Thermo Fisher (TMO)

=== SEC Form 4 — Statement of Changes in Beneficial Ownership === Document Type: 4 Period of Report: 2026-08-28 10b5-1 Pre-arranged Plan: No --- Issuer --- Name: THERMO FISHER SCIENTIFIC INC. (TMO) CIK: 0000097745 --- Reporting Owner --- Name: Shafer Michael D CIK: 0002020619 Role: Officer (Executive Vice President) --- Non-Derivative Transactions --- [Transaction #1] Security: Common Stock Date: 2026-08-28 | Code: F (Payment of exercise/tax) Shares: -162.457 | Price: $622.18 Total Value: $101,077.50 Shares Owned After: 20,831.5766 | Ownership: D (Direct) [Transaction #2] Security: Common Stock Date: 2026-08-28 | Code: F (Payment of exercise/tax) Shares: -210.806 | Price: $622.18 Total Value: $131,159.28 Shares Owned After: 20,620.7706 | Ownership: D (Direct) [Transaction #3] Security: Common Stock Date: 2026-08-28 | Code: F (Payment of exercise/tax) Shares: -189.533 | Price: $622.18 Total Value: $117,923.64 Shares Owned After: 20,431.2376 | Ownership: D (Direct) [Transaction #4] Security: Common Stock Date: 2026-08-28 | Code: F (Payment of exercise/tax) Shares: -227.245 | Price: $622.18 Total Value: $141,387.29 Shares Owned After: 20,203.9926 | Ownership: D (Direct) --- Signature --- /s/ /s/ Melodie T. Morin, Attorney-in-Fact for Michael D. Shafer (2026-09-01)