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sellModerate cluster of 310b5-1 plan

Jeffrey L Radke sold $1.0M of ARX

Co-Founder, CEO at Accelerant Holdings. 80,000 shares at an average of $13.11, traded Jun 23, 2026, filed Jun 25, 2026.

Warning score
45
Value
$1.0M
80,000 shares
Holdings after
28,181,939
-0% from before
From 52-week low
+40%
low $9.36, close $13.13
From 52-week high
-56%
high $30.05, as of Jun 23, 2026

Score components

  • Role
    CEO
    +25
  • Trade size
    $1.0M at market
    +25
  • Share of holdings sold
    Sold 0.3% of holdings
    0
  • Cluster
    3 insiders selling within 14 days
    +15
  • 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.

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.

ARXOct 9, 2026 · close 19.80
Since filing Jun 25, 2026: +51.7%SPY +6.2% · excess +45.5%

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 0001628280-26-045640, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Jun 23, 2026SOpen-market sale
Class A Common Sharesindirect: By LLC10b5-1
-80,000$13.11$1.0M28,181,939Jun 25, 2026

Related signals

Other insiders at Accelerant Holdings and this insider’s other filings.

ScoreCompanyInsiderValueHoldingsFiled
30Weak
ARXsell 4
Accelerant Holdings
Karen Sue Meriwether
director
$11k
542 shares
-3%
26Weak
ARXsell 410b5-1
Accelerant Holdings
Nancy Hasley
General Counsel
$401k
20,489 shares
-2%
35Weak
ARXsell 510b5-1
Accelerant Holdings
Francis James ONeill
Co-Founder, Chief U/W Officer
$1.9M
152,835 shares
-2%
45Moderate
ARXsell 510b5-1
Accelerant Holdings
Jeffrey L Radke
Co-Founder, CEO
$967k
80,000 shares
-0%
45Moderate
ARXsell 410b5-1
Accelerant Holdings
Jeffrey L Radke
Co-Founder, CEO
$965k
80,000 shares
-0%
35Weak
ARXsell 310b5-1
Accelerant Holdings
Francis James ONeill
Co-Founder, Chief U/W Officer
$3.1M
215,114 shares
-3%
45Moderate
ARXsell 310b5-1
Accelerant Holdings
Jeffrey L Radke
Co-Founder, CEO
$1.4M
95,223 shares
-0%
28Weak
ARXsell 310b5-1
Accelerant Holdings
Matthew David Sternberg
COO, Risk Exchange
$257k
17,568 shares
-3%
45Moderate
ARXsell 310b5-1
Accelerant Holdings
Jeffrey L Radke
Co-Founder, CEO
$1.3M
94,777 shares
-0%
35Weak
ARXsell 310b5-1
Accelerant Holdings
Francis James ONeill
Co-Founder, Chief U/W Officer
$2.1M
165,886 shares
-2%

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.

Jeffrey L Radke sold $1.0M of ARX | InsiderTell