Berkshire Hathaway shares owned by Flagship Harbor Advisors
Quarter-by-quarter ownership of Berkshire Hathaway (BRK.B) shares owned by Flagship Harbor Advisors
from 13F filings
Historical chart of Flagship Harbor Advisors investment in Berkshire Hathaway
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Quarterly reported holdings in Berkshire Hathaway by Flagship Harbor Advisors
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2025-09-30 | $14M | 28k | 502.73 |
| 2025-06-30 | $14M | 29k | 485.77 |
| 2025-03-31 | $17M | 32k | 532.58 |
| 2024-12-31 | $8.5M | 19k | 453.27 |
| 2024-09-30 | $8.0M | 17k | 460.25 |
| 2024-06-30 | $7.1M | 18k | 406.79 |
| 2024-03-31 | $6.6M | 16k | 420.51 |
| 2023-12-31 | $6.0M | 17k | 356.65 |
| 2023-09-30 | $4.7M | 13k | 350.29 |
| 2023-06-30 | $4.6M | 13k | 341.00 |
| 2023-03-31 | $4.1M | 13k | 308.77 |
| 2022-12-31 | $4.1M | 13k | 308.90 |
| 2022-09-30 | $3.6M | 14k | 267.03 |
| 2022-06-30 | $3.7M | 14k | 273.04 |
| 2022-03-31 | $4.6M | 13k | 352.90 |
| 2021-12-31 | $3.6M | 12k | 299.03 |
| 2021-09-30 | $3.3M | 12k | 277.93 |
| 2021-06-30 | $3.3M | 12k | 277.93 |
| 2021-03-31 | $3.7M | 15k | 255.45 |
| 2020-12-31 | $3.3M | 14k | 231.88 |
| 2020-09-30 | $2.9M | 14k | 212.87 |
| 2020-06-30 | $2.5M | 14k | 178.46 |
| 2020-03-31 | $2.5M | 14k | 182.82 |
| 2019-12-31 | $2.6M | 11k | 226.46 |
| 2019-09-30 | $2.3M | 11k | 207.98 |
| 2019-06-30 | $2.2M | 11k | 213.10 |
| 2019-03-31 | $2.2M | 11k | 200.88 |
| 2018-12-31 | $1.9M | 9.3k | 204.11 |
| 2018-09-30 | $1.9M | 9.0k | 214.77 |
| 2018-06-30 | $1.6M | 8.8k | 186.56 |
| 2018-03-31 | $1.7M | 8.9k | 195.46 |
| 2017-12-31 | $1.7M | 8.2k | 202.39 |
| 2017-09-30 | $1.5M | 8.0k | 187.83 |
| 2017-06-30 | $1.4M | 8.1k | 170.28 |
| 2017-03-31 | $1.3M | 8.1k | 165.70 |
| 2016-12-31 | $964k | 6.0k | 159.84 |