STATE OF WISCONSIN INVESTMENT BOARD

Holdings History for BERKSHIRE HATHAWAY INC DEL - CLASS A COMMON STOCK (BRKA)

Symbol: BRKA on NYSE
Investment type: Equity / CLASS A COMMON STOCK

Shares, Excluding Options vs Price

Value, Excluding Options

Holdings date	Weight	Change	Value $	Shares	Change	Activity %	Price	All Holders
31 Dec 2025	1%	+0.08%	$467,221,200	619	+49	+8.6%	$754800.00	Q4 2025
30 Sep 2025	0.99%	+0.21%	$429,894,000	570	+121	+27%	$754200.00	Q3 2025
30 Jun 2025	0.8%	+0.25%	$327,231,200	449	+141	+46%	$728800.00	Q2 2025
31 Mar 2025	0.64%	+0.26%	$245,920,013	308	+124		$798441.60	Q1 2025
31 Dec 2024	0.32%	+0.18%	$125,289,280	184	+100	+119%	$680920.00	Q4 2024
30 Sep 2024	0.15%	+0.15%	$58,059,120	84	+84	NEW	$691180.00	Q3 2024

* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.