In February, more companies than ever said they would be buying back their shares, adding fuel to this bull market.
The tech-heavy Nasdaq couldn't hold 5,000 on Tuesday, but CNBC "Fast Money" traders saw upside in some key technology names.
The "Fast Money" traders give their final trades of the day.
Two analysts told CNBC that they saw no traces of a stock bubble and even said that the market is undervalued at the moment.
Get the best of CNBC in your inbox