Kimberley Koenig

Wednesday is May 1. Should that frighten investors? The old saying, "Sell in May and go away" is not just folklore — stock market history supports it.

The major indexes retreated Tuesday morning, with the Nasdaq, Dow Jones Industrial Average and S&P 500 down modestly.

The Dow Jones lost more than 300 points in the stock market today. PayPal Broke out but faded while Tesla stock sold off after a big gain.

The Dow Jones lost more than 400 points at one point in the stock market today. Electronic products maker Hubbell's stock plunged below a key level after its earnings report.

The Dow Jones lost more than 400 points on the stock market today. This Warren Buffett stock pulled back after the earnings report.

The Dow Jones shed 570 points on the stock market today. 3M was one of only two rising stocks on the Dow. Eli Lilly was a bright spot.

Viking Holdings VIK ) debuted on the New York Stock Exchange Wednesday in the biggest U.S. initial public offering of the year so far, according to Renaissance Capital

Powell Industries POWL ) is Thursday's pick for I BD 50 Growth Stocks To Watch as shares are building a base after the electrical stock surged following its stellar earnings report.

Trade Desk TTD ) stock is biding time ahead of the company's earnings report. The digital advertising company's sales have consistently grown despite steep competition from some heavy hitters.

There are a number of IBD 50 stocks that broke out of bases and have hovered in buy zones for weeks — either taking a lot of time to move up and out, or not budging much at all.