Chewy Inc.’s stock rose 4.9% early Tuesday after the online pet-product retailer blew past earnings estimates for the fourth quarter, buoyed by strong customer growth.

Key Takeaways Chewy's quarterly earnings and revenue exceeded forecasts as the online pet supplies retailer grew its customer base.The company noted that sales to customers who had Chewy products shipped automatically was up 21%.

Chewy beat top- and bottom-line expectations for the quarter, posting a 17% gain in revenue and EPS up 56% from a year ago. The company’s number of active customers grew from a year ago, reversing a recent trend toward stagnation.