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Berkshire Hathaway shares owned by Sig Brokerage

Quarter-by-quarter ownership of Berkshire Hathaway (BRK.B) shares owned by Sig Brokerage from 13F filings

Historical chart of Sig Brokerage investment in Berkshire Hathaway

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All positions including Berkshire Hathaway held by Sig Brokerage consolidated in one spreadsheet with up to 7 years of data

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Quarterly reported holdings in Berkshire Hathaway by Sig Brokerage

Quarter filed Position value Share count Share price at filing
2025-09-30 $4.3M 8.5k 502.74