New Mountain Finance Corp (NMFC)
Data as of , from SEC Form 4 filings.
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About New Mountain Finance Corp (NMFC)
NMFC Form 4 activity by transaction type, last 90 days
| Form 4 transaction type | Transactions | Shares | Total value |
|---|---|---|---|
| Other acquisition / disposition | 1 | 2,000 |
Dollar totals cover purchases and sales only (codes P and S). Grants, option exercises, gifts and tax withholding are counted in shares, because none of them is a trade at a market price.
NMFC insider transactions (Form 4)
8431 Form 4 filings on record, the earliest from Nov 6, 2024, newest first. Filing history page 1 of 2.
| Traded | Insider | Transaction | Security | Shares | Price | Value |
|---|---|---|---|---|---|---|
| John R. Kline - Officer | Other | Common Stock | 2,000 | $0.00 | - | |
| John P. Malfettone - Director | Open-market sale | Common Stock | 77,500 | $7.89 | $612K | |
 Adam B. Weinstein - Officer | Open-market purchase | Common Stock | 12,900 | $7.61 | $98K | |
 Steven B. Klinsky - Director | Open-market purchase | Common Stock | 92,080 | $8.05 | $741K | |
| Steven B. Klinsky - Director | Open-market purchase | Common Stock | 149,172 | $8.05 | $1.20M | |
| Steven B. Klinsky - Director | Open-market purchase | Common Stock | 184,162 | $8.05 | $1.48M | |
| Steven B. Klinsky - Director | Open-market purchase | Common Stock | 74,586 | $8.05 | $600K | |
| Steven B. Klinsky - Director | Open-market purchase | Common Stock | 79,291 | $8.10 | $642K | |
| Steven B. Klinsky - Director | Open-market purchase | Common Stock | 158,582 | $8.10 | $1.28M | |
| Steven B. Klinsky - Director | Open-market purchase | Common Stock | 62,301 | $8.17 | $509K | |
| Steven B. Klinsky - Director | Open-market purchase | Common Stock | 166,997 | $7.94 | $1.33M | |
| Steven B. Klinsky - Director | Open-market purchase | Common Stock | 124,604 | $8.17 | $1.02M | |
| Steven B. Klinsky - Director | Open-market purchase | Common Stock | 83,498 | $7.94 | $663K | |
 David Ogens - Director | Open-market purchase | Common Stock | 2,400 | $7.86 | $19K | |
| David Ogens - Director | Open-market purchase | Common Stock | 10,100 | $7.87 | $79K | |
| Steven B. Klinsky - Director | Open-market purchase | Common Stock | 46,001 | $7.69 | $354K | |
| Steven B. Klinsky - Director | Open-market purchase | Common Stock | 62,242 | $7.79 | $485K | |
| Steven B. Klinsky - Director | Open-market purchase | Common Stock | 92,001 | $7.69 | $708K | |
| Steven B. Klinsky - Director | Open-market purchase | Common Stock | 124,483 | $7.79 | $969K | |
| Adam B. Weinstein - Officer | Open-market purchase | Common Stock | 38,400 | $7.76 | $298K | |
| Adam B. Weinstein - Officer | Open-market purchase | Common Stock | 3,307 | $7.73 | $26K | |
| Laura C. Holson Boswerger - Officer | Open-market purchase | Common Stock | 12,500 | $7.74 | $97K | |
| Steven B. Klinsky - Director | Open-market purchase | Common Stock | 21,339 | $9.78 | $209K | |
| Steven B. Klinsky - Director | Open-market purchase | Common Stock | 85,352 | $9.78 | $835K | |
| Adam B. Weinstein - Officer | Open-market purchase | Common Stock | 49,750 | $10.03 | $499K | |
| David Ogens - Director | Open-market purchase | Common Stock | 18,000 | $10.23 | $184K | |
| David Ogens - Director | Open-market purchase | Common Stock | 4,000 | $10.26 | $41K | |
| David Ogens - Director | Open-market purchase | Common Stock | 4,000 | $10.22 | $41K | |
 Kris Corbett - Officer | Open-market purchase | Common Stock | 750 | $10.14 | $8K | |
| Steven B. Klinsky - Director | Open-market purchase | Common Stock | 24,093 | $11.28 | $272K | |
| Steven B. Klinsky - Director | Open-market purchase | Common Stock | 48,187 | $11.28 | $544K | |
| Steven B. Klinsky - Director | Open-market purchase | Common Stock | 3,017 | $11.74 | $35K | |
| Steven B. Klinsky - Director | Open-market purchase | Common Stock | 30,484 | $11.74 | $358K | |
| Steven B. Klinsky - Director | Open-market purchase | Common Stock | 6,034 | $11.74 | $71K | |
| Steven B. Klinsky - Director | Open-market purchase | Common Stock | 60,967 | $11.74 | $716K | |
| Steven B. Klinsky - Director | Open-market purchase | Common Stock | 6,607 | $11.74 | $78K | |
| Steven B. Klinsky - Director | Open-market purchase | Common Stock | 5.89 | $11.74 | $69 | |
| Steven B. Klinsky - Director | Open-market purchase | Common Stock | 13,213 | $11.74 | $155K | |
| Steven B. Klinsky - Director | Open-market purchase | Common Stock | 11,771 | $11.74 | $138K | |
| Steven B. Klinsky - Director | Open-market purchase | Common Stock | 5,542 | $11.74 | $65K | |
| Steven B. Klinsky - Director | Open-market purchase | Common Stock | 5,798 | $11.74 | $68K | |
| Steven B. Klinsky - Director | Open-market purchase | Common Stock | 11,082 | $11.74 | $130K | |
| Steven B. Klinsky - Director | Open-market purchase | Common Stock | 11,596 | $11.74 | $136K | |
| Steven B. Klinsky - Director | Open-market purchase | Common Stock | 2,067 | $11.75 | $24K | |
| Steven B. Klinsky - Director | Open-market purchase | Common Stock | 4,133 | $11.75 | $49K | |
| Steven B. Klinsky - Director | Open-market purchase | Common Stock | 800 | $11.74 | $9K | |
| Steven B. Klinsky - Director | Open-market purchase | Common Stock | 1,600 | $11.74 | $19K | |
| Steven B. Klinsky - Director | Open-market purchase | Common Stock | 12,241 | $11.71 | $143K | |
| Steven B. Klinsky - Director | Open-market purchase | Common Stock | 24,480 | $11.71 | $287K | |
| Steven B. Klinsky - Director | Open-market purchase | Common Stock | 11,622 | $11.51 | $134K | |
| Steven B. Klinsky - Director | Open-market purchase | Common Stock | 18,059 | $11.59 | $209K | |
| Steven B. Klinsky - Director | Open-market purchase | Common Stock | 23,245 | $11.51 | $268K | |
| Steven B. Klinsky - Director | Open-market purchase | Common Stock | 36,118 | $11.59 | $419K | |
| Steven B. Klinsky - Director | Open-market purchase | Common Stock | 15,154 | $11.52 | $175K | |
| Steven B. Klinsky - Director | Open-market purchase | Common Stock | 18,270 | $11.63 | $212K | |
| Steven B. Klinsky - Director | Open-market purchase | Common Stock | 30,307 | $11.52 | $349K | |
| Steven B. Klinsky - Director | Open-market purchase | Common Stock | 36,541 | $11.63 | $425K | |
| Steven B. Klinsky - Director | Open-market purchase | Common Stock | 15,083 | $11.55 | $174K | |
| Steven B. Klinsky - Director | Open-market purchase | Common Stock | 17,253 | $11.56 | $199K | |
| Steven B. Klinsky - Director | Open-market purchase | Common Stock | 30,167 | $11.55 | $348K | |
| Steven B. Klinsky - Director | Open-market purchase | Common Stock | 34,505 | $11.56 | $399K | |
| Steven B. Klinsky - Director | Open-market purchase | Common Stock | 19,054 | $11.41 | $217K | |
| Steven B. Klinsky - Director | Open-market purchase | Common Stock | 31,730 | $11.60 | $368K | |
| Steven B. Klinsky - Director | Open-market purchase | Common Stock | 38,108 | $11.41 | $435K | |
| Steven B. Klinsky - Director | Open-market purchase | Common Stock | 63,461 | $11.60 | $736K | |
| Steven B. Klinsky - Director | Open-market purchase | Common Stock | 77,850 | $11.26 | $877K | |
| Steven B. Klinsky - Director | Open-market purchase | Common Stock | 24,954 | $11.36 | $283K | |
| Steven B. Klinsky - Director | Open-market purchase | Common Stock | 38,925 | $11.26 | $438K | |
| Steven B. Klinsky - Director | Open-market purchase | Common Stock | 49,907 | $11.36 | $567K | |
| Steven B. Klinsky - Director | Open-market purchase | Common Stock | 50,203 | $10.87 | $546K | |
| Steven B. Klinsky - Director | Open-market purchase | Common Stock | 19,953 | $11.09 | $221K | |
| Steven B. Klinsky - Director | Open-market purchase | Common Stock | 100,406 | $10.87 | $1.09M | |
| Steven B. Klinsky - Director | Open-market purchase | Common Stock | 39,907 | $11.09 | $443K | |
| John Kline - Officer | Open-market purchase | Common Stock | 2,037 | $10.92 | $22K | |
| John Kline - Officer | Open-market purchase | Common Stock | 2,373 | $10.93 | $26K | |
| John Kline - Officer | Open-market purchase | Common Stock | 29,713 | $10.92 | $324K | |
| John Kline - Officer | Open-market purchase | Common Stock | 300 | $10.91 | $3K | |
| John Kline - Officer | Open-market purchase | Common Stock | 1,511 | $10.93 | $17K | |
| John Kline - Officer | Open-market purchase | Common Stock | 5,616 | $10.91 | $61K | |
| Adam B. Weinstein - Officer | Open-market purchase | Common Stock | 45,000 | $10.87 | $489K | |
| Steven B. Klinsky - Director | Open-market purchase | Common Stock | 11,195 | $10.80 | $121K | |
| Steven B. Klinsky - Director | Open-market purchase | Common Stock | 46,690 | $10.68 | $499K | |
| Steven B. Klinsky - Director | Open-market purchase | Common Stock | 22,391 | $10.80 | $242K | |
| Steven B. Klinsky - Director | Open-market purchase | Common Stock | 93,381 | $10.68 | $997K |
Item 2.02, 7.01, 9.01
Item 8.01, 9.01
Item 2.02, 7.01, 9.01
Item 2.03, 8.01
Recent NMFC Form 144 notices of proposed sale
1An insider files Form 144 before selling restricted or control stock. It announces a planned sale. If the sale goes ahead, it shows up later on a Form 4.
| Filed | Filer | Relationship | Shares | Market value | Notice |
|---|---|---|---|---|---|
| - | - | - | - | View on EDGAR |
NMFC insider trading FAQ
What is the latest insider trade for NMFC?
New Mountain Finance Corp (NMFC) had 1 insider filing in the last 90 days, with the most recent on 11 September 2026. The full record for NMFC runs to 31 Form 4 filings, the earliest from 6 November 2024. InsiderAlpha adds new Form 4, Form 144 and 8-K filings as they arrive from SEC EDGAR.
How many insiders are buying NMFC stock?
No insider purchases of NMFC were filed in the last 90 days. 83 purchases are on record for this company.
How many insiders are selling NMFC stock?
No insider sales of NMFC were filed in the last 90 days. 1 sale is on record for this company.
Where can I see NMFC SEC filings (Form 4, 10-K, 10-Q, 8-K)?
This page collects NMFC Form 4 insider transactions, Form 144 sale notices and 8-K filings in one place. Annual 10-K and quarterly 10-Q reports live on the company's SEC EDGAR page.
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Recent insider filings
10The EDGAR links open each original Form 4, so you can check any number on this page against the filing it came from.
- - John R. Kline view on EDGAR
- - John P. Malfettone view on EDGAR
- - Adam B. Weinstein view on EDGAR
- - Steven B. Klinsky view on EDGAR
- - Steven B. Klinsky view on EDGAR
- - Steven B. Klinsky view on EDGAR
- - David Ogens view on EDGAR
- - Steven B. Klinsky view on EDGAR
- - Adam B. Weinstein view on EDGAR
Learn more
- What the Form 4 transaction codes mean
- Grants, option exercises, gifts and tax withholding are not trades on the market. The codes say which is which.
- Form 144 vs Form 4
- A Form 144 announces a planned sale; the Form 4 reports it after it happens.
- Insider activity by sector
- Where insider buying and selling is concentrated across the eleven GICS sectors.
- Every recent Form 4
- The market-wide feed, updated as filings arrive from SEC EDGAR.
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