2013ÔÇÖs best performing IPOs (so far)

1. Aratana Therapeutics Inc (PETX)

Gain: 200%
Offer price: $6
Recent close: $18.02
Offer Date: 26-June-2013
www.aratana.com

Aratana Therapeutics, Inc., a development-stage biopharmaceutical company, focuses on the licensing, development, and commercialization of prescription medicines for pets in the United States and Europe. It develops AT-001, a prostaglandin E receptor 4 antagonist to treat the pain and inflammation associated with osteoarthritis in dogs, as well as for the management of pain in cats; AT-002, a potent and selective ghrelin agonist for the stimulation of appetite in cats and dogs; and AT-003, a bupivacaine liposome injectable suspension to manage post-operative pain in cats and dogs following surgery. The company was founded in 2010 and is headquartered in Kansas City, Kansas.