A sense of déjà vu overwhelmed Wall Street this week, as Donald Trump’s election win gave the stock market a jolt similar to what happened after his victory eight years ago. Small caps soared, banks leaped and the S&P 500 Index had its best Election Day in history and strongest week in 12 months.

“I think we’re in a bull market that’ll last through the end of the end of the decade.” Exuberance has flooded all corners of Wall Street. The S&P 500 hit its 50th record this year amid a weekly gain of 4.7%. The VIX Index, a measure of volatility ...

U.S. stocks are ticking higher ahead of the Federal Reserve’s announcement coming later in the afternoon about what it will do with interest rates.

JPMorgan Chase fell 4.3%, a day after banks decisively led the market on expectations that a stronger economy and lighter regulation would mean fatter profits. It and Goldman Sachs were the biggest reasons for the Dow’s slight loss.

U.S. stocks closed broadly higher Monday as gains by some Big Tech companies helped offset a skid in oil-and-gas stocks after the price of crude had its biggest drop in more than a year. The main measure of the U.