New Mountain Finance Corp
NMFC- Exchange
- Nasdaq
- SEC CIK
- 0001496099
No open-market purchases or sales by New Mountain Finance Corp insiders were filed in the last 90 days; 143 institutions reported holding it in 13F filings for Q2 2026, worth $200.9M in total; no superinvestor holds it.
Other share classesNMFCZ
Key figures
- Insider buysOpen market, last 90 days
- 0
- Insider sellsOpen market, last 90 days
- 0
- 13F holdersQ2 2026, −9 vs. previous quarter
- 143
- 13F valueReported value at the end of Q2 2026
- $200.9M
- Superinvestors holdingAt the end of Q2 2026
- 0
Price chart
Superinvestors holding NMFC, Q2 2026
No superinvestor reported holding NMFC at the end of Q2 2026.
Latest insider trades
Open-market purchases and sales by New Mountain Finance Corp insiders from Form 4, newest first.
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Jun 16, 2026 (view filing) | Jun 15 | 1 day | Malfettone John PDirector | SSale | −77.5K | $7.89 | −$611.5K | −100.0%0 after | |
| Mar 18, 2026 (view filing) | Mar 17 | 1 day | Weinstein AdamEVP, CAO and Director | PPurchase | +12.9K | $7.61 | +$98.2K | +1.7%751.8K after | |
| Mar 12, 2026 (view filing) | Mar 10-11 | 2 days | Klinsky Steven BDirector, 10% Owner | PPurchase | +500.0K | $8.05 | +$4.03M | +10.3%5.37M after | 4 lots |
| Mar 6, 2026 (view filing) | Mar 5 | 1 day | Klinsky Steven BDirector, 10% Owner | PPurchase | +237.9K | $8.10 | +$1.93M | +5.0%5.04M after | 2 lots |
| Mar 5, 2026 (view filing) | Mar 3-4 | 2 days | Klinsky Steven BDirector, 10% Owner | PPurchase | +437.4K | $8.04 | +$3.52M | +9.8%4.88M after | 4 lots |
| Mar 4, 2026 (view filing) | Mar 3 | 1 day | Ogens DavidDirector | PPurchase | +12.5K | $7.87 | +$98.4K | +5.5%241.6K after | 2 lots |
| Mar 3, 2026 (view filing) | Feb 27-Mar 2 | 4 days | Klinsky Steven BDirector | PPurchase | +324.7K | $7.75 | +$2.52M | +7.6%4.59M after | 4 lots |
| Mar 3, 2026 (view filing) | Feb 27-Mar 2 | 4 days | Weinstein AdamEVP, CAO and Director | PPurchase | +41.7K | $7.76 | +$323.5K | +6.0%738.9K after | 2 lots |
| Mar 2, 2026 (view filing) | Feb 27 | 3 days | Boswerger Laura HolsonCOO | PPurchase | +12.5K | $7.74 | +$96.8K | +18.2%81.0K after | |
| Sep 18, 2025 (view filing) | Sep 16 | 2 days | Klinsky Steven BDirector | PPurchase | +106.7K | $9.78 | +$1.04M | +2.5%4.37M after | 2 lots |
Top 10 13F holders, Q2 2026
The largest institutional positions in New Mountain Finance Corp at the end of Q2 2026; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| LSV Asset Management | 3,000,718 | $21.5M | 0.04% | −21,400−0.7% | Reduced |
| UBS Group AG | 2,477,549 | $17.8M | 0.00% | +386,273+18.5% | Added |
| Van Eck Associates Corp | 2,145,047 | $15.4M | 0.01% | +348,872+19.4% | Added |
| Invesco Ltd. | 1,557,647 | $11.2M | 0.00% | −582,030−27.2% | Reduced |
| Russell Investments Group, Ltd. | 1,383,171 | $9.92M | 0.01% | +444,492+47.4% | Added |
| Dimension Capital Management LLC | 1,223,088 | $8.77M | 1.03% | +66,547+5.8% | Added |
| CI Private Wealth, LLC | 1,125,657 | $8.07M | 0.01% | +254,361+29.2% | Added |
| Cerity Partners LLC | 856,875 | $6.14M | 0.01% | −15,969−1.8% | Reduced |
| National Philanthropic Trust | 852,921 | $6.12M | 0.09% | 00.0% | Unchanged |
| Muzinich & Co., Inc. | 850,170 | $6.10M | 2.08% | +1,252+0.1% | Added |