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sellNotable cluster of 3

Michel Lagarde sold $36M of TMO

Executive Vice President & COO at THERMO FISHER SCIENTIFIC INC.. 62,000 shares at an average of $582.68, traded Dec 2, 2025, filed Dec 4, 2025.

Warning score
65
Value
$36M
62,000 shares
Holdings after
65,480
-104% from before
From 52-week low
+49%
low $388.54, close $578.34
From 52-week high
-4%
high $602.94, as of Dec 2, 2025

Score components

  • Role
    COO
    +20
  • Trade size
    $36.1M at market
    +25
  • Share of holdings sold
    Sold 100% of holdings
    +20
  • Cluster
    3 insiders selling within 14 days
    +15
  • 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.

This signal so far: 1m +3.1%, 3m -9.7%, 6m -16.1%.

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.

TMOOct 13, 2026 · close 663.04
Since filing Dec 4, 2025: +15.7%SPY +14.9% · excess +0.8%

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 0000097745-25-000178, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Dec 2, 2025MOption exercise
Common Stock
+36,000$105.17$3.8M59,480Dec 4, 2025
Dec 2, 2025SOpen-market sale
Common Stock
-30,000$581.92$17M29,480Dec 4, 2025
Dec 3, 2025MOption exercise
Common Stock
+68,000$105.17$7.2M97,480Dec 4, 2025
Dec 3, 2025SOpen-market sale
Common Stock
-29,479$583.33$17M68,001Dec 4, 2025
Dec 3, 2025SOpen-market sale
Common Stock
-2,521$584.11$1.5M65,480Dec 4, 2025
Dec 2, 2025MOption exercise
Stock Option (Right to Buy)derivative
-36,000$0.00$086,637Dec 4, 2025
Dec 3, 2025MOption exercise
Stock Option (Right to Buy)derivative
-68,000$0.00$018,637Dec 4, 2025

Related signals

Other insiders at THERMO FISHER SCIENTIFIC INC. and this insider’s other filings.

ScoreCompanyInsiderValueHoldingsFiled
30Weak
TMOsell 310b5-1
THERMO FISHER SCIENTIFIC INC.
Gianluca Pettiti
President & COO
$2.5M
4,133 shares
-18%
16Weak
TMOsell 410b5-1
THERMO FISHER SCIENTIFIC INC.
Marc N Casper
Chairman & CEO
$172k
275 shares
-0%
35Weak
TMOsell 510b5-1
THERMO FISHER SCIENTIFIC INC.
Marc N Casper
Chairman & CEO
$13M
20,000 shares
-15%
50Moderate
TMOsell 5
THERMO FISHER SCIENTIFIC INC.
Lisa P. Britt
Sr. VP and Chief HR Officer
$7.0M
11,440 shares
-44%
40Moderate
TMOsell 410b5-1
THERMO FISHER SCIENTIFIC INC.
Michael D Shafer
Executive Vice President
$15M
25,500 shares
-79%
30Weak
TMOsell 510b5-1
THERMO FISHER SCIENTIFIC INC.
Marc N Casper
Chairman & CEO
$2.9M
4,883 shares
-4%
33Weak
TMOsell 5
THERMO FISHER SCIENTIFIC INC.
Joseph R. Holmes
VP & Chief Accounting Officer
$246k
420 shares
-12%
50Moderate
TMOsell 5
THERMO FISHER SCIENTIFIC INC.
Lisa P. Britt
Sr. VP and Chief HR Officer
$3.4M
5,850 shares
-28%
35Weak
TMOsell 510b5-1
THERMO FISHER SCIENTIFIC INC.
Marc N Casper
Chairman & CEO
$8.6M
15,000 shares
-11%
35Weak
TMOsell 510b5-1
THERMO FISHER SCIENTIFIC INC.
Marc N Casper
Chairman & CEO
$8.6M
15,000 shares
-11%

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.

Michel Lagarde sold $36M of TMO | InsiderTell