Stock in Petco Health and Wellness Co. (under the ticker symbol, WOOF) opened to the public at $26 on Thursday, Jan. 14—44 percent above its IPO pricing, which the company set at $18. 

According to CNBC, the company’s shares traded as high as $30. It ultimately closed at $29.40

Petco's return to the public markets follows its repositioning as "The Health and Wellness Co."