New Mountain Finance Corporation
NASDAQ: NMFC · FINANCIAL SERVICES · ASSET MANAGEMENT
Updated 2026-06-05
New Mountain Finance Corporation (NMFC) Insider transactions
All transactions
| Date | Insider | Title | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 2026-03-17 | WEINSTEIN, ADAM B. | Director, EVP, CAO and Director | Buy | 12,900 | $7.61 | $98156.10 |
| 2026-03-11 | KLINSKY, STEVEN B | Director, 10% Owner | Buy | 184,162 | $8.05 | $1.48M |
| 2026-03-11 | KLINSKY, STEVEN B | Director, 10% Owner | Buy | 92,080 | $8.05 | $741244.00 |
| 2026-03-10 | KLINSKY, STEVEN B | Director, 10% Owner | Buy | 149,172 | $8.05 | $1.20M |
| 2026-03-10 | KLINSKY, STEVEN B | Director, 10% Owner | Buy | 74,586 | $8.05 | $600417.30 |
| 2026-03-05 | KLINSKY, STEVEN B | Director, 10% Owner | Buy | 158,582 | $8.10 | $1.28M |
| 2026-03-05 | KLINSKY, STEVEN B | Director, 10% Owner | Buy | 79,291 | $8.10 | $642257.10 |
| 2026-03-04 | KLINSKY, STEVEN B | Director, 10% Owner | Buy | 124,604 | $8.17 | $1.02M |
| 2026-03-04 | KLINSKY, STEVEN B | Director, 10% Owner | Buy | 62,301 | $8.17 | $508818.50 |
| 2026-03-03 | OGENS, DAVID | Director | Buy | 10,100 | $7.87 | $79487.00 |
| 2026-03-03 | OGENS, DAVID | Director | Buy | 2,400 | $7.86 | $18864.00 |
| 2026-03-03 | KLINSKY, STEVEN B | Director, 10% Owner | Buy | 166,997 | $7.94 | $1.33M |
| 2026-03-03 | KLINSKY, STEVEN B | Director, 10% Owner | Buy | 83,498 | $7.94 | $663191.21 |
| 2026-03-02 | WEINSTEIN, ADAM B. | Director, EVP, CAO and Director | Buy | 3,307 | $7.73 | $25563.11 |
| 2026-03-02 | KLINSKY, STEVEN B | Director | Buy | 124,483 | $7.79 | $969125.05 |
| 2026-03-02 | KLINSKY, STEVEN B | Director | Buy | 62,242 | $7.79 | $484566.42 |
| 2026-02-27 | WEINSTEIN, ADAM B. | Director, EVP, CAO and Director | Buy | 38,400 | $7.76 | $298137.60 |
| 2026-02-27 | KLINSKY, STEVEN B | Director | Buy | 92,001 | $7.69 | $707708.49 |
| 2026-02-27 | KLINSKY, STEVEN B | Director | Buy | 46,001 | $7.69 | $353858.09 |
| 2026-02-27 | BOSWERGER, LAURA C. HOLSON | COO | Buy | 12,500 | $7.74 | $96750.00 |
| 2025-09-16 | KLINSKY, STEVEN B | Director | Buy | 85,352 | $9.78 | $834853.52 |
| 2025-09-16 | KLINSKY, STEVEN B | Director | Buy | 21,339 | $9.78 | $208723.16 |
| 2025-09-15 | WEINSTEIN, ADAM B. | Director, EVP, CAO and Director | Buy | 49,750 | $10.03 | $498828.33 |
| 2025-08-11 | OGENS, DAVID | Director | Buy | 18,000 | $10.23 | $184140.00 |
| 2025-08-11 | OGENS, DAVID | Director | Buy | 4,000 | $10.22 | $40879.60 |
| 2025-08-07 | CORBETT, KRIS | CFO and Treasurer | Buy | 750 | $10.14 | $7602.23 |
| 2025-03-07 | OGENS, DAVID | Director | Buy | 5,000 | $11.30 | $56500.00 |
| 2025-03-06 | OGENS, DAVID | Director | Buy | 5,000 | $11.32 | $56600.00 |
| 2025-03-05 | OGENS, DAVID | Director | Buy | 5,000 | $11.31 | $56550.00 |
| 2025-03-04 | OGENS, DAVID | Director | Buy | 5,000 | $11.44 | $57200.00 |
| 2024-12-17 | KLINSKY, STEVEN B | Director | Buy | 48,187 | $11.28 | $543751.75 |
| 2024-12-17 | KLINSKY, STEVEN B | Director | Buy | 24,093 | $11.28 | $271870.23 |
| 2024-12-16 | KLINSKY, STEVEN B | Director | Buy | 60,967 | $11.74 | $715594.07 |
| 2024-12-16 | KLINSKY, STEVEN B | Director | Buy | 30,484 | $11.74 | $357802.90 |
| 2024-12-13 | KLINSKY, STEVEN B | Director | Buy | 6,034 | $11.74 | $70829.51 |
| 2024-12-13 | KLINSKY, STEVEN B | Director | Buy | 3,017 | $11.74 | $35414.75 |
| 2024-12-12 | KLINSKY, STEVEN B | Director | Buy | 11,771 | $11.74 | $138229.21 |
| 2024-12-12 | KLINSKY, STEVEN B | Director | Buy | 6 | $11.74 | $70.46 |
| 2024-12-11 | KLINSKY, STEVEN B | Director | Buy | 13,213 | $11.74 | $155184.04 |
| 2024-12-11 | KLINSKY, STEVEN B | Director | Buy | 6,607 | $11.74 | $77597.89 |
| 2024-12-06 | KLINSKY, STEVEN B | Director | Buy | 11,596 | $11.74 | $136155.59 |
| 2024-12-06 | KLINSKY, STEVEN B | Director | Buy | 5,798 | $11.74 | $68077.80 |
| 2024-12-05 | KLINSKY, STEVEN B | Director | Buy | 11,082 | $11.74 | $130127.06 |
| 2024-12-05 | KLINSKY, STEVEN B | Director | Buy | 5,542 | $11.74 | $65075.27 |
| 2024-12-03 | KLINSKY, STEVEN B | Director | Buy | 4,133 | $11.75 | $48551.18 |
| 2024-12-03 | KLINSKY, STEVEN B | Director | Buy | 2,067 | $11.75 | $24281.46 |
| 2024-11-26 | KLINSKY, STEVEN B | Director | Buy | 1,600 | $11.74 | $18790.40 |
| 2024-11-26 | KLINSKY, STEVEN B | Director | Buy | 800 | $11.74 | $9395.20 |
| 2024-11-22 | KLINSKY, STEVEN B | Director | Buy | 24,480 | $11.71 | $286665.70 |
| 2024-11-22 | KLINSKY, STEVEN B | Director | Buy | 12,241 | $11.71 | $143344.56 |
| 2024-11-21 | KLINSKY, STEVEN B | Director | Buy | 36,118 | $11.59 | $418506.49 |
| 2024-11-21 | KLINSKY, STEVEN B | Director | Buy | 18,059 | $11.59 | $209253.24 |
| 2024-11-20 | KLINSKY, STEVEN B | Director | Buy | 23,245 | $11.51 | $267512.76 |
| 2024-11-20 | KLINSKY, STEVEN B | Director | Buy | 11,622 | $11.51 | $133750.62 |
| 2024-11-19 | KLINSKY, STEVEN B | Director | Buy | 36,541 | $11.63 | $424865.86 |
| 2024-11-19 | KLINSKY, STEVEN B | Director | Buy | 18,270 | $11.63 | $212427.12 |
| 2024-11-18 | KLINSKY, STEVEN B | Director | Buy | 30,307 | $11.52 | $349179.07 |
| 2024-11-18 | KLINSKY, STEVEN B | Director | Buy | 15,154 | $11.52 | $174595.30 |
| 2024-11-15 | KLINSKY, STEVEN B | Director | Buy | 34,505 | $11.56 | $398781.19 |
| 2024-11-15 | KLINSKY, STEVEN B | Director | Buy | 17,253 | $11.56 | $199396.37 |
| 2024-11-14 | KLINSKY, STEVEN B | Director | Buy | 30,167 | $11.55 | $348498.23 |
| 2024-11-14 | KLINSKY, STEVEN B | Director | Buy | 15,083 | $11.55 | $174243.34 |
| 2024-11-13 | KLINSKY, STEVEN B | Director | Buy | 63,461 | $11.60 | $735868.37 |
| 2024-11-13 | KLINSKY, STEVEN B | Director | Buy | 31,730 | $11.60 | $367928.39 |
| 2024-11-12 | KLINSKY, STEVEN B | Director | Buy | 38,108 | $11.41 | $434896.12 |
| 2024-11-12 | KLINSKY, STEVEN B | Director | Buy | 19,054 | $11.41 | $217448.06 |
| 2024-11-11 | KLINSKY, STEVEN B | Director | Buy | 49,907 | $11.36 | $566843.71 |
| 2024-11-11 | KLINSKY, STEVEN B | Director | Buy | 24,954 | $11.36 | $283427.53 |
| 2024-11-08 | KLINSKY, STEVEN B | Director | Buy | 77,850 | $11.26 | $876692.21 |
| 2024-11-08 | KLINSKY, STEVEN B | Director | Buy | 38,925 | $11.26 | $438346.10 |
| 2024-11-07 | KLINSKY, STEVEN B | Director | Buy | 39,907 | $11.09 | $442608.54 |
| 2024-11-07 | KLINSKY, STEVEN B | Director | Buy | 19,953 | $11.09 | $221298.72 |
| 2024-11-06 | KLINSKY, STEVEN B | Director | Buy | 100,406 | $10.87 | $1.09M |
| 2024-11-06 | KLINSKY, STEVEN B | Director | Buy | 50,203 | $10.87 | $545882.32 |
| 2024-11-06 | KLINE, JOHN | Director, CEO, President, and Director | Buy | 29,713 | $10.92 | $324465.96 |
| 2024-11-06 | KLINE, JOHN | Director, CEO, President, and Director | Buy | 5,616 | $10.91 | $61270.56 |
| 2024-11-06 | KLINE, JOHN | Director, CEO, President, and Director | Buy | 2,373 | $10.93 | $25925.03 |
| 2024-11-06 | KLINE, JOHN | Director, CEO, President, and Director | Buy | 2,037 | $10.92 | $22233.85 |
| 2024-11-06 | KLINE, JOHN | Director, CEO, President, and Director | Buy | 1,511 | $10.93 | $16515.23 |
| 2024-11-06 | KLINE, JOHN | Director, CEO, President, and Director | Buy | 300 | $10.91 | $3271.50 |
| 2024-11-05 | KLINSKY, STEVEN B | Director | Buy | 93,381 | $10.68 | $997318.42 |
| 2024-11-05 | KLINSKY, STEVEN B | Director | Buy | 46,690 | $10.68 | $498653.87 |
| 2024-11-04 | WEINSTEIN, ADAM B. | Director, EVP, CAO and Director | Buy | 45,000 | $10.87 | $489285.00 |
| 2024-11-04 | KLINSKY, STEVEN B | Director | Buy | 22,391 | $10.80 | $241742.19 |
| 2024-11-04 | KLINSKY, STEVEN B | Director | Buy | 11,195 | $10.80 | $120865.70 |
| 2024-11-04 | CORBETT, KRIS | CFO and Treasurer | Buy | 2,500 | $10.85 | $27118.50 |
| 2024-08-05 | CORBETT, KRIS | CFO and Treasurer | Buy | 6,500 | $11.72 | $76157.90 |
| 2024-06-07 | OGENS, DAVID | Director | Buy | 3,500 | $12.62 | $44169.65 |
| 2024-04-22 | KLINE, JOHN | Director, CEO, President, and Director | Sale | 1,229 | $12.55 | $15427.64 |
| 2024-04-22 | KLINE, JOHN | Director, CEO, President, and Director | Sale | 9 | $12.56 | $113.00 |
| 2023-07-27 | HAMWEE, ROBERT | Director | Sale | 15 | $12.86 | $192.90 |
| 2023-05-11 | BOSWERGER, LAURA HOLSON | COO and CFO | Buy | 5,000 | $11.90 | $59500.00 |
| 2023-05-11 | BOSWERGER, LAURA HOLSON | COO and CFO | Buy | 4,975 | $11.89 | $59152.75 |
| 2023-03-17 | KLINSKY, STEVEN B | Director | Buy | 100,000 | $11.74 | $1.17M |
| 2023-03-16 | KLINSKY, STEVEN B | Director | Buy | 100,000 | $11.72 | $1.17M |
| 2023-03-15 | KLINSKY, STEVEN B | Director | Buy | 100,000 | $11.83 | $1.18M |
| 2023-03-14 | STONE, JAMES | Section 16 Officer | Buy | 7,300 | $11.96 | $87307.27 |
| 2023-03-14 | STONE, JAMES | Section 16 Officer | Buy | 3,700 | $11.95 | $44215.00 |
| 2023-03-14 | KLINSKY, STEVEN B | Director | Buy | 100,000 | $11.96 | $1.20M |
| 2023-03-14 | ARNOLD, ROME G. III | Director | Buy | 10,000 | $12.02 | $120183.00 |
Frequently asked questions
Are NMFC insiders buying or selling?
Over the transactions on record, NMFC insiders have been net buyers, with about $15733.53 in stock sold across 3 sales, against 97 open-market purchases.
Does insider selling at NMFC mean the stock will fall?
Not by itself. Most executive selling is pre-scheduled through 10b5-1 plans filed months in advance, and insiders sell for diversification, taxes, and liquidity far more often than out of any view on the price. Insider buying is the stronger signal, especially when several insiders buy around the same time, because there is usually only one reason to put personal cash into the stock.
Which NMFC insiders are selling the most?
Recent selling is concentrated in a few names. KLINE, JOHN accounts for the largest share on record, with about $15540.63 sold. Selling by one or two individuals matters less than broad selling across the whole leadership team, which is the pattern worth watching.