In the fourth quarter, Krispy Kreme saw revenue of $404 million, down 10.4% from the prior-year quarter, while adjusted non-GAAP (generally accepted accounting principles) earnings per share sank 89% to $0.01. Both figures missed analyst expectations.

A cyberattack during its critical holiday season and the sale of Insomnia Cookies weighed on Krispy Kreme’s (NASDAQ:DNUT) fourth quarter results, which came in less than expectations and drove shares down by double digits in Tuesday’s premarket trading.

Continued expansion with McDonald's and a record Valentine's Day couldn't offset investor worries about disappointing sales results and a