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Klinsky Steven B

In the past year, 4 open-market purchase filings worth $12.0M and no sales.

Current role at each company

  • NMFC New Mountain Finance CorpDirector, 10% Owneras of Mar 12, 2026
  • New Mountain Private Credit Fund10% Owneras of Feb 14, 2025
  • New Mountain Guardian III BDC, L.L.C.10% Owneras of Dec 19, 2024
  • RCM R1 RCM Inc.Director, 10% Owneras of Nov 22, 2024
  • New Mountain Guardian IV BDC, L.L.C.10% Owneras of Aug 30, 2024
Show 2 more companies
  • New Mountain Guardian IV Income Fund, L.L.C.10% Owneras of May 6, 2024
  • SGFY Signify Health, Inc.Director, 10% Owneras of May 23, 2022

Open-market trades in the past year

Open-market purchases (P) and sales (S) filed in the last 365 days, not counting derivative securities or duplicate filings. Values leave out price outliers.

Bought
$12.0M
4 filings
Sold
–
0 filings
Net
+$12.0M
Bought minus sold
Companies
1
With open-market trades

Trades

Every Form 4 that lists Klinsky Steven B as a reporting owner, including filings made jointly with others, grouped by company. Each row adds up one type of transaction in one filing. Only open-market purchases (P) and sales (S) are shown by default.

NMFC New Mountain Finance Corp

Director, 10% Owner27 trades

Insider trades
Filed (ET)Trade dateFiling delayInsiderTransactionSharesAvg priceValueHolding changeFlags
Mar 12, 2026 (view filing)Mar 10-112 daysKlinsky Steven BDirector, 10% OwnerPPurchase+500.0K$8.05+$4.03M+10.3%5.37M after4 lots
Mar 6, 2026 (view filing)Mar 51 dayKlinsky Steven BDirector, 10% OwnerPPurchase+237.9K$8.10+$1.93M+5.0%5.04M after2 lots
Mar 5, 2026 (view filing)Mar 3-42 daysKlinsky Steven BDirector, 10% OwnerPPurchase+437.4K$8.04+$3.52M+9.8%4.88M after4 lots
Mar 3, 2026 (view filing)Feb 27-Mar 24 daysKlinsky Steven BDirectorPPurchase+324.7K$7.75+$2.52M+7.6%4.59M after4 lots
Sep 18, 2025 (view filing)Sep 162 daysKlinsky Steven BDirectorPPurchase+106.7K$9.78+$1.04M+2.5%4.37M after2 lots
Dec 19, 2024 (view filing)Dec 172 daysKlinsky Steven BDirectorPPurchase+72.3K$11.28+$815.3K+1.7%4.29M after2 lots
Dec 17, 2024 (view filing)Dec 13-164 daysKlinsky Steven BDirectorPPurchase+100.5K$11.74+$1.18M+2.4%4.24M after4 lots
Dec 13, 2024 (view filing)Dec 11-122 daysKlinsky Steven BDirectorPPurchase+31.6K$11.74+$370.9K+0.8%4.17M after4 lots
Dec 9, 2024 (view filing)Dec 5-64 daysKlinsky Steven BDirectorPPurchase+34.0K$11.74+$399.4K+0.8%4.15M after4 lots
Dec 5, 2024 (view filing)Dec 32 daysKlinsky Steven BDirectorPPurchase+6.20K$11.75+$72.8K+0.2%4.12M after2 lots

See all 27 trades at NMFC

New Mountain Private Credit Fund

10% Owner1 trade

Insider trades
Filed (ET)Trade dateFiling delayInsiderTransactionSharesAvg priceValueHolding changeFlags
Dec 19, 2024 (view filing)Dec 172 daysKlinsky Steven B10% OwnerPPurchaseCommon shares of ben. interest, par value $0.001 per share+50.4K––New position12.6K afterFrom original4 lots

New Mountain Guardian IV BDC, L.L.C.

10% Owner6 trades

Insider trades
Filed (ET)Trade dateFiling delayInsiderTransactionSharesAvg priceValueHolding changeFlags
Aug 30, 2024 (view filing)4:30 PM ETAug 282 daysKlinsky Steven B and 1 other10% OwnerPPurchaseLLC Interests+479.9K$10.00+$4.80M+8.7%5.98M after
Jun 17, 2024 (view filing)7:41 PM ETJun 134 daysKlinsky Steven B and 1 other10% OwnerPPurchaseLLC Interests+1.00M$10.00+$10.0M+22.2%5.50M after
Mar 18, 2024 (view filing)4:31 PM ETMar 144 daysKlinsky Steven B and 1 other10% OwnerPPurchaseLLC Interests+1.00M$10.00+$10.0M+28.6%4.50M after
Jul 26, 2023 (view filing)4:30 PM ETJul 242 daysKlinsky Steven B and 1 other10% OwnerPPurchaseLLC Interests+500.0K$10.00+$5.00M+16.7%3.50M after
Dec 12, 2022 (view filing)4:31 PM ETDec 84 daysKlinsky Steven B and 1 other10% OwnerPPurchaseLLC Interests+1.00M$10.00+$10.0M+50.0%3.00M after
Aug 24, 2022 (view filing)2:59 PM ETAug 222 daysKlinsky Steven B and 1 other10% OwnerPPurchaseLLC Interests+1.00M$10.00+$10.0M+100.0%2.00M after

New Mountain Guardian IV Income Fund, L.L.C.

10% Owner2 trades

Insider trades
Filed (ET)Trade dateFiling delayInsiderTransactionSharesAvg priceValueHolding changeFlags
Oct 27, 2023 (view filing)4:30 PM ETOct 252 daysKlinsky Steven B and 1 other10% OwnerPPurchaseLLC Interests+650.0K$10.00+$6.50M+52.0%1.90M after
Oct 19, 2023 (view filing)4:30 PM ETOct 172 daysKlinsky Steven B and 1 other10% OwnerPPurchaseLLC Interests+750.0K$10.00+$7.50M+150.0%1.25M after

New Mountain Guardian III BDC, L.L.C.

10% Owner1 trade

Insider trades
Filed (ET)Trade dateFiling delayInsiderTransactionSharesAvg priceValueHolding changeFlags
Oct 3, 2022 (view filing)5:06 PM ETDec 18, 2020-Mar 10, 2022654 daysLateKlinsky Steven B and 1 other10% OwnerPPurchaseLLC Interests+23.3M$10.00+$233.0M+487.2%28.1M after4 lots