Adjusted earnings in the quarter were 27 cents a share, beating forecasts by 4 cents. Revenue in the period rose 31% to $152.7 million and topped forecasts of $149.5 million. Same-store sales rose 3.6%, also beating forecasts.
"More than halfway through 2019, we are pleased to report continued strong momentum into the second quarter across all areas of the business," said Shake Shack CEO Randy Garutti. "Our digital channels, including delivery, were a key contributor to these results, in conjunction with a benefit from the shift in Easter timing within the second quarter."
The restaurant chain also raised its fiscal-year revenue guidance, saying it expects revenue of between $585 million and $590 million, up from previous guidance of $576 million to $582 million.
The stock rose 2.2% to $74.95 in after-hours trading on Monday.