Skip to content
buyModerate cluster of 2

Adam B. Weinstein bought $499k of NMFC

EVP, CAO and Director at New Mountain Finance Corp. 49,750 shares at an average of $10.03, traded Sep 15, 2025, filed Sep 16, 2025.

Conviction score
44
Value
$499k
49,750 shares
Holdings after
652,490
+8% from before
From 52-week low
+12%
low $7.40, close $8.31
From 52-week high
-12%
high $9.49, as of Sep 15, 2025

Score components

  • Role
    Officer
    +15
  • Trade size
    $499k at market
    +18
  • Relative to holdings
    Holdings up 8%
    +3
  • Price context
    Near the top of the 52-week range
    0
  • Cluster
    2 insiders buying within 14 days
    +8
  • Repeat buying
    First buy in 90 days
    0
  • Track record
    Too few past buys to judge (0 with prices)
    0

What happened after comparable buys

Same side and tier, against the S&P 500, at 1, 3 and 6 months. Shown to Pro users; the whole table is on the backtest page.

This signal so far: 1m -6.3%, 3m -2.0%, 6m -13.0%.

Price around the trade, and since

From a quarter before the trade to today. The arrow is the trade, the circle the day the filing reached EDGAR, which is the first day anyone outside could act; the dotted line is the S&P 500 rebased to that day's close.

NMFCOct 9, 2026 · close 6.73
Since filing Sep 16, 2025: -20.5%SPY +19.6% · excess -40.1%

Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value; the dashed line is the close on the filing day, the dotted line SPY rebased to it.Charts by TradingView Lightweight Charts™

Rows in this filing

Every transaction in Form 4 0001104659-25-090465, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Sep 15, 2025POpen-market purchase
Common Stock
+49,750$10.03$499k652,490Sep 16, 2025

Related signals

Other insiders at New Mountain Finance Corp and this insider’s other filings.

ScoreCompanyInsiderValueHoldingsFiled
55Moderate
NMFCsell
New Mountain Finance Corp
John P Malfettone
director
$612k
77,500 shares
-100%
59Moderate
NMFCbuy 3
New Mountain Finance Corp
Adam B. Weinstein
EVP, CAO and Director
$98k
12,900 shares
+2%
75Notable
NMFCbuy 4
New Mountain Finance Corp
Steven B Klinsky
director, owner
$4.0M
500,000 shares
+39%
72Notable
NMFCbuy 4
New Mountain Finance Corp
Steven B Klinsky
director, owner
$1.9M
237,873 shares
+20%
75Notable
NMFCbuy 4
New Mountain Finance Corp
Steven B Klinsky
director, owner
$3.5M
437,400 shares
+41%
57Moderate
NMFCbuy 4
New Mountain Finance Corp
David Ogens
director
$98k
12,500 shares
+5%
70Notable
NMFCbuy 4
New Mountain Finance Corp
Steven B Klinsky
director
$2.5M
324,727 shares
+34%
61Notable
NMFCbuy 4
New Mountain Finance Corp
Adam B. Weinstein
EVP, CAO and Director
$324k
41,707 shares
+6%
62Notable
NMFCbuy 4
New Mountain Finance Corp
Laura C. Holson Boswerger
COO
$97k
12,500 shares
+18%
46Moderate
NMFCbuy 2
New Mountain Finance Corp
Steven B Klinsky
director
$1.0M
106,691 shares
+11%

Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.

Adam B. Weinstein bought $499k of NMFC | InsiderTell