In the last 12 months, insiders at New Mountain Finance Corp ($NMFC) filed 108 transactions with the SEC: 105 open-market purchases totaling $36,908,688 and 3 sales totaling $15,734. Net insider sentiment: net buying.
Most Active Insiders
- KLINSKY STEVEN B (Director) — 69 transactions totaling $33,610,572
- Weinstein Adam B. (EVP, CAO and Director) — 5 transactions totaling $1,409,970
- Ogens David (Director) — 11 transactions totaling $698,319
- Kline John (CEO, President, and Director) — 12 transactions totaling $568,031
- Boswerger Laura Holson (COO and CFO) — 3 transactions totaling $178,003
View all SEC Filings for New Mountain Finance Corp (NMFC).
Set Up your own filters →Recent Insider Transactions
| Transaction Date | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|
| March 17, 2026 | Weinstein Adam B. | EVP, CAO and Director | P | Common Stock | 12900 | $7.61 | 751,756.3200 | 126,201,036 | 1.75% | 0.01% |
| March 11, 2026 | KLINSKY STEVEN B | Director | P | Common Stock | 92080 | $8.05 | 6,959,295.9100 | 126,201,036 | 1.34% | 0.07% |
| March 10, 2026 | KLINSKY STEVEN B | Director | P | Common Stock | 149172 | $8.05 | 10,680,881.9100 | 126,201,036 | 1.42% | 0.12% |
| March 11, 2026 | KLINSKY STEVEN B | Director | P | Common Stock | 184162 | $8.05 | 10,865,043.9100 | 126,201,036 | 1.72% | 0.15% |
| March 10, 2026 | KLINSKY STEVEN B | Director | P | Common Stock | 74586 | $8.05 | 6,867,215.9100 | 126,201,036 | 1.10% | 0.06% |
| March 5, 2026 | KLINSKY STEVEN B | Director | P | Common Stock | 79291 | $8.10 | 6,792,629.9100 | 126,201,036 | 1.18% | 0.06% |
| March 5, 2026 | KLINSKY STEVEN B | Director | P | Common Stock | 158582 | $8.10 | 10,531,709.9100 | 126,201,036 | 1.53% | 0.13% |
| March 3, 2026 | KLINSKY STEVEN B | Director | P | Common Stock | 83498 | $7.94 | 6,651,037.9100 | 126,201,036 | 1.27% | 0.07% |
| March 4, 2026 | KLINSKY STEVEN B | Director | P | Common Stock | 124604 | $8.17 | 10,373,127.9100 | 126,201,036 | 1.22% | 0.10% |
| March 3, 2026 | KLINSKY STEVEN B | Director | P | Common Stock | 166997 | $7.94 | 10,248,523.9100 | 126,201,036 | 1.66% | 0.13% |
| March 4, 2026 | KLINSKY STEVEN B | Director | P | Common Stock | 62301 | $8.17 | 6,713,338.9100 | 126,201,036 | 0.94% | 0.05% |
| March 3, 2026 | Ogens David | Director | P | Common Stock | 10100 | $7.87 | 255,156.0000 | 126,201,036 | 4.12% | 0.01% |
| March 3, 2026 | Ogens David | Director | P | Common Stock | 2400 | $7.86 | 257,556.0000 | 126,201,036 | 0.94% | 0.00% |
| March 2, 2026 | KLINSKY STEVEN B | Director | P | Common Stock | 124483 | $7.79 | 10,081,526.9100 | 126,201,036 | 1.25% | 0.10% |
| Feb. 27, 2026 | Weinstein Adam B. | EVP, CAO and Director | P | Common Stock | 38400 | $7.76 | 735,549.3200 | 126,201,036 | 5.51% | 0.03% |
| March 2, 2026 | Weinstein Adam B. | EVP, CAO and Director | P | Common Stock | 3307 | $7.73 | 738,856.3200 | 126,201,036 | 0.45% | 0.00% |
| March 2, 2026 | KLINSKY STEVEN B | Director | P | Common Stock | 62242 | $7.79 | 6,567,539.9100 | 126,201,036 | 0.96% | 0.05% |
| Feb. 27, 2026 | KLINSKY STEVEN B | Director | P | Common Stock | 92001 | $7.69 | 9,957,043.9100 | 126,201,036 | 0.93% | 0.07% |
| Feb. 27, 2026 | KLINSKY STEVEN B | Director | P | Common Stock | 46001 | $7.69 | 6,505,297.9100 | 126,201,036 | 0.71% | 0.04% |
| Feb. 27, 2026 | Boswerger Laura C. Holson | COO | P | Common Stock | 12500 | $7.74 | 81,029.5900 | 126,201,036 | 18.24% | 0.01% |
| Sept. 16, 2025 | KLINSKY STEVEN B | Director | P | Common Stock | 85352 | $9.78 | 9,857,470.6100 | 125,463,389 | 0.87% | 0.07% |
| Sept. 16, 2025 | KLINSKY STEVEN B | Director | P | Common Stock | 21339 | $9.78 | 6,451,724.6100 | 125,463,389 | 0.33% | 0.02% |
| Sept. 15, 2025 | Weinstein Adam B. | EVP, CAO and Director | P | Common Stock | 49750 | $10.03 | 652,490.0800 | 125,463,389 | 8.25% | 0.04% |
| Aug. 11, 2025 | Ogens David | Director | P | Common Stock | 4000 | $10.26 | 228,189.0000 | 125,463,389 | 1.78% | 0.00% |
| Aug. 11, 2025 | Ogens David | Director | P | Common Stock | 4000 | $10.22 | 232,189.0000 | 125,463,389 | 1.75% | 0.00% |
| Aug. 11, 2025 | Ogens David | Director | P | Common Stock | 18000 | $10.23 | 232,189.0000 | 125,463,389 | 8.40% | 0.01% |
| Aug. 7, 2025 | Corbett Kris | CFO and Treasurer | P | Common Stock | 750 | $10.14 | 9,750.0000 | 125,463,389 | 8.33% | 0.00% |
| March 7, 2025 | Ogens David | Director | P | Common Stock | 5000 | $11.30 | 194,020.0000 | 125,463,389 | 2.65% | 0.00% |
| March 6, 2025 | Ogens David | Director | P | Common Stock | 5000 | $11.32 | 189,020.0000 | 125,463,389 | 2.72% | 0.00% |
| March 4, 2025 | Ogens David | Director | P | Common Stock | 5000 | $11.44 | 179,020.0000 | 125,463,389 | 2.87% | 0.00% |
| March 5, 2025 | Ogens David | Director | P | Common Stock | 5000 | $11.31 | 184,020.0000 | 125,463,389 | 2.79% | 0.00% |
| Dec. 17, 2024 | KLINSKY STEVEN B | Director | P | Common Stock | 24093 | $11.28 | 6,376,629.2300 | 126,779,819 | 0.38% | 0.02% |
| Dec. 17, 2024 | KLINSKY STEVEN B | Director | P | Common Stock | 48187 | $11.28 | 9,718,362.2300 | 126,779,819 | 0.50% | 0.04% |
| Dec. 16, 2024 | KLINSKY STEVEN B | Director | P | Common Stock | 60967 | $11.74 | 9,670,175.2300 | 126,779,819 | 0.63% | 0.05% |
| Dec. 13, 2024 | KLINSKY STEVEN B | Director | P | Common Stock | 3017 | $11.74 | 6,322,052.2300 | 126,779,819 | 0.05% | 0.00% |
| Dec. 16, 2024 | KLINSKY STEVEN B | Director | P | Common Stock | 30484 | $11.74 | 6,352,536.2300 | 126,779,819 | 0.48% | 0.02% |
| Dec. 13, 2024 | KLINSKY STEVEN B | Director | P | Common Stock | 6034 | $11.74 | 9,609,208.2300 | 126,779,819 | 0.06% | 0.00% |
| Dec. 11, 2024 | KLINSKY STEVEN B | Director | P | Common Stock | 13213 | $11.74 | 9,591,403.2300 | 126,779,819 | 0.14% | 0.01% |
| Dec. 12, 2024 | KLINSKY STEVEN B | Director | P | Common Stock | 11771 | $11.74 | 9,603,174.2300 | 126,779,819 | 0.12% | 0.01% |
| Dec. 12, 2024 | KLINSKY STEVEN B | Director | P | Common Stock | 6 | $11.74 | 6,319,035.2300 | 126,779,819 | 0.00% | 0.00% |
| Dec. 11, 2024 | KLINSKY STEVEN B | Director | P | Common Stock | 6607 | $11.74 | 6,313,150.2300 | 126,779,819 | 0.10% | 0.01% |
| Dec. 5, 2024 | KLINSKY STEVEN B | Director | P | Common Stock | 11082 | $11.74 | 9,566,594.2300 | 126,779,819 | 0.12% | 0.01% |
| Dec. 6, 2024 | KLINSKY STEVEN B | Director | P | Common Stock | 5798 | $11.74 | 6,306,543.2300 | 126,779,819 | 0.09% | 0.00% |
| Dec. 5, 2024 | KLINSKY STEVEN B | Director | P | Common Stock | 5542 | $11.74 | 6,300,745.2300 | 126,779,819 | 0.09% | 0.00% |
| Dec. 6, 2024 | KLINSKY STEVEN B | Director | P | Common Stock | 11596 | $11.74 | 9,578,190.2300 | 126,779,819 | 0.12% | 0.01% |
| Dec. 3, 2024 | KLINSKY STEVEN B | Director | P | Common Stock | 2067 | $11.75 | 6,295,203.2300 | 126,779,819 | 0.03% | 0.00% |
| Dec. 3, 2024 | KLINSKY STEVEN B | Director | P | Common Stock | 4133 | $11.75 | 9,555,512.2300 | 126,779,819 | 0.04% | 0.00% |
| Nov. 26, 2024 | KLINSKY STEVEN B | Director | P | Common Stock | 800 | $11.74 | 6,293,136.2300 | 126,779,819 | 0.01% | 0.00% |
| Nov. 26, 2024 | KLINSKY STEVEN B | Director | P | Common Stock | 1600 | $11.74 | 9,551,379.2300 | 126,779,819 | 0.02% | 0.00% |
| Nov. 22, 2024 | KLINSKY STEVEN B | Director | P | Common Stock | 12241 | $11.71 | 6,292,336.2300 | 126,779,819 | 0.19% | 0.01% |
| Nov. 22, 2024 | KLINSKY STEVEN B | Director | P | Common Stock | 24480 | $11.71 | 9,549,779.2300 | 126,779,819 | 0.26% | 0.02% |
| Nov. 20, 2024 | KLINSKY STEVEN B | Director | P | Common Stock | 23245 | $11.51 | 9,489,181.2300 | 126,779,819 | 0.25% | 0.02% |
| Nov. 21, 2024 | KLINSKY STEVEN B | Director | P | Common Stock | 36118 | $11.59 | 9,525,299.2300 | 126,779,819 | 0.38% | 0.03% |
| Nov. 20, 2024 | KLINSKY STEVEN B | Director | P | Common Stock | 11622 | $11.51 | 6,262,036.2300 | 126,779,819 | 0.19% | 0.01% |
| Nov. 21, 2024 | KLINSKY STEVEN B | Director | P | Common Stock | 18059 | $11.59 | 6,280,095.2300 | 126,779,819 | 0.29% | 0.01% |
| Nov. 18, 2024 | KLINSKY STEVEN B | Director | P | Common Stock | 15154 | $11.52 | 6,232,144.2300 | 126,779,819 | 0.24% | 0.01% |
| Nov. 18, 2024 | KLINSKY STEVEN B | Director | P | Common Stock | 30307 | $11.52 | 9,429,395.2300 | 126,779,819 | 0.32% | 0.02% |
| Nov. 19, 2024 | KLINSKY STEVEN B | Director | P | Common Stock | 18270 | $11.63 | 6,250,414.2300 | 126,779,819 | 0.29% | 0.01% |
| Nov. 19, 2024 | KLINSKY STEVEN B | Director | P | Common Stock | 36541 | $11.63 | 9,465,936.2300 | 126,779,819 | 0.39% | 0.03% |
| Nov. 15, 2024 | KLINSKY STEVEN B | Director | P | Common Stock | 17253 | $11.56 | 6,216,990.2300 | 126,779,819 | 0.28% | 0.01% |
| Nov. 14, 2024 | KLINSKY STEVEN B | Director | P | Common Stock | 15083 | $11.55 | 6,199,737.2300 | 126,779,819 | 0.24% | 0.01% |
| Nov. 14, 2024 | KLINSKY STEVEN B | Director | P | Common Stock | 30167 | $11.55 | 9,364,583.2300 | 126,779,819 | 0.32% | 0.02% |
| Nov. 15, 2024 | KLINSKY STEVEN B | Director | P | Common Stock | 34505 | $11.56 | 9,399,088.2300 | 126,779,819 | 0.37% | 0.03% |
| Nov. 13, 2024 | KLINSKY STEVEN B | Director | P | Common Stock | 63461 | $11.60 | 9,295,491.2300 | 126,779,819 | 0.69% | 0.05% |
| Nov. 13, 2024 | KLINSKY STEVEN B | Director | P | Common Stock | 31730 | $11.60 | 6,223,579.2300 | 126,779,819 | 0.51% | 0.03% |
| Nov. 12, 2024 | KLINSKY STEVEN B | Director | P | Common Stock | 38108 | $11.41 | 9,232,030.2300 | 126,779,819 | 0.41% | 0.03% |
| Nov. 12, 2024 | KLINSKY STEVEN B | Director | P | Common Stock | 19054 | $11.41 | 6,191,849.2300 | 126,779,819 | 0.31% | 0.02% |
| Nov. 11, 2024 | KLINSKY STEVEN B | Director | P | Common Stock | 24954 | $11.36 | 6,172,795.2300 | 126,779,819 | 0.41% | 0.02% |
| Nov. 8, 2024 | KLINSKY STEVEN B | Director | P | Common Stock | 38925 | $11.26 | 9,144,015.2300 | 126,779,819 | 0.43% | 0.03% |
| Nov. 11, 2024 | KLINSKY STEVEN B | Director | P | Common Stock | 49907 | $11.36 | 9,193,922.2300 | 126,779,819 | 0.55% | 0.04% |
| Nov. 8, 2024 | KLINSKY STEVEN B | Director | P | Common Stock | 77850 | $11.26 | 6,147,841.2300 | 126,779,819 | 1.28% | 0.06% |
| Nov. 7, 2024 | KLINSKY STEVEN B | Director | P | Common Stock | 39907 | $11.09 | 9,105,090.2300 | 126,779,819 | 0.44% | 0.03% |
| Nov. 6, 2024 | Kline John | CEO, President, and Director | P | Common Stock | 2373 | $10.93 | 314,643.3040 | 126,779,819 | 0.76% | 0.00% |
| Nov. 6, 2024 | Kline John | CEO, President, and Director | P | Common Stock | 29713 | $10.92 | 344,356.3040 | 126,779,819 | 9.44% | 0.02% |
| Nov. 6, 2024 | Kline John | CEO, President, and Director | P | Common Stock | 1511 | $10.93 | 346,167.3040 | 126,779,819 | 0.44% | 0.00% |
| Nov. 6, 2024 | Kline John | CEO, President, and Director | P | Common Stock | 5616 | $10.91 | 351,783.3040 | 126,779,819 | 1.62% | 0.00% |
| Nov. 6, 2024 | Kline John | CEO, President, and Director | P | Common Stock | 300 | $10.91 | 344,656.3040 | 126,779,819 | 0.09% | 0.00% |
| Nov. 6, 2024 | KLINSKY STEVEN B | Director | P | Common Stock | 100406 | $10.87 | 9,065,183.2300 | 126,779,819 | 1.12% | 0.08% |
| Nov. 7, 2024 | KLINSKY STEVEN B | Director | P | Common Stock | 19953 | $11.09 | 6,069,991.2300 | 126,779,819 | 0.33% | 0.02% |
| Nov. 6, 2024 | KLINSKY STEVEN B | Director | P | Common Stock | 50203 | $10.87 | 6,050,038.2300 | 126,779,819 | 0.84% | 0.04% |
| Nov. 6, 2024 | Kline John | CEO, President, and Director | P | Common Stock | 2037 | $10.92 | 312,270.3040 | 126,779,819 | 0.66% | 0.00% |
| Nov. 4, 2024 | KLINSKY STEVEN B | Director | P | Common Stock | 22391 | $10.80 | 8,871,396.2300 | 126,779,819 | 0.25% | 0.02% |
| Nov. 4, 2024 | Weinstein Adam B. | EVP, CAO and Director | P | Common Stock | 45000 | $10.87 | 552,534.5000 | 126,779,819 | 8.87% | 0.04% |
| Nov. 4, 2024 | KLINSKY STEVEN B | Director | P | Common Stock | 11195 | $10.80 | 5,953,145.2300 | 126,779,819 | 0.19% | 0.01% |
| Nov. 5, 2024 | KLINSKY STEVEN B | Director | P | Common Stock | 46690 | $10.68 | 5,999,835.2300 | 126,779,819 | 0.78% | 0.04% |
| Nov. 5, 2024 | KLINSKY STEVEN B | Director | P | Common Stock | 93381 | $10.68 | 8,964,777.2300 | 126,779,819 | 1.05% | 0.07% |
| Nov. 4, 2024 | Corbett Kris | CFO and Treasurer | P | Common Stock | 2500 | $10.85 | 9,000.0000 | 126,779,819 | 38.46% | 0.00% |
| Aug. 5, 2024 | Corbett Kris | CFO and Treasurer | P | Common Stock | 6500 | $11.72 | 6,500.0000 | 123,488,882 | 9999.99% | 0.01% |
| June 7, 2024 | Ogens David | Director | P | Common Stock | 3500 | $12.62 | 166,391.0000 | 123,488,882 | 2.15% | 0.00% |
| April 22, 2024 | Kline John | CEO, President, and Director | S | Common Stock | 9 | $12.56 | 255,838.5000 | 123,488,882 | 0.00% | 0.00% |
| April 22, 2024 | Kline John | CEO, President, and Director | S | Common Stock | 1229 | $12.55 | 254,609.5000 | 123,488,882 | 0.48% | 0.00% |
| July 27, 2023 | HAMWEE ROBERT | Director | S | Common Stock | 15 | $12.86 | 561,373.1100 | 115,426,198 | 0.00% | 0.00% |
| May 11, 2023 | Boswerger Laura Holson | COO and CFO | P | Common Stock | 5000 | $11.87 | 49,398.5000 | 115,426,198 | 11.26% | 0.00% |
| May 11, 2023 | Boswerger Laura Holson | COO and CFO | P | Common Stock | 4975 | $11.89 | 39,398.5000 | 115,426,198 | 14.45% | 0.00% |
| May 11, 2023 | Boswerger Laura Holson | COO and CFO | P | Common Stock | 5000 | $11.90 | 44,398.5000 | 115,426,198 | 12.69% | 0.00% |
| March 17, 2023 | KLINSKY STEVEN B | Director | P | Common Stock | 100000 | $11.74 | 9,350,056.9700 | 115,426,198 | 1.08% | 0.09% |
| March 16, 2023 | KLINSKY STEVEN B | Director | P | Common Stock | 100000 | $11.72 | 9,250,056.9700 | 115,426,198 | 1.09% | 0.09% |
| March 15, 2023 | KLINSKY STEVEN B | Director | P | Common Stock | 100000 | $11.83 | 9,150,056.9700 | 115,426,198 | 1.10% | 0.09% |
| March 14, 2023 | Stone James | Section 16 Officer | P | Common Stock | 3700 | $11.95 | 167,702.8800 | 115,426,198 | 2.26% | 0.00% |
| March 13, 2023 | KLINSKY STEVEN B | Director | P | Common Stock | 100000 | $11.70 | 8,950,056.9700 | 115,426,198 | 1.13% | 0.09% |
| March 14, 2023 | KLINSKY STEVEN B | Director | P | Common Stock | 100000 | $11.96 | 9,050,056.9700 | 115,426,198 | 1.12% | 0.09% |
| March 14, 2023 | Arnold Rome G. III | Director | P | Common Stock | 10000 | $12.02 | 62,291.0000 | 115,426,198 | 19.12% | 0.01% |
| March 14, 2023 | Stone James | Section 16 Officer | P | Common Stock | 7300 | $11.96 | 164,002.8800 | 115,426,198 | 4.66% | 0.01% |
| March 10, 2023 | Kline John | CEO, President, and Director | P | Common Stock | 100 | $12.05 | 229,272.1560 | 115,426,198 | 0.04% | 0.00% |
| March 10, 2023 | Ogens David | Director | P | Common Stock | 5400 | $11.65 | 135,266.0000 | 115,426,198 | 4.16% | 0.00% |
| March 10, 2023 | Kline John | CEO, President, and Director | P | Common Stock | 7700 | $12.05 | 229,072.1560 | 115,426,198 | 3.48% | 0.01% |
| March 10, 2023 | Kline John | CEO, President, and Director | P | Common Stock | 100 | $12.05 | 229,172.1560 | 115,426,198 | 0.04% | 0.00% |
| March 10, 2023 | Kline John | CEO, President, and Director | P | Common Stock | 300 | $12.05 | 229,572.1560 | 115,426,198 | 0.13% | 0.00% |