Company: BRK-A
Filing Date: 2025-06-23
Form Type: 11-K
Source: 0001193125-25-144508
Chunk: 15

Company: BERKSHIRE HATHAWAY INC
Filing Date: 2025-06-23
Form: 11-K
Chunk 15
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 no disclosure of cost information is required. 14

BNSF RAILWAY COMPANY NON-SALARIED EMPLOYEES 401(k) RETIREMENT PLAN SIGNATURES Pursuant to the requirements of the Securities Exchange Act of 1934, the trustees (or other persons who administer the employee benefit plan) have duly caused this annual report to be signed on its behalf by the undersigned hereunto duly authorized.

| BNSF Railway Company Non-Salaried Employees 401(k) Retirement Plan |
| By: /s/ Judy K. Carter                                             |
| Judy K. Carter                                                     |
| Senior Vice President and Chief Human Resources Officer            |

Date:June 20, 2025 15

BNSF RAILWAY COMPANY NON-SALARIED EMPLOYEES 401(k) RETIREMENT PLAN EXHIBIT INDEX

| Exhibit No. |     |                             |
| 23.1        |     | Consent of Whitley Penn LLP |

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