Berkshire Hathaway
Concentrated long-term public equity holdings disclosed through quarterly Form 13F filings.
Subscribe
Quarterly public filings
Browse latest disclosed 13F portfolios, filing dates, holdings counts, and research return marks. These are not real-time holdings.
Concentrated long-term public equity holdings disclosed through quarterly Form 13F filings.
Concentrated public equity portfolio disclosed through quarterly Form 13F filings.
Large institutional manager whose reported 13F holdings can be used as market research context.
Family office portfolio disclosed through quarterly Form 13F filings.
Compact public equity portfolio disclosed through quarterly Form 13F filings.
This page is for informational research and decision support only. It is not personalized financial advice and does not say that any user should buy or sell a security. 13F investor data reflects last disclosed public filings and may be delayed, incomplete, amended, or no longer current. Strategy returns are historical model output or live tracking only when explicitly marked live. Review benchmark, time period, rebalancing frequency, data assumptions, fees, slippage, drawdown, and survivorship-bias handling before relying on any performance comparison.