AI stocks have been the bread and butter for investors of late, fattening the portfolios of high school teachers and massive hedge funds alike. But there are signs that the mania over generative artificial intelligence is moderating, especially on Wall Street. The bellwether S&P 500 RavenPack AI Sentiment Index is only up 6% so far this year, well behind the S&P 500 Index, which is humming along at a 14.2% clip in 2025. That recent performance seems out of line for the AI sector. Since ChatGPT was rolled ...