Form 4 Tracker
THERMO FISHER SCIENTIFIC INC.
TMO

49 insider filings · Latest: Aug 11, 2026

Common Stock Transactions
Txn DateAcceptedInsiderTypeSharesAvg PriceValueShares OwnedFiling
Aug 11, 2026Aug 13 8:01 PMMichael D ShaferExecutive Vice President
Sale
25,500$600.00$15.3M20,994.034(D)

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Aug 11, 2026Aug 11 4:22 PMShafer Michael D
Proposed Sale
25,500$600.00$15.3M

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Aug 7, 2026Aug 10 8:09 PMJoseph R. HolmesVP & Chief Accounting Officer
Sale
420$584.81$245.6K2,966.356(D)

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Aug 7, 2026Aug 10 8:09 PMMarc N CasperDirector, Chairman & CEO
Sale
4,883$586.12$2.9M0(I)

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Aug 6, 2026Aug 7 9:32 PMLisa P. BrittSr. VP and Chief HR Officer
Sale
5,850$580.00$3.4M14,784.148(D)

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Aug 6, 2026Aug 7 9:26 PMMarc N CasperDirector, Chairman & CEO
Sale
15,000$574.46$8.6M4,608(I)

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Aug 5, 2026Aug 7 9:26 PMMarc N CasperDirector, Chairman & CEO
Sale
15,000$575.23$8.6M9,608(I)

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Aug 7, 2026Aug 7 7:59 PMHolmes Joseph R.
Proposed Sale
420$584.81$245.6K

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Aug 7, 2026Aug 7 4:48 PMCASPER MARC N
Proposed Sale
4,883$578.00$2.8M

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Aug 6, 2026Aug 6 8:53 PMBritt Lisa P.
Proposed Sale
5,850$580.00$3.4M

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Aug 6, 2026Aug 6 6:43 PMCASPER MARC N
Proposed Sale
15,000$576.80$8.7M

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Aug 5, 2026Aug 5 4:07 PMCASPER MARC N
Proposed Sale
15,000$567.93$8.5M

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Jul 27, 2026Jul 28 8:24 PMGianluca PettitiPresident & COO
Sale
400$565.00$226.0K24,650.832(D)

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Jul 27, 2026Jul 28 3:57 PMPettiti Gianluca
Proposed Sale
400$565.00$226.0K

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Jul 27, 2026Jul 27 2:04 PMPettiti Gianluca
Proposed Sale
400$565.00$226.0K

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May 29, 2026May 29 4:14 PMLagarde Michel
Proposed Sale
45,940$488.67$22.4M

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May 27, 2026May 27 3:41 PMLowery Frederick M.
Proposed Sale
14,300$452.14$6.5M

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Apr 27, 2026Apr 29 8:38 PMGianluca PettitiPresident & COO
Sale
400$462.66$185.1K25,050.832(D)

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Apr 27, 2026Apr 27 1:58 PMPettiti Gianluca
Proposed Sale
400$462.66$185.1K

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Mar 11, 2026Mar 12 8:23 PMMichael D ShaferExecutive Vice President
Sale
1,607$499.40$802.5K20,949.955(D)

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Stock Options & Derivatives
Txn DateAcceptedInsiderTypeSharesExercise PriceShares OwnedFiling
Feb 25, 2026Feb 27 10:01 PMThomas B Shropshire Jr.SVP and General Counsel
Grant/Award
4,281$513.684,281(D)

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Feb 25, 2026Feb 27 9:58 PMMichael D ShaferExecutive Vice President
Grant/Award
13,698$513.6813,698(D)

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Feb 25, 2026Feb 27 9:56 PMJoseph R. HolmesVP & Chief Accounting Officer
Grant/Award
985$513.68985(D)

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Feb 25, 2026Feb 27 9:53 PMGianluca PettitiExecutive Vice President
Grant/Award
16,270$513.6816,270(D)

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Feb 25, 2026Feb 27 9:50 PMMarc N CasperDirector, Chairman & CEO
Grant/Award
32,109$513.6832,109(D)

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