It has been a mixed year for New Mountain Finance Corp insiders: $12.6 million bought by four people and $611,000 sold by one, so more buying than selling overall.
The largest purchase came from KLINSKY STEVEN B (Director), about $1.5 million. That includes C-suite money, which tends to get the most attention.
No open-market insider buying or selling in the last full quarter. Insiders bought in 3 of the last 7 full quarters.
| Filed | Insider | Role | Type | Shares | Price | Value | Source |
|---|---|---|---|---|---|---|---|
| Jun 16, 2026 | Malfettone John P | Director | Sell | 77,500 | $7.89 | $611K | SEC |
| Mar 18, 2026 | Weinstein Adam B. | Executive Officer | Buy | 12,900 | $7.61 | $98K | SEC |
| Mar 12, 2026 | KLINSKY STEVEN B | Director | Buy | 149,172 | $8.05 | $1.2M | SEC |
| Mar 12, 2026 | KLINSKY STEVEN B | Director | Buy | 184,162 | $8.05 | $1.5M | SEC |
| Mar 12, 2026 | KLINSKY STEVEN B | Director | Buy | 92,080 | $8.05 | $741K | SEC |
| Mar 12, 2026 | KLINSKY STEVEN B | Director | Buy | 74,586 | $8.05 | $600K | SEC |
| Mar 6, 2026 | KLINSKY STEVEN B | Director | Buy | 158,582 | $8.10 | $1.3M | SEC |
| Mar 6, 2026 | KLINSKY STEVEN B | Director | Buy | 79,291 | $8.10 | $642K | SEC |
| Mar 5, 2026 | KLINSKY STEVEN B | Director | Buy | 166,997 | $7.94 | $1.3M | SEC |
| Mar 5, 2026 | KLINSKY STEVEN B | Director | Buy | 62,301 | $8.17 | $509K | SEC |
| Mar 5, 2026 | KLINSKY STEVEN B | Director | Buy | 83,498 | $7.94 | $663K | SEC |
| Mar 5, 2026 | KLINSKY STEVEN B | Director | Buy | 124,604 | $8.17 | $1.0M | SEC |
| Mar 4, 2026 | Ogens David | Director | Buy | 10,100 | $7.87 | $79K | SEC |
| Mar 4, 2026 | Ogens David | Director | Buy | 2,400 | $7.86 | $19K | SEC |
| Mar 3, 2026 | KLINSKY STEVEN B | Director | Buy | 124,483 | $7.79 | $970K | SEC |
In the last 12 months New Mountain Finance Corp insiders made open-market purchases worth about $12.6 million and sales worth about $611,000. Data comes from SEC Form 4 filings, updated every 30 minutes on CapitalSnitch.
The most recent open-market insider trade in NMFC was filed on 2026-06-16.
No congressional trades in NMFC were reported in the past two years. The full list is free on CapitalSnitch.
Public-record data for research and education, not investment advice. Insider sales are often pre-planned (10b5-1). Congress data: Data derived from public disclosures filed under the Ethics in Government Act and the STOCK Act, republished free for public transparency and news reporting. Disclosures may lag the trade by 45 days or more and show amounts only as ranges. This data may not be used for credit rating, loan underwriting, solicitation of money (political, charitable or other), direct-mail or commercial targeting (5 U.S.C. 13107).