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Berkshire Hathaway shares owned by Aigen Investment Management

Quarter-by-quarter ownership of Berkshire Hathaway (BRK.B) shares owned by Aigen Investment Management from 13F filings

Historical chart of Aigen Investment Management investment in Berkshire Hathaway

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All positions including Berkshire Hathaway held by Aigen Investment Management consolidated in one spreadsheet with up to 7 years of data

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Quarterly reported holdings in Berkshire Hathaway by Aigen Investment Management

Quarter filed Position value Share count Share price at filing
2025-09-30 $843k 1.7k 502.74
2025-06-30 $2.5M 5.2k 485.77
2024-06-30 $531k 1.3k 406.80
2023-12-31 $261k 733 356.66
2021-12-31 $11M 37k 295.20
2021-03-31 $5.8M 23k 255.45
2020-06-30 $5.8M 33k 178.52