Inflation data’s outsize impact on stocks is fading after becoming a marquee event for markets in 2022

U.S. inflation reports are no longer eliciting the outsize swings in U.S. stocks that investors witnessed during 2022. One longtime stock-market strategist and trader offered an explanation in an interview with MarketWatch.

After more than a decade of near-irrelevance, monthly reports on consumer-price inflation emerged as marquee events for markets last year, surpassing even the monthly nonfarm payrolls number released by the Department of Labor in terms of their impact.

The…