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sellWeak cluster of 210b5-1 plan

Steven A Markel sold $357k of MKL

director at MARKEL GROUP INC.. 170 shares at an average of $2,100.00, traded Nov 26, 2025, filed Dec 1, 2025.

Warning score
18
Value
$357k
170 shares
Holdings after
61,698
-0% from before
From 52-week low
+25%
low $1,660.14, close $2,082.35
From 52-week high
-0%
high $2,091.91, as of Nov 26, 2025

Score components

  • Role
    Director
    +15
  • Trade size
    $357k at market
    +15
  • Share of holdings sold
    Sold 0.3% of holdings
    0
  • Cluster
    2 insiders selling within 14 days
    +8
  • 10b5-1 plan
    Pre-scheduled under a 10b5-1 plan
    -20

What happened after comparable sells

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 +3.7%, 3m +0.3%, 6m -13.7%.

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.

MKLOct 9, 2026 · close 1,761
Since filing Dec 1, 2025: -15.1%SPY +15.6% · excess -30.7%

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 0001184575-25-000007, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Nov 26, 2025SOpen-market sale
Common Stock10b5-1
-70$2,100.00$147k61,798Dec 1, 2025
Nov 28, 2025SOpen-market sale
Common Stock10b5-1
-100$2,100.00$210k61,698Dec 1, 2025

Related signals

Other insiders at MARKEL GROUP INC. and this insider’s other filings.

ScoreCompanyInsiderValueHoldingsFiled
31Weak
MKLsell
MARKEL GROUP INC.
Greta J Harris
director
$140k
76 shares
-11%
53Moderate
MKLbuy 2
MARKEL GROUP INC.
Diane Leopold
director
$269k
150 shares
+7%
47Moderate
MKLbuy 2
MARKEL GROUP INC.
A. Lynne Puckett
director
$102k
57 shares
+4%
37Weak
MKLsell
MARKEL GROUP INC.
Simon Wilson
EVP and CEO, Markel Insurance
$208k
100 shares
-4%
20Weak
MKLsell10b5-1
MARKEL GROUP INC.
Steven A Markel
director
$2.8M
1,330 shares
-2%
44Moderate
MKLsell 2
MARKEL GROUP INC.
Simon Wilson
CEO, Markel Insurance
$155k
75 shares
-4%
31Weak
MKLsell
MARKEL GROUP INC.
Meade P. Grandis
CAO and Controller
$149k
75 shares
-21%
39Weak
MKLsell 2
MARKEL GROUP INC.
Greta J Harris
director
$168k
90 shares
-12%
21Weak
MKLbuy
MARKEL GROUP INC.
Lawrence A Cunningham
director
$46k
25 shares
+3%
45Moderate
MKLsell 2
MARKEL GROUP INC.
Meade P. Grandis
CAO and Controller
$765k
400 shares
-9%

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.

Steven A Markel sold $357k of MKL | InsiderTell