Part of the success came from a new premium bacon and cheddar cheese burger.
Related: See Shake Shack stores around the country:
Shake Shack locations
Shake Shack locations
In this April 15, 2015, photo, the Shake Shack is seen in front of the New York-New York hotel and casino in Las Vegas. Whether you're coming to Las Vegas for a convention, wedding or just a vacation, casinos are just one option, along with shopping, spas, food, nightlife, festivals and various other adventures. (AP Photo/John Locher)
CHICAGO, IL - JANUARY 28: A sign hangs over the entrance of a Shake Shack restaurant on January 28, 2015 in Chicago, Illinois. The burger chain, with currently has 63 locations, is expected to go public this week with an IPO priced between $17 to $19 a share. The company will trade on the New York Stock Exchange under the ticker symbol SHAK. (Photo by Scott Olson/Getty Images)
NEW YORK, NY - AUGUST 18: People wait in line at Shake Shack on August 18, 2014 in Madison Square Park in New York City. Shake Shack is allegedly considering going public and holding an initial price offering (IPO). (Photo by Andrew Burton/Getty Images)
A logo sits on display outside the first Shake Shack burger restaurant to open in Moscow, Russia, on Tuesday, Dec. 24, 2013. The New York burger joint known for its queues will sell ShackBurgers for 235 rubles ($7.15), about 50 percent more than in New York and almost triple the price of a local Big Mac. Photographer: Andrey Rudakov/Bloomberg via Getty Images
UNITED STATES - APRIL 16: Patrons line up outside Shake Shack at Citi Field, home of the New York Mets, during a baseball game in the Flushing neighborhood of New York, U.S., on April 16, 2009. Shake Shack, one of four venues Danny Meyer runs in the outfield, offers burgers that are just one dollar more expensive ($5.75) than his Manhattan outposts. (Photo by Ryan Sutton/Bloomberg via Getty Images)
This May 21, 2014 photo shows the exterior of Shake Shack in New York's theater district. Shake Shackâs upscale fast food outpost offers burgers, hot dogs, fries and shakes courtesy of restaurateur Danny Meyer. The lines are long and seats never free, but if you pick a concrete _ dense frozen custard ice cream in a cup with a straw _ an express line can get you in and out in time for the theater curtain. (AP Photo/Mark Kennedy)
WASHINGTON, DC - MAY 31: Photos for FOOD SECTION : For June 8 First Bite review -Exterior of the busy lunch time at the Shake Shack in Washington, D.C. on May 31, 2011 (Photo by Marvin Joseph/The Washington Post via Getty Images)
A logo hangs on a sign outside Shake Shack's new burger restaurant in London, U.K., on Tuesday, July 2, 2013. Shake Shack, opening in London's Covent Garden this week, started as a hotdog cart in New York's Madison Square Park, and has outlets in six U.S. states as well as in the Middle East and Turkey. Photographer: Simon Dawson/Bloomberg via Getty Images
CHESTNUT HILL, MA - MARCH 19: Shake Shack, a burger restaurant, will open in Chestnut Hill. (Photo by Wendy Maeda/The Boston Globe via Getty Images)
NEW YORK, NY - JANUARY 30: People line up for free Shake Shack hamburgers outside of the New York Stock Exchange (NYSE) during the burger company's IPO on January 30, 2015 in New York City. Hamburger chain Shake Shack rose more than 130 percent in its trading debut on the NYSE Friday. Shares for the New York based burger chain opened at $47 and quickly climbed above $52 before dipping back to $48.77 for a 132 percent advance. (Photo by Spencer Platt/Getty Images)
NEW YORK, NY - JANUARY 30: Free Shake Shack hamburgers are given out outside of the New York Stock Exchange (NYSE) during the burger company's IPO on January 30, 2015 in New York City. Hamburger chain Shake Shack rose more than 130 percent in its trading debut on the NYSE Friday. Shares for the New York based burger chain opened at $47, and quickly climbed above $52 before dipping back to $48.77 for a 132 percent advance. (Photo by Spencer Platt/Getty Images)
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What we learned from the recent call, is that the company is coming out with more limited-time offerings, slated for the end of the first quarter of 2017.
The Barbecue Shackmeister burger will be topped with beer-marinated crispy shallots and barbecue sauce.
The Barbecue Chick'n Shack is a crispy chicken breast, topped with barbecue sauce.
The company's original Chick'n Shack, with pickle, mayo and lettuce, has become one of the chain's top three best-selling items since it was introduced in the beginning of the year.
They're also expanding breakfast offerings. It's only available at a few airport Shacks as well as the Fulton Center location in Manhattan.
In addition to coffee, juice, and sausage or bacon, egg and cheese sandwiches, execs want to include pre-made "grab-and-go" items.
They're also expanding a mobile-order-and-pay app, to cut down on wait times.