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Marc N Casper, Chairman & CEO at Thermo Fisher Scientific, sold TMO on Aug 7, 2026

Data as of Oct 16

▼ SELL$134K228 shares at $587.64Marc N Casper Chairman & CEOTMO Thermo Fisher Scientific Inc.
Watch TMO
Traded
Aug 7, 2026
Disclosed
Aug 10, 2026
Filed
3 days after the trade

Form 4s are due within two business days.

Official filing (SEC Form 4) ↗

The price around the disclosure

Marc N Casper, Chairman & CEO at Thermo Fisher Scientific, sold TMO on Aug 7, 2026TRADEDDISCLOSED
TMOSimilar stocks (XLV — its sector index fund), rebased to TMO's price on the disclosure day
TMO since disclosure
+15.1%
after the sale
Similar stocks (XLV) since disclosure
+4.9%
XLV — its sector index fund

Change in closing price from Aug 10, 2026 (the first trading day on or after disclosure) to Oct 16, 2026. Dividends excluded. Not a return anyone earned.

Our take

None of our tested rules fired on this trade.

Other trades in the same filing

  1. ▼ SELLMarc N Casper Chairman & CEOTMO Thermo Fisher Scientific Inc.$4.2Kdisclosed Aug 10 · filed 3 days after the trade
  2. ▼ SELLMarc N Casper Chairman & CEOTMO Thermo Fisher Scientific Inc.$65.6Kdisclosed Aug 10 · filed 3 days after the trade
  3. ▼ SELLMarc N Casper Chairman & CEOTMO Thermo Fisher Scientific Inc.$54.3Kdisclosed Aug 10 · filed 3 days after the trade
  4. ▼ SELLMarc N Casper Chairman & CEOTMO Thermo Fisher Scientific Inc.$605Kdisclosed Aug 10 · filed 3 days after the trade
  5. ▼ SELLMarc N Casper Chairman & CEOTMO Thermo Fisher Scientific Inc.$2.3Kdisclosed Aug 10 · filed 3 days after the trade
  6. ▼ SELLMarc N Casper Chairman & CEOTMO Thermo Fisher Scientific Inc.$1.2Kdisclosed Aug 10 · filed 3 days after the trade
  7. ▼ SELLMarc N Casper Chairman & CEOTMO Thermo Fisher Scientific Inc.$3.5Kdisclosed Aug 10 · filed 3 days after the trade
  8. ▼ SELLMarc N Casper Chairman & CEOTMO Thermo Fisher Scientific Inc.$1.7Kdisclosed Aug 10 · filed 3 days after the trade
  9. ▼ SELLMarc N Casper Chairman & CEOTMO Thermo Fisher Scientific Inc.$65.7Kdisclosed Aug 10 · filed 3 days after the trade
  10. ▼ SELLMarc N Casper Chairman & CEOTMO Thermo Fisher Scientific Inc.$176Kdisclosed Aug 10 · filed 3 days after the trade
  11. ▼ SELLMarc N Casper Chairman & CEOTMO Thermo Fisher Scientific Inc.$7.1Kdisclosed Aug 10 · filed 3 days after the trade
  12. ▼ SELLMarc N Casper Chairman & CEOTMO Thermo Fisher Scientific Inc.$10.5Kdisclosed Aug 10 · filed 3 days after the trade
  13. ▼ SELLMarc N Casper Chairman & CEOTMO Thermo Fisher Scientific Inc.$1.2Kdisclosed Aug 10 · filed 3 days after the trade
  14. ▼ SELLMarc N Casper Chairman & CEOTMO Thermo Fisher Scientific Inc.$310Kdisclosed Aug 10 · filed 3 days after the trade
  15. ▼ SELLMarc N Casper Chairman & CEOTMO Thermo Fisher Scientific Inc.$554Kdisclosed Aug 10 · filed 3 days after the trade

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