Historical shareholding details of NorthStar Asset Management, Inc. holdings in Berkshire Hathaway Inc. - Ordinary Shares - Class B (BRK.B)

Monthly changes of NorthStar Asset Management, Inc. shareholding in Berkshire Hathaway Inc. - Ordinary Shares - Class B over the previous months

Month	Name	Total no. shares held	Percent Holding
Month	Name	Total no. shares held	Percent Holding
Jun 30, 2025	Northstar Asset Management, Inc.	4,876	0.00%

Mar 31, 2025	Northstar Asset Management, Inc.	4,221	0.00%

Dec 31, 2024	Northstar Asset Management, Inc.	4,234	0.00%

Sep 30, 2024	Northstar Asset Management, Inc.	4,233	0.00%

Jun 30, 2024	Northstar Asset Management, Inc.	5,323	0.00%

Mar 31, 2024	Northstar Asset Management, Inc.	5,287	0.00%

Dec 31, 2023	Northstar Asset Management, Inc.	5,268	0.00%

Sep 30, 2023	Northstar Asset Management, Inc.	5,160	0.00%

Jun 30, 2023	North Star Asset Management Inc	5,185	0.00%

Mar 31, 2023	North Star Asset Management Inc	5,174	0.00%

Dec 31, 2022	North Star Asset Management Inc	5,174	0.00%