Frederick M. Lowery - 25 Feb 2026 Form 4 Insider Report for THERMO FISHER SCIENTIFIC INC. (TMO)

Signature
/s/ Melodie T. Morin, Attorney-in-Fact for Frederick M. Lowery
Issuer symbol
TMO
Transactions as of
25 Feb 2026
Net transactions value
$0
Form type
4
Filing time
27 Feb 2026, 17:04:36 UTC
Previous filing
03 Dec 2025
Next filing
03 Mar 2026

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
Lowery Frederick M. Executive Vice President 168 THIRD AVENUE, WALTHAM /s/ Melodie T. Morin, Attorney-in-Fact for Frederick M. Lowery 27 Feb 2026 0001777440

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction TMO Common Stock Award $0 +1,638 +11% $0.000000 15,941 25 Feb 2026 Direct F1, F2
holding TMO Common Stock 1,187 25 Feb 2026 by 401K F3
holding TMO Common Stock 5 25 Feb 2026 by Limited Liability Company F4
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 Shares represent a performance-based restricted stock unit award granted on February 19, 2025. On February 25, 2026, the Compensation Committee certified achievement of the applicable performance criteria. The award vests in three equal tranches on February 28, 2026, 2027 and 2028, in accordance with the terms of the award agreement.
F2 Shares represent an adjustment to the final tranche of a performance-based restricted stock unit award granted on February 22, 2023. On February 25, 2026, the Compensation Committee certified a 15% reduction based on the Company's relative TSR performance over the three-year measurement period, resulting in 64 fewer shares than previously reported.
F3 Between December 2, 2025 and February 26, 2026, the reporting person acquired 10.854 shares of TMO common stock under the TMO 401(k) plan.
F4 The reporting person disclaims beneficial ownership of the securities reported herein as indirectly beneficially owned, except to the extent of any pecuniary interest therein.