U.S. stock indexes rose to more records Wednesday after tech companies talked up how much of a boost they’re getting from the artificial-intelligence boom. The S&P 500 climbed 0.6% to add to what’s set to be one of its best years of the millennium.

U.S. stocks keep rolling higher, and indexes rose Wednesday after tech companies talked up how much artificial intelligence is boosting their results.

Asian shares mostly rose Tuesday, after technology stocks pulled Wall Street to another record finish. The S&P 500 rose 0.2% Monday from the previous session's all-time high to post a record for the 54th time this year.