Company: BRK-A
Filing Date: 2025-11-18
Form Type: 424B5
Source: 0001193125-25-286108
Chunk: 55

Company: BERKSHIRE HATHAWAY INC
Filing Date: 2025-11-18
Form: 424B5
Chunk 55
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 statement on Form S-3 with the SEC under the
Securities Act relating to the securities offered by this prospectus. This prospectus is a part of the registration statement and does not contain all of the information set forth in the registration statement. Some information has been omitted in
accordance with the rules and regulations of the SEC. For further information, please refer to the registration statement and the exhibits and schedules filed with it.

1

Incorporation of Certain Information by Reference In this document we “incorporate by reference” the information that we file with the SEC, which means that we can disclose important information to you by referring you to another document. The information incorporated by reference is considered to be a part of this prospectus from the date we file that document, and later information filed with the SEC will automatically update and supersede this information. We incorporate by reference the documents listed below and any future filings we make with the SEC under Sections 13(a), 13(c), 14 or 15(d) of the Exchange Act (in each case, excluding any information furnished to, rather than filed with, the SEC, including, but not limited to, information furnished under Items 2.02 or 7.01 of Form 8-Kand any corresponding information furnished with respect to such Items under Item 9.01 or as an exhibit) prior to the termination of any offering of securities made by this prospectus:

We will provide to each person, including any beneficial owner, to whom a copy of this prospectus is delivered, upon written or oral request and at no cost to such person, a copy of any or all of the information that has been incorporated by reference in this prospectus but not delivered with this prospectus. You may request a copy of such information by writing or telephoning us at: Berkshire Hathaway Inc. 3555 Farnam Street Omaha, Nebraska 68131 Attn: Corporate Secretary Tel: (402) 346-1400 2

Berkshire Hathaway Inc.

We are incorporated in Delaware, and we have our corporate headquarters in Omaha, Nebraska. We are a holding company owning subsidiaries that
engage in numerous diverse business activities. The most important of these are insurance businesses conducted on both a primary basis and a reinsurance basis, a freight rail transportation business and a group of utility and energy generation and
distribution businesses. Berkshire also owns and operates numerous other businesses engaged in a variety of manufacturing, services, retailing and other activities.

Included in