Company: BRK-A
Filing Date: 2025-06-18
Form Type: 11-K
Source: 0001193125-25-142665
Chunk: 19

Company: BERKSHIRE HATHAWAY INC
Filing Date: 2025-06-18
Form: 11-K
Chunk 19
---
 |    35,212,941 |
|     |     | Self-Directed                                   |     |                                      |     | $             |     5,275,152 |
|     |     | TOTAL ASSETS AT END OF YEAR                     |     |                                      |     | $             | 1,451,178,813 |

| * | Indicates a party-in-interest 
 to the Plan                   |

15

SIGNATURES Pursuant to the requirements of the Securities Exchange Act of 1934, the Employee Benefits Administrative Committee has duly caused this annual report to be signed on its behalf by the undersigned hereunto duly authorized.

| Date: June 17, 2025 |     | THE LUBRIZOL CORPORATION EMPLOYEES’ PROFIT SHARING AND SAVINGS PLAN 
 By:                                                                 |     | /s/ Trina Nally                                   |
|:--------------------|:----|:--------------------------------------------------------------------|:----|:--------------------------------------------------|
|                     |     |                                                                     |     | Trina Nally                                       |
|                     |     |                                                                     |     | Chair, Employee Benefits Administrative Committee |
|                     |     |                                                                     |     | Chief Human Resources Officer                     |

16

EXHIBIT INDEX

| Exhibit 
 Number  |     | Description                                              |
| 23      |     | Consent of Independent Registered Public Accounting Firm |