Historical shareholding details of Wayne Hummer Asset Mgmt Company holdings in Berkshire Hathaway Inc. - Ordinary Shares - Class B (BRK.B)

Monthly changes of Wayne Hummer Asset Mgmt Company 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
Mar 31, 2025	Wayne Hummer Asset Mgmt Company	278,517	0.01%

Dec 31, 2024	Wayne Hummer Asset Mgmt Company	277,167	0.01%

Sep 30, 2024	Wayne Hummer Asset Mgmt Company	283,958	0.01%

Jun 30, 2024	Wayne Hummer Asset Mgmt Company	295,715	0.01%

Mar 31, 2024	Wayne Hummer Asset Mgmt Company	318,959	0.01%

Dec 31, 2023	Wayne Hummer Asset Mgmt Company	324,241	0.02%

Sep 30, 2023	Wayne Hummer Asset Mgmt Company	342,963	23.75%

Jun 30, 2023	Wayne Hummer Asset Mgmt Company	293,940	0.01%

Mar 31, 2023	Wayne Hummer Asset Mgmt Company	326,248	0.02%

Dec 31, 2022	Wayne Hummer Asset Mgmt Company	206,359	0.01%