As a result, Krispy Kreme's short interest had increased to 14.2% of shares outstanding, but a higher 26.4% of its publicly traded float, as of June 30. That's a high-enough short interest, especially in a lower-float stock, to cause a big move on a surge of unexpected buying. And it appears meme stock traders happened to target Krispy Kreme today.

Krispy Kreme announced on Tuesday, July 15 the company would be offering customers a deal in celebration of its 88th birthday on July 18.

The latest meme-stock frenzy shows that “market psychology and crowd behavior can sometimes matter more than the numbers,” says Capital.com analyst Daniela Sabin Hathorn

The U.S. and Japan struck a trade deal that will see tariffs on Japanese cars cut to 15%. Japanese [auto stocks surged](

JAB Holding Co., the investment firm behind Krispy Kreme Inc., signed a lease at a new 1,002-foot-tall tower on Manhattan’s Fifth Avenue.

FREE KRISPY KREME: National Drive-Thru Day takes place on July 24. Celebrate with a free glazed doughnut from Krispy Kreme.

OpenDoor and other heavily shorted stocks are soaring, flashing signs of market froth amid speculation-fueled rallies.