1、UNITED STATES SECURITIES AND EXCHANGE COMMISSIONWashington,D.C.20549FORM 10-K Annual Report Pursuant to Section 13 or 15(d)of the Securities Exchange Act of 1934 for the fiscal year ended December 31,2025 or Transition Report Pursuant to Section 13 or 15(d)of the Securities Exchange Act of 1934Commi
2、ssion file number 1-8002THERMO FISHER SCIENTIFIC INC.(Exact name of Registrant as specified in its charter)Delaware04-2209186(State of incorporation)(I.R.S.Employer Identification No.)168 Third AvenueWaltham,Massachusetts 02451(Address of principal executive offices)(Zip Code)Registrants telephone n
3、umber,including area code:(781)622-1000Securities registered pursuant to Section 12(b)of the Act:Title of each classTrading Symbol(s)Name of each exchange on which registeredCommon Stock,$1.00 par valueTMONew York Stock Exchange1.450%Notes due 2027TMO 27New York Stock Exchange1.750%Notes due 2027TMO
4、 27BNew York Stock ExchangeFloating Rate Notes due 2027TMO 27DNew York Stock Exchange0.500%Notes due 2028TMO 28ANew York Stock Exchange1.375%Notes due 2028TMO 28New York Stock Exchange1.950%Notes due 2029TMO 29New York Stock Exchange0.875%Notes due 2031TMO 31New York Stock Exchange2.375%Notes due 20
5、32TMO 32New York Stock Exchange3.650%Notes due 2034TMO 34New York Stock Exchange3.628%Notes due 2035TMO 35ANew York Stock Exchange2.875%Notes due 2037TMO 37New York Stock Exchange1.500%Notes due 2039TMO 39New York Stock Exchange1.875%Notes due 2049TMO 49New York Stock ExchangeSecurities registered p
6、ursuant to Section 12(g)of the Act:NoneIndicate by check mark if the registrant is a well-known seasoned issuer,as defined in Rule 405 of the Securities Act.Yes No Indicate by check mark if the registrant is not required to file reports pursuant to Section 13 or 15(d)of the Act.Yes No Indicate by ch