Berkshire Hathaway shares owned by Mainsail Asset Management
Quarter-by-quarter ownership of Berkshire Hathaway (BRK.B) shares owned by Mainsail Asset Management
from 13F filings
Historical chart of Mainsail Asset Management investment in Berkshire Hathaway
Tip: Access up to 7 years of quarterly data
All positions including Berkshire Hathaway held by Mainsail Asset Management consolidated in one spreadsheet with up to 7 years of data
Download as csv
Download as Excel
Quarterly reported holdings in Berkshire Hathaway by Mainsail Asset Management
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2025-09-30 | $811k | 1.6k | 502.74 |
| 2025-06-30 | $776k | 1.6k | 485.77 |
| 2025-03-31 | $787k | 1.5k | 532.58 |
| 2024-12-31 | $618k | 1.4k | 453.28 |
| 2024-09-30 | $628k | 1.4k | 460.26 |
| 2024-06-30 | $555k | 1.4k | 406.80 |
| 2024-03-31 | $574k | 1.4k | 420.52 |
| 2023-12-31 | $487k | 1.4k | 356.66 |