S&P 500 marks its worst quarter since 2022 amid tariff and inflation …

Stocks whipsawed on Monday ahead of President Trump’s plan to announce more tariffs on April 2, with the market initially dipping in early trading before recovering later in the day. Even so, those gains couldn’t offset steep losses recorded earlier in the month, with the S&P 500 marking its worst quarterly performance since 2022. 

Mr. Trump has dubbed April 2 “Liberation Day” because…