New Mountain Finance Corporation (NMFC) Insider Trading
Over the last 3 months, NMFC insiders made 4 open-market buys and 0 sales, a net purchase of $4.0M (SEC Form 4). Over the last 6 months, 94 institutions increased and 107 reduced their position (13F).
Insider Activity
Sentiment
100/100
Buys (3m)
4
Sells (3m)
0
Net (3m)
$4.0M
Insiders buying
Insider trades by month Buys Sells
Nov
Dec
Mar
Aug
Sep
Mar
Context3-month price -3.9%Institutions mixed (13F)
| Date | Insider | Type | Shares | Price |
|---|---|---|---|---|
| Mar 12, 2026 | KLINSKY STEVEN Bdirector, 10 percent owner: | Buy | 149,172 | $8.05 |
| Mar 12, 2026 | KLINSKY STEVEN Bdirector, 10 percent owner: | Buy | 184,162 | $8.05 |
| Mar 12, 2026 | KLINSKY STEVEN Bdirector, 10 percent owner: | Buy | 74,586 | $8.05 |
| Mar 12, 2026 | KLINSKY STEVEN Bdirector, 10 percent owner: | Buy | 92,080 | $8.05 |
| Mar 6, 2026 | KLINSKY STEVEN Bdirector, 10 percent owner: | Buy | 158,582 | $8.10 |
| Mar 6, 2026 | KLINSKY STEVEN Bdirector, 10 percent owner: | Buy | 79,291 | $8.10 |
| Mar 5, 2026 | KLINSKY STEVEN Bdirector, 10 percent owner: | Buy | 83,498 | $7.94 |
| Mar 5, 2026 | KLINSKY STEVEN Bdirector, 10 percent owner: | Buy | 124,604 | $8.17 |
| Mar 5, 2026 | KLINSKY STEVEN Bdirector, 10 percent owner: | Buy | 62,301 | $8.17 |
| Mar 5, 2026 | KLINSKY STEVEN Bdirector, 10 percent owner: | Buy | 166,997 | $7.94 |
| Mar 4, 2026 | Ogens Daviddirector | Buy | 2,400 | $7.86 |
| Mar 4, 2026 | Ogens Daviddirector | Buy | 10,100 | $7.87 |
| Mar 2, 2026 | Boswerger Laura C. Holsonofficer: COO | Buy | 12,500 | $7.74 |
| Sep 18, 2025 | KLINSKY STEVEN Bdirector | Buy | 21,339 | $9.78 |
| Sep 18, 2025 | KLINSKY STEVEN Bdirector | Buy | 85,352 | $9.78 |
| Sep 16, 2025 | Weinstein Adam B.director, officer: EVP, CAO and Director | Buy | 49,750 | $10.03 |
| Aug 12, 2025 | Ogens Daviddirector | Buy | 4,000 | $10.22 |
| Aug 12, 2025 | Ogens Daviddirector | Buy | 18,000 | $10.23 |
| Aug 11, 2025 | Corbett Krisofficer: CFO and Treasurer | Buy | 750 | $10.14 |
| Mar 10, 2025 | Ogens Daviddirector | Buy | 5,000 | $11.30 |
| Mar 6, 2025 | Ogens Daviddirector | Buy | 5,000 | $11.31 |
| Dec 19, 2024 | KLINSKY STEVEN Bdirector | Buy | 24,093 | $11.28 |
| Dec 19, 2024 | KLINSKY STEVEN Bdirector | Buy | 48,187 | $11.28 |
| Dec 17, 2024 | KLINSKY STEVEN Bdirector | Buy | 3,017 | $11.74 |
| Dec 17, 2024 | KLINSKY STEVEN Bdirector | Buy | 30,484 | $11.74 |
| Dec 17, 2024 | KLINSKY STEVEN Bdirector | Buy | 6,034 | $11.74 |
| Dec 17, 2024 | KLINSKY STEVEN Bdirector | Buy | 60,967 | $11.74 |
| Dec 13, 2024 | KLINSKY STEVEN Bdirector | Buy | 11,771 | $11.74 |
| Dec 13, 2024 | KLINSKY STEVEN Bdirector | Buy | 6,607 | $11.74 |
| Dec 13, 2024 | KLINSKY STEVEN Bdirector | Buy | 6 | $11.74 |
Source: NMFC SEC Form 4 filings, latest Mar 12, 2026. For informational purposes only — not investment advice.
Institutional activity (13F)
How institutions changed their NMFC positions over the last 6 months (SEC Form 13F).
Increased
94
New positions
56
Reduced
107
Sold out
67
Largest moves
| Institution | Action | Shares | Filed |
|---|---|---|---|
| LSV ASSET MANAGEMENT | Increased | 3.0M | May 11, 2026 |
| LSV ASSET MANAGEMENT | Increased | 3.0M | Feb 6, 2026 |
| VAN ECK ASSOCIATES CORP | Reduced | 2.3M | Feb 13, 2026 |
| INVESCO LTD. | Increased | 2.1M | May 12, 2026 |
| UBS GROUP AG | Increased | 2.1M | May 5, 2026 |
| JPMORGAN CHASE & CO | Increased | 2.0M | Feb 11, 2026 |
| VAN ECK ASSOCIATES CORP | Reduced | 1.8M | May 15, 2026 |
| UBS GROUP AG | Increased | 1.5M | Jan 29, 2026 |
| RIVERNORTH CAPITAL MANAGEMENT, LLC | New Position | 1.3M | Feb 17, 2026 |
| INVESCO LTD. | Reduced | 1.2M | Feb 19, 2026 |
| DIMENSION CAPITAL MANAGEMENT LLC | Increased | 1.2M | May 15, 2026 |
| DIMENSION CAPITAL MANAGEMENT LLC | Increased | 1.1M | Feb 17, 2026 |
| MORGAN STANLEY | Increased | 1.1M | Feb 13, 2026 |
| CERITY PARTNERS LLC | Reduced | 1.0M | Feb 11, 2026 |
| RUSSELL INVESTMENTS GROUP, LTD. | Increased | 939K | May 8, 2026 |
Source: SEC Form 13F filings. For informational purposes only — not investment advice.