Tech stocks power the market rally, S&P 500 nears high, Nvidia shareholder meeting preview

Welcome to Yahoo Finance's flagship show, the morning brief. I'm Brad Smith. Let's get to the three things that you need to know today.First up, US stock futures. Little change today as the S&P 500 trades just within points of its all-time high. Meanwhile, tech stocks are leading the charge as the Nasdaq 100 closes out at a fresh record.But the higher stocks go, the louder the concern that multiples are starting to look frothy becomes. The S&P 500 is currently trading at 22 times expected profits in the nex ...