Granite Harbor Advisors, Inc.'s ownership history for BRK.B

Granite Harbor Advisors, Inc. currently holds 4.7K shares with a market value of $2.4M. It started holding BRK.B on 2024-09-30. At its peak, it held 4.7K shares on 2025-09-30. Its highest holding value was $2.4M on 2025-09-30. At its lowest, it held 3.8K shares on 2024-09-30, with a value of $1.8M on 2024-09-30. In the recent 180 days, Granite Harbor Advisors, Inc. has increased its shares by 464. In the recent year, Granite Harbor Advisors, Inc. has increased its shares by 887.