Week InReview: February 4, 2022

Big Tech stocks may have to work harder to keep Wall Street invested.
Illustration: Patrick Edell for Bloomberg Businessweek
IN A SINGLE two-and-a-half-hour stretch on Jan. 25, Microsoft Corp. stock erased $156 billion of its shareholders' money, then rebounded, recovering all of its losses and adding $74 billion. In one sense this was just another lurch in the markets' wild ride in 2022, as investors adjust adjust to recovering economies and the prospect of rising interest rates. But it also points to a new environment in which the most valuable U.S. tech companies are going to have to work harder to justify their trillion-dollar or near-trillion-dollar valuations.

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