group Plc	806,368	0.9%	+20,872
MORGAN STANLEY	783,530	0.8%	+53,592
TWO SIGMA INVESTMENTS, LP	707,346	0.7%	−129,111
Sumitomo Mitsui Trust Group, Inc.	688,578