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sellNotable cluster of 4

Maria Martinez sold $328k of MCK

director at MCKESSON CORP. 349 shares at an average of $939.87, traded Feb 19, 2026, filed Feb 23, 2026.

Warning score
65
Value
$328k
349 shares
Holdings after
301
-54% from before
From 52-week low
+57%
low $593.41, close $934.33
From 52-week high
-3%
high $959.44, as of Feb 19, 2026

Score components

  • Role
    Director
    +15
  • Trade size
    $328k at market
    +15
  • Share of holdings sold
    Sold 54% of holdings
    +20
  • Cluster
    4 insiders selling within 14 days
    +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.

This signal so far: 1m -7.2%, 3m -19.2%, 6m -7.8%.

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.

MCKOct 13, 2026 · close 961.88
Since filing Feb 23, 2026: +1.6%SPY +14.9% · excess -13.3%

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 0000927653-26-000030, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Feb 19, 2026SOpen-market sale
Common Stock
-349$939.87$328k301Feb 23, 2026

Related signals

Other insiders at MCKESSON CORP and this insider’s other filings.

ScoreCompanyInsiderValueHoldingsFiled
10Weak
MCKsell10b5-1
MCKESSON CORP
Napoleon B Rutledge JR
SVP, Controller & CAO
$99k
111 shares
-18%
48Moderate
MCKsell
MCKESSON CORP
Bradley E Lerman
director
$269k
301 shares
-100%
50Moderate
MCKsell10b5-1
MCKESSON CORP
Brian S. Tyler
Chief Executive Officer
$6.7M
8,463 shares
-59%
48Moderate
MCKsell 210b5-1
MCKESSON CORP
Brian S. Tyler
Chief Executive Officer
$6.6M
8,463 shares
-37%
50Moderate
MCKsell 510b5-1
MCKESSON CORP
Brian S. Tyler
Chief Executive Officer
$3.8M
4,929 shares
-18%
25Weak
MCKsell 510b5-1
MCKESSON CORP
Napoleon B Rutledge JR
SVP, Controller & CAO
$102k
133 shares
-17%
39Weak
MCKsell 510b5-1
MCKESSON CORP
Thomas L Rodgers
EVP, Chief Strategy & BDO
$604k
822 shares
-27%
45Moderate
MCKsell 510b5-1
MCKESSON CORP
LeAnn B Smith
EVP & Chief HR Officer
$1.3M
1,810 shares
-27%
55Moderate
MCKsell 510b5-1
MCKESSON CORP
Michele Lau
EVP and Chief Legal Officer
$2.7M
3,550 shares
-52%
30Weak
MCKsell 510b5-1
MCKESSON CORP
Thomas L Rodgers
EVP, Chief Strategy & BDO
$1.8M
2,388 shares
-44%

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.

Maria Martinez sold $328k of MCK | InsiderTell