Stock research
BRK-B — BERKSHIRE HATHAWAY INC DEL
BRK-B is reported by 30 tracked managers with $19.3B in visible reported value. This page connects ownership breadth, filing activity, and price context.
Stock research evidence
The latest visible filing snapshot is 2026 Q2. Values come from reported manager holdings; prices and 52-week context come from the latest available market quote.
- Tracked holders
- 30
- Reported value
- $19.3B
- Ownership breadth
- Not available
- Current price
- $515
Top reported managers
These managers have the largest visible reported positions in BRK-B. Portfolio weight is measured within each manager's latest visible filing.
- Bill & Melinda Gates21.4% of reported portfolio · $7.4B · Reduce · Filed Aug 14, 2026
- Duan Yongping24.2% of reported portfolio · $4.6B · Add · Filed Aug 14, 2026
- Cliff Asness0.4% of reported portfolio · $1.2B · Filed Aug 14, 2026
- John Overdeck / David Siegel0.9% of reported portfolio · $1.1B · Add · Filed Aug 14, 2026
- David Shaw0.6% of reported portfolio · $961.0M · Add · Filed Aug 14, 2026
Continue the research
Review the manager roster, compare this company with the most widely held stocks, or browse transparent screens built from the same filing-backed data.