Revenue during the quarter surged 39.97 percent to $74.57 million from $53.27 million in the previous year period. Gross margin for the quarter contracted 106 basis points over the previous year period to 40.16 percent. Total expenses were 87.70 percent of quarterly revenues, up from 85.35 percent for the same period last year. That has resulted in a contraction of 235 basis points in operating margin to 12.30 percent.

Operating income for the quarter was $9.17 million, compared with $7.80 million in the previous year period.

However, the adjusted EBITDA for the quarter stood at $15.15 million compared with $12 million in the prior year period. At the same time, adjusted EBITDA margin contracted 220 basis points in the quarter to 20.32 percent from 22.52 percent in the last year period.

Randy Garutti, chief executive officer of Shake Shack, stated "Shake Shack's Q3 performance demonstrates the continued strength and opportunity of our brand. We delivered another quarter of solid results, with 40% growth in total revenue and a 28.8% Shack-level operating profit margin. We also hit some important milestones this quarter, including our 100th worldwide Shack opening and our first $1 million sales day in our domestic company-operated Shacks."

For financial year 2016, Shake Shack Inc. projects revenue to be in the range of $264 million to $265 million.

For financial year 2017, Shake Shack Inc. projects revenue to be in the range of $348 million to $352 million.