Lisa P. Britt - 07 Nov 2025 Form 4 Insider Report for THERMO FISHER SCIENTIFIC INC. (TMO)

Role
Sr. VP and Chief HR Officer
Signature
/s/ Melodie T. Morin, Attorney-in-Fact for Lisa P. Britt
Issuer symbol
TMO
Transactions as of
07 Nov 2025
Net transactions value
-$3,692,285
Form type
4
Filing time
10 Nov 2025, 16:51:38 UTC
Previous filing
02 Sep 2025
Next filing
14 Nov 2025
SEC
View on sec.gov

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
Britt Lisa P. Sr. VP and Chief HR Officer 168 THIRD AVENUE, WALTHAM /s/ Melodie T. Morin, Attorney-in-Fact for Lisa P. Britt 10 Nov 2025 0001676320

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction TMO Common Stock Sale $999,946 -1,750 -11% $571.40 14,145 07 Nov 2025 Direct
transaction TMO Common Stock Options Exercise $2,152,565 +8,475 +60% $253.99 22,620 07 Nov 2025 Direct
transaction TMO Common Stock Sale $4,844,904 -8,475 -37% $571.67 14,145 07 Nov 2025 Direct

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Underlying Class Amount Exercise Price Ownership Footnotes
transaction TMO Stock Option (Right to Buy) Options Exercise $0 -8,475 -100% $0.000000 0 07 Nov 2025 Common Stock 8,475 $253.99 Direct F1
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 The option vested in four equal installments on February 26, 2020, 2021, 2022, and 2023.