Historical Filings

Portfolio History

Track Berkshire Hathaway's reported 13F filing periods and, as verified historical data becomes available, compare changes in reported holdings over time.

Historical change data is currently limited. The website currently has six individually verified holdings for the June 30, 2026 reporting period. Earlier SEC filings are identified below, but no holding-by-holding historical changes are displayed unless the underlying values have been verified.

Filing Timeline

Known Berkshire Hathaway 13F reporting periods currently tracked by this website.

Q2

June 30, 2026

Filed August 14, 2026
Current dataset
Form 13F-HR
Reported entries 89
Reported value $299.25B
Q1

March 31, 2026

Filed May 15, 2026
Form 13F-HR
Historical filing Available
Detailed comparison Not loaded
Q4

December 31, 2025

Filed February 17, 2026
Form 13F-HR
Historical filing Available
Detailed comparison Not loaded

Holding Changes

Buy, sell, increase, decrease, and new-position tracking.

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Historical comparison data not loaded yet

A reliable change table requires verified holding quantities and reported values from multiple filing periods. This page does not estimate or infer changes from incomplete data.

View Current Portfolio View SEC Filings

Current Verified Holdings

These holdings belong to the June 30, 2026 dataset currently loaded into the website.