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Lawrence D Kingsley sold $1.2M of IDXX

director at IDEXX LABORATORIES INC /DE. 2,203 shares at an average of $532.08, traded Sep 4, 2026, filed Sep 9, 2026.

Warning score
30
Value
$1.2M
2,203 shares
Holdings after
9,568
-19% from before
From 52-week low
-
no price yet
From 52-week high
-
no price yet

Score components

  • Role
    Director
    +15
  • Trade size
    $1.2M at market
    +25
  • Share of holdings sold
    Sold 19% of holdings
    +5
  • 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.

IDXXOct 9, 2026 · close 518.00
Since filing Sep 9, 2026: +0.6%SPY +2.4% · excess -1.8%

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 0000874716-26-000127, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Sep 4, 2026MOption exercise
Common Stock
+2,203$114.17$252k11,77133 d ago
Sep 4, 2026SOpen-market sale
Common Stock
-2,203$532.08$1.2M9,56833 d ago
Sep 4, 2026MOption exercise
Non-Qualified Stock Option (right-to-buy)derivative
-2,203--033 d ago

Related signals

Other insiders at IDEXX LABORATORIES INC /DE and this insider’s other filings.

ScoreCompanyInsiderValueHoldingsFiled
60Notable
IDXXsell 3
IDEXX LABORATORIES INC /DE
M Anne Szostak
director
$1.2M
2,306 shares
-176%
50Moderate
IDXXsell 3
IDEXX LABORATORIES INC /DE
Daniel M Junius
director
$1.4M
2,683 shares
-45%
55Moderate
IDXXsell 3
IDEXX LABORATORIES INC /DE
Sophie V. Vandebroek
director
$628k
1,279 shares
-52%
53Moderate
IDXXsell 2
IDEXX LABORATORIES INC /DE
George Fennell
Executive Vice President
$4.6M
9,986 shares
-55%
58Moderate
IDXXsell 2
IDEXX LABORATORIES INC /DE
M Anne Szostak
director
$1.4M
3,000 shares
-49%
36Weak
IDXXsell
IDEXX LABORATORIES INC /DE
Sophie V. Vandebroek
director
$145k
344 shares
-28%

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.

Lawrence D Kingsley sold $1.2M of IDXX | InsiderTell