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Sean Goodrich sold $4.0M of BRUN

director at Boost Run Inc.. 198,200 shares at an average of $20.15, traded Aug 27, 2026, filed Aug 28, 2026.

Warning score
25
Value
$4.0M
198,200 shares
Holdings after
4,937,921
-4% from before
From 52-week low
+101%
low $10.26, close $20.61
From 52-week high
-47%
high $39.20, as of Aug 27, 2026

Score components

  • Role
    Director
    +15
  • Trade size
    $4.0M at market
    +25
  • Share of holdings sold
    Sold 3.9% of holdings
    0
  • Cluster
    No other insider selling within 14 days
    0
  • Exercise and sell
    Shares came from an option exercise in the same filing
    -15

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.

BRUNOct 12, 2026 · close 11.79
Since filing Aug 28, 2026: -30.9%SPY +1.4% · excess -32.2%

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 0001493152-26-040610, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Aug 19, 2026MOption exercise
Class A Common Stockindirect: By Goodrich ILMJS LLC
+1,101,986$11.50$13M5,136,121Aug 28, 2026
Aug 27, 2026SOpen-market sale
Class A Common Stockindirect: By Goodrich ILJMS LLC
-198,200$20.15$4.0M4,937,921Aug 28, 2026
Aug 19, 2026MOption exercise
Warrantsderivativeindirect: By Goodrich ILMJS LLC
-1,101,986$0.00$00Aug 28, 2026

Related signals

Other insiders at Boost Run Inc. and this insider’s other filings.

ScoreCompanyInsiderValueHoldingsFiled
45Moderate
BRUNsell
Boost Run Inc.
Sean Goodrich
director
$7.0M
500,000 shares
-10%

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.

Sean Goodrich sold $4.0M of BRUN | InsiderTell