‘I Was Wrong’: Omicron Wrecks CEOs’ Plans for Office Return (1)

Just as it seemed like corporate America was on a path toward normalcy, a new wave of Covid uncertainty is upending business plans from Wall Street to Silicon Valley.

Manhattan holiday parties are being canceled and banks are contending with fresh outbreaks as the omicron variant spreads. Citigroup Inc. said staffers in the New York City metropolitan area can work from home through the holidays, with hedge-fund firm Citadel issuing similar guidance. JPMorgan Chase & Co. shifted its big San Francisco health-care conference online after major biotech companies pulled out of the event.

Apple Inc. and Alphabet Inc.’s Google have ...