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New Mountain Finance Corp

NMFC Net buying
CIK 0001496099 #2819 in the set updated 17 Sep 2026
Bought (12 mo)
$12.60M
out of their own pocket, the only kind of buying there is
Sold (12 mo)
$611.68K
$0.00 on a plan · $0.00 straight out of an exercise
Sold at will
$611.68K
1 of 1 sales
Net
+$11.99M
+$11.99M against sales at will

By person

8 insiders · 21 transactions
Insider
Role
Bought
Sold
Net
Holding
Of company
Worth
Change
KLINSKY STEVEN B
Director
$11.98M (14)
—
+$11.98M
5,370,858
5.69%
$42.39M
+117.8%
Malfettone John P
Director
—
$611.68K (1)
−$611.68K
0
0.0000%
$0.00
−100.0%
Weinstein Adam B.
EVP, CAO and Director
$421.86K (3)
—
+$421.86K
751,756
0.7959%
$5.93M
+24.8%
Ogens David
Director
$98.35K (2)
—
+$98.35K
257,556
0.2727%
$2.03M
+29.4%
Boswerger Laura C. Holson
COO
$96.75K (1)
—
+$96.75K
81,030
0.0858%
$639.54K
+18.2%
KLINE JOHN R
CEO, President and Director
—
—
—
389,685
0.4126%
$3.08M
+0.5%
Kline John
CEO, President, and Director
—
—
—
351,783
0.3724%
$2.78M
+13.4%
Corbett Kris
CFO and Treasurer
—
—
—
9,750
0.0103%
$76.95K
+50.0%

Individual transactions

1
Insider
Date
Role
Action
Shares
Price
Amount
Malfettone John P
15 Jun 2026
Director
Sell
77,500
$7.89
$611.68K
Show all 21 transactions →

What was left out

Form 4 filings counted 11
Amendments (4/A) skipped 0
Filings about a different issuer 0
Unreadable filings 0
Joint filings 0
Sales on a Rule 10b5-1 plan 0
Sales straight out of an exercise 0
Sales at will 1
Transactions with no price 0
Shares from compensation/vesting 2,000
History held since 2 Nov 2016