Kovack Advisors, Inc.'s ownership history for BRK.B

Kovack Advisors, Inc. currently holds 23.8K shares with a market value of $12.0M. It started holding BRK.B on 2024-09-30. At its peak, it held 25.4K shares on 2025-06-30. Its highest holding value was $13.3M on 2025-03-31. At its lowest, it held 23.8K shares on 2025-09-30, with a value of $11.4M on 2024-09-30. In the recent 180 days, Kovack Advisors, Inc. has decreased its shares by 1.2K. In the recent year, Kovack Advisors, Inc. has decreased its shares by 876.