US Stock Market: Berkshire steps up buybacks, boosts Alphabet stake as cash falls

Berkshire Hathaway began deploying its cash pile in Q2, buying nearly $20 billion more stocks than it sold and ending a 14-quarter selling streak. It also repurchased $4.5 billion of its own shares in Q2 and bought about $10 billion of Alphabet stock, while posting better-than-expected operating profit.