Question 1

How many shares of BRK/B does FIRST MANHATTAN CO. LLC. own?

Accepted Answer

As of 2026-Q1, FIRST MANHATTAN CO. LLC. holds 1.8M shares of BRK/B (BERKSHIRE HATHAWAY INC DEL).

Question 2

What is FIRST MANHATTAN CO. LLC.'s BRK/B position worth?

Accepted Answer

As of 2026-Q1, FIRST MANHATTAN CO. LLC.'s BRK/B position is worth $864.3M.

Question 3

Is FIRST MANHATTAN CO. LLC. buying or selling BRK/B?

Accepted Answer

In 2026-Q1, FIRST MANHATTAN CO. LLC. decreased their BRK/B position (-2.8% change in shares).

Question 4

When did FIRST MANHATTAN CO. LLC. first buy BRK/B?

Accepted Answer

Based on available 13F filings, FIRST MANHATTAN CO. LLC. first reported a position in BRK/B in 2026-Q1. They have held the position across 30 quarters.