Check out the companies making headlines after the bell Monday:
Shake Shack shares spiked 8 percent after the fast casual chain topped Wall Street's top and bottom line estimates. Revenue increased 75 percent from the year-earlier period, while same restaurant sales rose 12.9 percent. The company also announced a secondary offering of 4 million shares of common stock.
Shares of Kraft Heinz fell more than 2 percent after the packaged food giant posted its first quarterly results since a July merger was completed. The Kraft segment saw diluted quarterly earnings of 92 cents per share on $4.52 billion in revenue. Sales in the Heinz division dropped 4.1 percent, hit by exchange rates.
Take-Two Interactive reported a mixed quarter after it missed Street's earnings estimates but beat on revenue. The video game maker's stock slipped more than 3 percent.
Live Nation shares rose more than 3 percent in light trading after posting quarterly revenue of $1.77 billion, ahead of analysts' estimates.
Google Class A shares bounced up over 4 percent after the company announced a new corporate structure plan that creates a new company. Alphabet, the new company, will claim Google as a subsidiary and will become the publicly traded entity.
Rackspace popped nearly 5 percent as the Web hosting company posted a roughly 11 percent climb in quarterly revenue. It also announced a $1 billion stock buyback.
Shares of Norwegian Cruise Lines slid more than 1 percent after the company announced a secondary public offering of 20 million shares of common stock.