Company: BRK-A
Filing Date: 2025-11-18
Form Type: 424B5
Source: 0001193125-25-286108
Chunk: 42

Company: BERKSHIRE HATHAWAY INC
Filing Date: 2025-11-18
Form: 424B5
Chunk 42
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 we have agreed to sell to each underwriter and each underwriter named below has severally agreed to purchase from us the principal amount of the notes that appears opposite its name in the table below.

|                             |     | Principal amount 
 of 1.510% Senior 
 Note due 2028    |                 |     | Principal amount 
 of 1.826% Senior 
 Note due 2030    |                |     | Principal amount 
 of 2.422% Senior 
 Note due 2035    |                |     | Principal amount 
 of 2.810% Senior 
 Note due 2040    |               |
| Mizuho Securities USA LLC   |     | ¥                |  68,030,000,000 |     | ¥                | 29,310,000,000 |     | ¥                | 14,360,000,000 |     | ¥                | 3,850,000,000 |
| Merrill Lynch International |     | ¥                |  55,670,000,000 |     | ¥                | 23,990,000,000 |     | ¥                | 11,740,000,000 |     | ¥                | 3,150,000,000 |
| Total                       |     | ¥                | 123,700,000,000 |     | ¥                | 53,300,000,000 |     | ¥                | 26,100,000,000 |     | ¥                | 7,000,000,000 |

The underwriters have agreed to purchase all of the notes if any of them are purchased. The underwriting agreement provides that the obligations of the underwriters to purchase the notes included in this offering are subject to, among other customary conditions, the delivery of certain legal opinions by their counsel. The underwriting agreement also provides that if an underwriter defaults, the purchase commitments of non-defaultingunderwriters may also be increased or the offering may be terminated. The underwriters initially propose to offer the notes to the public at the public offering price that appears on the cover page of this prospectus supplement. The underwriters may offer the notes to selected dealers at the public offering price minus a concession of up to (i) 0.05% of the principal amount of the 1.510% Senior Notes due 2028; (ii) 0.10% of the principal amount of the 1.826% Senior Notes due 2030; (iii