Stocklore

13F Tracker

Cross-analyzing quarterly portfolio changes across 52 focused institutions

A quarterly filing where large investment institutions disclose what they bought and sold to the US Securities and Exchange Commission (SEC).

Marks next to a tickerNo markCommon stock — shares bought and heldPut option (PUT)The right to sell at a set price — its value rises when the stock fallsCall option (CALL)The right to buy at a set price — its value rises when the stock rises

※ A 13F reports only what an institution bought and holds, so short selling — borrowing shares to sell them — does not appear here.

How to look it up on SEC EDGAR →
Checking reference quarter
B
Berkshire Hathaway
Warren Buffett
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Berkshire Hathaway holdings
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Weight by holding

By 13F reported value · stocks and options — options are reported at the value of the underlying shares, so they can look larger than the money actually put in

Not an investment adviser and not personalized investment advice; not a discretionary management service. No trade recommendations, no target prices, no execution or brokerage. We do not recommend or guarantee any purchase, sale, or returns. Investment decisions and their outcomes are your own.

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