Stock Volume Spikes Amid Record ‘Triple Witching’: Markets Wrap

The last stretch of a busy week for markets saw stocks climbing while traders faced the expiration of a record pile of options that threatened to amplify price swings. Bitcoin jumped. Bonds fell.

A rally in several tech names that have been under scrutiny over their ambitious artificial-intelligence spending plans lifted equities. The back-to-back advance in the S&P 500 wiped out its loss for the week. Nvidia Corp. led gains in megacaps. Oracle Corp. surged about 6.5%.