Form 4 Tracker
THERMO FISHER SCIENTIFIC INC.
TMO

65 insider filings · Latest: Sep 26, 2026

Common Stock Transactions
Txn DateAcceptedInsiderTypeSharesAvg PriceValueShares OwnedFiling
Oct 31, 2024Oct 31 8:19 PMCASPER MARC N
Proposed Sale
10,000$549.20$5.5M—

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Oct 30, 2024Oct 30 8:15 PMCASPER MARC N
Proposed Sale
10,000$551.83$5.5M—

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Oct 29, 2024Oct 29 8:17 PMCASPER MARC N
Proposed Sale
10,000$550.62$5.5M—

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Oct 28, 2024Oct 28 8:31 PMCASPER MARC N
Proposed Sale
10,000$554.29$5.5M—

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Oct 25, 2024Oct 25 4:02 PMPettiti Gianluca
Proposed Sale
300$560.16$168.0K—

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Oct 25, 2024Oct 25 3:32 PMBoxer Michael A
Proposed Sale
2,000$560.16$1.1M—

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Sep 4, 2024Sep 4 1:50 PMCASPER MARC N
Proposed Sale
10,000$605.66$6.1M—

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Sep 3, 2024Sep 3 2:42 PMCASPER MARC N
Proposed Sale
10,000$611.47$6.1M—

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Stock Options & Derivatives
Txn DateAcceptedInsiderTypeSharesExercise PriceShares OwnedFiling
Sep 26, 2026Sep 29 8:14 PMDion J WeislerDirector
Grant/Award
55.56—2,846.55(D)

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Sep 26, 2026Sep 29 8:13 PMScott M SperlingDirector
Grant/Award
62.96—17,737.6(D)

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Sep 26, 2026Sep 29 8:13 PMKaren S LynchDirector
Grant/Award
46.3—398.7(D)

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Sep 26, 2026Sep 29 8:13 PMAlexandra R. KeithDirector
Grant/Award
46.3—1,377.65(D)

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Sep 26, 2026Sep 29 8:13 PMJennifer M JohnsonDirector
Grant/Award
46.3—768.52(D)

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Aug 31, 2026Sep 1 8:10 PMGianluca PettitiPresident & COO
Option Exercise
3,733$309.637,467(D)

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Aug 24, 2026Aug 26 8:01 PMMarc N CasperDirector, Chairman & CEO
Option Exercise
275$309.630(D)

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Aug 21, 2026Aug 24 8:02 PMMarc N CasperDirector, Chairman & CEO
Option Exercise
10,000$309.63275(D)

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Aug 20, 2026Aug 24 8:02 PMMarc N CasperDirector, Chairman & CEO
Option Exercise
10,000$309.6310,275(D)

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Aug 19, 2026Aug 20 8:02 PMLisa P. BrittSr. VP and Chief HR Officer
Option Exercise
11,440$418.320(D)

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Aug 11, 2026Aug 13 8:01 PMMichael D ShaferExecutive Vice President
Option Exercise
25,500$418.320(D)

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Aug 7, 2026Aug 10 8:09 PMJoseph R. HolmesVP & Chief Accounting Officer
Option Exercise
420$309.63140(D)

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Aug 7, 2026Aug 10 8:09 PMMarc N CasperDirector, Chairman & CEO
Option Exercise
275$309.6320,275(D)

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Aug 6, 2026Aug 7 9:32 PMLisa P. BrittSr. VP and Chief HR Officer
Option Exercise
5,850$309.630(D)

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Aug 6, 2026Aug 7 9:26 PMMarc N CasperDirector, Chairman & CEO
Option Exercise
10,000$309.6320,550(D)

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Aug 5, 2026Aug 7 9:26 PMMarc N CasperDirector, Chairman & CEO
Option Exercise
10,000$309.6330,550(D)

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Jun 27, 2026Jun 30 9:23 PMScott M SperlingDirector
Grant/Award
82.84—17,674.64(D)

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Jun 27, 2026Jun 30 9:20 PMAlexandra R. KeithDirector
Grant/Award
60.91—1,331.35(D)

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Jun 27, 2026Jun 30 9:19 PMDion J WeislerDirector
Grant/Award
73.1—2,790.99(D)

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Jun 27, 2026Jun 30 9:17 PMKaren S LynchDirector
Grant/Award
60.91—352.4(D)

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