Main Street Research LLC quarter change: USA Other Stocks, Unchanged
In shares no fund filing gives a ticker for, so this site has no page for them (listed in the US), from the quarter ended 2026-03-31 to 2026-06-30, Main Street Research LLC opened 0 positions, added to 0, reduced 0, sold out of 0 and left 1 unchanged. The largest increase in value was BERKSHIRE HATHAWAY INC DEL (+$153,550); the largest decrease was BERKSHIRE HATHAWAY INC DEL (+$153,550).
- BERKSHIRE HATHAWAY INC DEL: Country of operation United States; Class CL A; Shares 2026-03-31 5; Shares 2026-06-30 5.
Two Form 13F-HR filings compared (SEC CIK 1513211): 2026-03-31 (filed 2026-04-30) and 2026-06-30 (filed 2026-07-29). Rows for the same security, class and put/call are added together. Value change is the filed value at each quarter end, so it includes the price move; share change is the position change.
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