For the first time since 2023, the Oracle of Omaha is using the confidential tag to build a stake in a company without ...

Form 13F filings offer windows into the investing process of the best investors in the world. These forms are quarterly check-ins on the portfolios of investors like Warren Buffett and Berkshire ...

Form 13F must be filed by institutional investment managers that use the U.S. mail service for business and have assets under management totaling $100 million or more. This form, which is designed ...

Besides long positions, funds are required to report their put and call options, American Depositary Receipts (ADRs), and convertible notes in each quarter's 13F form. This leaves a number of ...