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buyNotable cluster of 3

Murray Stahl bought $599 of HKHC

CEO and CIO at Horizon Kinetics Holding Corp. 22 shares at an average of $27.23, traded Nov 28, 2025, filed Dec 1, 2025.

Conviction score
68
Value
$599
22 shares
Holdings after
59
+0% from before
From 52-week low
+2%
low $26.44, close $26.88
From 52-week high
-42%
high $46.12, as of Nov 28, 2025

Score components

  • Role
    CEO
    +25
  • Trade size
    $599 at market
    0
  • Relative to holdings
    Under 1% of holdings (0.0%)
    -5
  • Price context
    2% above the 52-week low; 42% below the 52-week high
    +18
  • Cluster
    3 insiders buying within 14 days
    +15
  • Repeat buying
    12 buys in 90 days
    +5
  • Track record
    Median 6-month excess return +20% over 57 past buys
    +10

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 -9.6%, 3m +30.7%, 6m +4.7%.

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.

HKHCOct 9, 2026 · close 20.49
Since filing Dec 1, 2025: -20.2%SPY +15.7% · excess -35.8%

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 0001437749-25-036511, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Nov 28, 2025POpen-market purchase
Common Stock
+12$27.23$327249,042Dec 1, 2025
Nov 28, 2025POpen-market purchase
Common Stockindirect: Horizon Common Inc.
+6$27.23$1638,216,694Dec 1, 2025
Nov 28, 2025POpen-market purchase
Common Stockindirect: Horizon Kinetics Hard Assets, LLC
+4$27.23$10959Dec 1, 2025

Related signals

Other insiders at Horizon Kinetics Holding Corp and this insider’s other filings.

ScoreCompanyInsiderValueHoldingsFiled
21Weak
HKHCbuy
Horizon Kinetics Holding Corp
Allison Nagelberg
director
$4,991
190 shares
+48%
36Weak
HKHCbuy
Horizon Kinetics Holding Corp
Alice C Brennan
director
$5,184
200 shares
+11%
26Weak
HKHCbuy
Horizon Kinetics Holding Corp
Alice C Brennan
director
$5,240
200 shares
+13%
26Weak
HKHCbuy
Horizon Kinetics Holding Corp
Alice C Brennan
director
$5,200
200 shares
+14%
26Weak
HKHCbuy
Horizon Kinetics Holding Corp
Alice C Brennan
director
$5,350
200 shares
+17%
24Weak
HKHCbuy
Horizon Kinetics Holding Corp
Alice C Brennan
director
$5,374
200 shares
+20%
48Moderate
HKHCbuy 2
Horizon Kinetics Holding Corp
Mark Herndon
Chief Financial Officer
$2,785
100 shares
+50%
42Moderate
HKHCbuy 2
Horizon Kinetics Holding Corp
Brent D Rosenthal
director
$19k
700 shares
+40%
54Moderate
HKHCbuy 4
Horizon Kinetics Holding Corp
Murray Stahl
CEO and CIO
$1,834
53 shares
+0%
54Moderate
HKHCbuy 4
Horizon Kinetics Holding Corp
Murray Stahl
CEO and CIO
$1,834
53 shares
+0%

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.

Murray Stahl bought $599 of HKHC | InsiderTell