1、UNITED STATES SECURITIES AND EXCHANGE COMMISSIONWashington,D.C.20549FORM 10-Q(Mark One)QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d)OF THE SECURITIESEXCHANGE ACT OF 1934For the quarterly period ended September 30,2025ORTRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d)OF THE SECURITIESEXCHANGE ACT

2、 OF 1934For the transition period from toCommission file number 001-14905BERKSHIRE HATHAWAY INC.(Exact name of Registrant as specified in its charter)Delaware47-0813844(State or other jurisdiction of incorporation or organization)(I.R.S.Employer Identification Number)3555 Farnam Street,Omaha,Nebrask

3、a 68131(Address of principal executive office)(Zip Code)(402)346-1400(Registrants telephone number,including area code)(Former name,former address and former fiscal year,if changed since last report)Securities registered pursuant to Section 12(b)of the Act:Title of each class Trading Symbols Name of

4、 each exchange on which registered Class A Common StockClass B Common Stock1.125%Senior Notes due 20272.150%Senior Notes due 20281.500%Senior Notes due 20302.000%Senior Notes due 20341.625%Senior Notes due 20352.375%Senior Notes due 20390.500%Senior Notes due 20412.625%Senior Notes due 2059BRK.ABRK.

5、BBRK27BRK28BRK30BRK34BRK35BRK39BRK41BRK59New York Stock ExchangeNew York Stock ExchangeNew York Stock ExchangeNew York Stock ExchangeNew York Stock ExchangeNew York Stock ExchangeNew York Stock ExchangeNew York Stock ExchangeNew York Stock ExchangeNew York Stock ExchangeIndicate by check mark whethe

6、r the Registrant(1)has filed all reports required to be filed by Section 13 or 15(d)of theSecurities Exchange Act of 1934 during the preceding 12 months(or for such shorter period that the Registrant was required to filesuch reports),and(2)has been subject to such filing requirements for the past 90