Punch Card Management — BRK.A

How Punch Card Management's position in Berkshire Hathaway Inc. Class A changed quarter by quarter. Change badges compare each quarter to the fund's immediately-prior filing.

Quarter	Shares	Value	% of portfolio	Change
Q1 2026	145	$104,130,300	38.47%	—
Q4 2025	145	$109,446,000	36.38%	NEW