Question 1

How many shares of BRK/B does GATEWAY INVESTMENT ADVISERS LLC own?

Accepted Answer

As of 2026-Q1, GATEWAY INVESTMENT ADVISERS LLC holds 348,558 shares of BRK/B (BERKSHIRE HATHAWAY INC DEL).

Question 2

What is GATEWAY INVESTMENT ADVISERS LLC's BRK/B position worth?

Accepted Answer

As of 2026-Q1, GATEWAY INVESTMENT ADVISERS LLC's BRK/B position is worth $167M.

Question 3

Is GATEWAY INVESTMENT ADVISERS LLC buying or selling BRK/B?

Accepted Answer

In 2026-Q1, GATEWAY INVESTMENT ADVISERS LLC decreased their BRK/B position (-15.7% change in shares).

Question 4

When did GATEWAY INVESTMENT ADVISERS LLC first buy BRK/B?

Accepted Answer

Based on available 13F filings, GATEWAY INVESTMENT ADVISERS LLC first reported a position in BRK/B in 2026-Q1. They have held the position across 29 quarters.