Alphabet shares rallied nearly 6% to a record high today after Berkshire Hathaway’s new stake provided an endorsement of the ...

Spending on AI has accelerated in recent months, as Wall Street anticipates global expenditures nearing half a trillion ...

What stocks has Warren Buffett bought and sold lately? Each quarter, all fund managers with at least $100 million in assets must publicly disclose their stock holdings to the U.S.