Klinsky Steven B insider trades
Klinsky Steven B has filed 34 Form 4s with the SEC that we hold, for New Mountain Finance Corp (NMFC) (Director, 10% owner), CIK 1925531 (10% owner), CIK 1976719 (10% owner) and CIK 2037804 (10% owner). Across all of them we count 84 purchases worth $89.1M and 0 sales worth $0 reported on Form 4. In the last 12 months: 14 purchases ($12.0M) and 0 sales ($0). The largest single trade was a purchase of 1,000,000 shares of CIK 1925531 worth $10.0M, dated 2024-06-13. The first filing on our record is dated 2022-05-17 and the latest 2026-03-12.
New Mountain Finance Corp (NMFC)
Director, 10% owner · 25 filings · 76 purchases and sales
| Trade date | Code | Shares | Value as filed | Filed |
|---|---|---|---|---|
| 2022-05-13 | P, purchase reported on Form 4 | 14,250 | $181.4K | 2022-05-17 |
| 2022-05-16 | P, purchase reported on Form 4 | 18,350 | $234.9K | 2022-05-17 |
| 2022-05-17 | P, purchase reported on Form 4 | 27,605 | $359.4K | 2022-05-19 |
| 2022-05-17 | P, purchase reported on Form 4 | 27,604 | $359.4K | 2022-05-19 |
| 2022-05-18 | P, purchase reported on Form 4 | 19,726 | $254.1K | 2022-05-19 |
| 2022-05-18 | P, purchase reported on Form 4 | 19,725 | $254.1K | 2022-05-19 |
| 2022-09-01 | P, purchase reported on Form 4 | 16 | $206 | 2022-09-06 |
| 2023-03-13 | P, purchase reported on Form 4 | 100,000 | $1.2M | 2023-03-15 |
| 2023-03-14 | P, purchase reported on Form 4 | 100,000 | $1.2M | 2023-03-15 |
| 2023-03-15 | P, purchase reported on Form 4 | 100,000 | $1.2M | 2023-03-17 |
| 2023-03-16 | P, purchase reported on Form 4 | 100,000 | $1.2M | 2023-03-17 |
| 2023-03-17 | P, purchase reported on Form 4 | 100,000 | $1.2M | 2023-03-21 |
| 2024-11-04 | P, purchase reported on Form 4 | 11,195 | $120.9K | 2024-11-06 |
| 2024-11-04 | P, purchase reported on Form 4 | 22,391 | $241.8K | 2024-11-06 |
| 2024-11-05 | P, purchase reported on Form 4 | 93,381 | $997.3K | 2024-11-06 |
| 2024-11-05 | P, purchase reported on Form 4 | 46,690 | $498.6K | 2024-11-06 |
| 2024-11-06 | P, purchase reported on Form 4 | 50,203 | $545.7K | 2024-11-08 |
| 2024-11-06 | P, purchase reported on Form 4 | 100,406 | $1.1M | 2024-11-08 |
| 2024-11-07 | P, purchase reported on Form 4 | 39,907 | $442.6K | 2024-11-08 |
| 2024-11-07 | P, purchase reported on Form 4 | 19,953 | $221.3K | 2024-11-08 |
| 2024-11-08 | P, purchase reported on Form 4 | 38,925 | $438.3K | 2024-11-12 |
| 2024-11-08 | P, purchase reported on Form 4 | 77,850 | $876.6K | 2024-11-12 |
| 2024-11-11 | P, purchase reported on Form 4 | 24,954 | $283.5K | 2024-11-12 |
| 2024-11-11 | P, purchase reported on Form 4 | 49,907 | $566.9K | 2024-11-12 |
| 2024-11-12 | P, purchase reported on Form 4 | 38,108 | $434.8K | 2024-11-14 |
| 2024-11-12 | P, purchase reported on Form 4 | 19,054 | $217.4K | 2024-11-14 |
| 2024-11-13 | P, purchase reported on Form 4 | 31,730 | $368.1K | 2024-11-14 |
| 2024-11-13 | P, purchase reported on Form 4 | 63,461 | $736.1K | 2024-11-14 |
| 2024-11-14 | P, purchase reported on Form 4 | 15,083 | $174.2K | 2024-11-18 |
| 2024-11-14 | P, purchase reported on Form 4 | 30,167 | $348.4K | 2024-11-18 |
| 2024-11-15 | P, purchase reported on Form 4 | 17,253 | $199.4K | 2024-11-18 |
| 2024-11-15 | P, purchase reported on Form 4 | 34,505 | $398.9K | 2024-11-18 |
| 2024-11-18 | P, purchase reported on Form 4 | 30,307 | $349.1K | 2024-11-20 |
| 2024-11-18 | P, purchase reported on Form 4 | 15,154 | $174.6K | 2024-11-20 |
| 2024-11-19 | P, purchase reported on Form 4 | 36,541 | $425.0K | 2024-11-20 |
| 2024-11-19 | P, purchase reported on Form 4 | 18,270 | $212.5K | 2024-11-20 |
| 2024-11-20 | P, purchase reported on Form 4 | 23,245 | $267.5K | 2024-11-22 |
| 2024-11-20 | P, purchase reported on Form 4 | 11,622 | $133.8K | 2024-11-22 |
| 2024-11-21 | P, purchase reported on Form 4 | 36,118 | $418.6K | 2024-11-22 |
| 2024-11-21 | P, purchase reported on Form 4 | 18,059 | $209.3K | 2024-11-22 |
| 2024-11-22 | P, purchase reported on Form 4 | 24,480 | $286.7K | 2024-11-26 |
| 2024-11-22 | P, purchase reported on Form 4 | 12,241 | $143.3K | 2024-11-26 |
| 2024-11-26 | P, purchase reported on Form 4 | 800 | $9.4K | 2024-11-29 |
| 2024-11-26 | P, purchase reported on Form 4 | 1,600 | $18.8K | 2024-11-29 |
| 2024-12-03 | P, purchase reported on Form 4 | 4,133 | $48.6K | 2024-12-05 |
| 2024-12-03 | P, purchase reported on Form 4 | 2,067 | $24.3K | 2024-12-05 |
| 2024-12-05 | P, purchase reported on Form 4 | 5,542 | $65.1K | 2024-12-09 |
| 2024-12-05 | P, purchase reported on Form 4 | 11,082 | $130.1K | 2024-12-09 |
| 2024-12-06 | P, purchase reported on Form 4 | 5,798 | $68.1K | 2024-12-09 |
| 2024-12-06 | P, purchase reported on Form 4 | 11,596 | $136.1K | 2024-12-09 |
| 2024-12-11 | P, purchase reported on Form 4 | 13,213 | $155.1K | 2024-12-13 |
| 2024-12-11 | P, purchase reported on Form 4 | 6,607 | $77.6K | 2024-12-13 |
| 2024-12-12 | P, purchase reported on Form 4 | 11,771 | $138.2K | 2024-12-13 |
| 2024-12-12 | P, purchase reported on Form 4 | 6 | $69 | 2024-12-13 |
| 2024-12-13 | P, purchase reported on Form 4 | 3,017 | $35.4K | 2024-12-17 |
| 2024-12-13 | P, purchase reported on Form 4 | 6,034 | $70.8K | 2024-12-17 |
| 2024-12-16 | P, purchase reported on Form 4 | 30,484 | $357.9K | 2024-12-17 |
| 2024-12-16 | P, purchase reported on Form 4 | 60,967 | $715.8K | 2024-12-17 |
| 2024-12-17 | P, purchase reported on Form 4 | 48,187 | $543.5K | 2024-12-19 |
| 2024-12-17 | P, purchase reported on Form 4 | 24,093 | $271.8K | 2024-12-19 |
| 2025-09-16 | P, purchase reported on Form 4 | 21,339 | $208.7K | 2025-09-18 |
| 2025-09-16 | P, purchase reported on Form 4 | 85,352 | $834.7K | 2025-09-18 |
| 2026-02-27 | P, purchase reported on Form 4 | 92,001 | $707.5K | 2026-03-03 |
| 2026-02-27 | P, purchase reported on Form 4 | 46,001 | $353.7K | 2026-03-03 |
| 2026-03-02 | P, purchase reported on Form 4 | 124,483 | $969.7K | 2026-03-03 |
| 2026-03-02 | P, purchase reported on Form 4 | 62,242 | $484.9K | 2026-03-03 |
| 2026-03-03 | P, purchase reported on Form 4 | 166,997 | $1.3M | 2026-03-05 |
| 2026-03-03 | P, purchase reported on Form 4 | 83,498 | $663.0K | 2026-03-05 |
| 2026-03-04 | P, purchase reported on Form 4 | 62,301 | $509.0K | 2026-03-05 |
| 2026-03-04 | P, purchase reported on Form 4 | 124,604 | $1.0M | 2026-03-05 |
| 2026-03-05 | P, purchase reported on Form 4 | 158,582 | $1.3M | 2026-03-06 |
| 2026-03-05 | P, purchase reported on Form 4 | 79,291 | $642.3K | 2026-03-06 |
| 2026-03-10 | P, purchase reported on Form 4 | 149,172 | $1.2M | 2026-03-12 |
| 2026-03-10 | P, purchase reported on Form 4 | 74,586 | $600.4K | 2026-03-12 |
| 2026-03-11 | P, purchase reported on Form 4 | 184,162 | $1.5M | 2026-03-12 |
| 2026-03-11 | P, purchase reported on Form 4 | 92,080 | $741.2K | 2026-03-12 |
CIK 1925531
10% owner · 5 filings · 5 purchases and sales
| Trade date | Code | Shares | Value as filed | Filed |
|---|---|---|---|---|
| 2022-08-22 | P, purchase reported on Form 4 | 1,000,000 | $10.0M | 2022-08-24 |
| 2023-07-24 | P, purchase reported on Form 4 | 500,000 | $5.0M | 2023-07-26 |
| 2024-03-14 | P, purchase reported on Form 4 | 1,000,000 | $10.0M | 2024-03-18 |
| 2024-06-13 | P, purchase reported on Form 4 | 1,000,000 | $10.0M | 2024-06-17 |
| 2024-08-28 | P, purchase reported on Form 4 | 479,875 | $4.8M | 2024-08-30 |
CIK 1976719
10% owner · 2 filings · 2 purchases and sales
| Trade date | Code | Shares | Value as filed | Filed |
|---|---|---|---|---|
| 2023-10-17 | P, purchase reported on Form 4 | 750,000 | $7.5M | 2023-10-19 |
| 2023-10-25 | P, purchase reported on Form 4 | 650,000 | $6.5M | 2023-10-27 |
CIK 2037804
10% owner · 2 filings · 1 purchase or sale
| Trade date | Code | Shares | Value as filed | Filed |
|---|---|---|---|---|
| 2024-12-17 | P, purchase reported on Form 4 | 12,600 | - | 2024-12-19 |
Source
Counted from the Form 4 filings this reporting owner (SEC CIK 1018327) filed on EDGAR. Values are the transaction values as filed. See every filing on EDGAR, or browse insider buying and today's insider purchases.
Source: U.S. Securities and Exchange Commission (EDGAR) and other official
government data · Updated 2026-10-12 ·
For informational purposes only, not investment advice.
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