Thermo Fisher Scientific Files 8-K on Senior Notes

TL;DR

TMO filed an 8-K detailing its various senior notes due up to 2039, showing its debt structure.

AI Summary

Thermo Fisher Scientific Inc. filed an 8-K on September 2, 2025, reporting on various senior notes due between 2026 and 2039. The filing indicates these notes, with interest rates ranging from 0.500% to 3.650%, were outstanding as of September 1, 2025. This filing primarily serves to update the company's financial disclosures regarding its debt.

Why It Matters

This filing provides transparency into Thermo Fisher Scientific's debt structure, detailing various senior notes and their associated interest rates, which is crucial for investors assessing the company's financial health and leverage.

Risk Assessment

Risk Level: low — The filing is a routine disclosure of existing debt instruments and does not indicate any new or unusual financial risks.

Key Numbers

• 0.500% — Senior Notes Interest Rate (Lowest interest rate on senior notes due 2028)
• 3.650% — Senior Notes Interest Rate (Highest interest rate on senior notes due 2034)
• 2026-2039 — Senior Notes Maturity Dates (Range of maturity dates for the reported senior notes)

Key Players & Entities

• THERMO FISHER SCIENTIFIC INC. (company) — Filer
• 0000097745 (company) — Central Index Key
• 042209186 (company) — EIN
• 7816221000 (company) — Business Phone
• 20250901 (date) — Period of Report
• 20250902 (date) — Filing Date

FAQ

Key Financial Figures

• $1.00 — ange on which registered Common Stock, $1.00 par value TMO New York Stock Exchange

Filing Documents

• tmo-20250901.htm (8-K) — 42KB
• pressrelease.htm (EX-99.1) — 22KB
• image_0a.jpg (GRAPHIC) — 36KB
• 0000097745-25-000111.txt ( ) — 346KB
• tmo-20250901.xsd (EX-101.SCH) — 5KB
• tmo-20250901_def.xml (EX-101.DEF) — 21KB
• tmo-20250901_lab.xml (EX-101.LAB) — 41KB
• tmo-20250901_pre.xml (EX-101.PRE) — 22KB
• tmo-20250901_htm.xml (XML) — 12KB

01 Other Events

Item 8.01 Other Events. On September 2, 2025, Thermo Fisher Scientific Inc. ("Thermo Fisher") issued a press release announcing the completion of its acquisition of Solventum Corporation's purification and filtration business. A copy of the press release is attached hereto as Exhibit 99.1 and is incorporated herein by reference.

01 Financial Statements and Exhibits

Item 9.01 Financial Statements and Exhibits. (d) Exhibits 99.1 Press Release of Thermo Fisher Scientific Inc., dated September 2, 2025. 104 Cover Page Interactive Data File (embedded within the Inline XBRL document) 2

SIGNATURES

SIGNATURES Pursuant to the requirements of the Securities Exchange Act of 1934, the Registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized. THERMO FISHER SCIENTIFIC INC. Date: September 2, 2025 By: /s/ Thomas B. Shropshire Thomas B. Shropshire Senior Vice President and General Counsel 3

View Full Filing

View this 8-K filing on SEC EDGAR