Check out the companies making headlines after the bell Wednesday:
Krispy Kreme - The doughnut chain operator reported adjusted fourth-quarter earnings of 17 cents a share, but the growth was below expectations. The stock fell some 6 percent after the announcement.
Box - The cloud-storage provider reported quarterly earnings that missed analysts' expectations on Wednesday, sending the stock down as much as 17 percent in after-hours trading.
Shake Shack - The burger chain reported fourth-quarter revenue that topped estimates and a net loss of 5 cents a share. The stock was last down about 6 percent.
Morgan Stanley - The wealth manager's shares rose more than 3 percent after it boosted its quarterly dividend and said it would repurchase up to $3.1 billion of common stock.
American Express - Shares rose nearly 2 percent after the credit card provider said it received authorization to buy back up to $6.6 billion of common stock and would raise its dividend by 12 percent.
Lumber Liquidators - The embattled flooring provider's stock jumped more 2 percent after it's founder and chairman, Tom Sullivan, said he hoped its forthcoming conference call would give the company a chance "to start to show our side of the story." The announcement follows a "60 Minutes" report said its floors violated safety standards.
CORRECTION: This version corrected that Krispy Kreme reported adjusted fourth-quarter earnings of 17 cents a share.