Berkshire Hathaway shares owned by Burnham & Co
Quarter-by-quarter ownership of Berkshire Hathaway (BRK.B) shares owned by Burnham & Co
from 13F filings
Historical chart of Burnham & Co investment in Berkshire Hathaway
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Quarterly reported holdings in Berkshire Hathaway by Burnham & Co
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2026-06-30 | $350k | 700 | 500.39 |