Juan Ramon Alaix, chief executive officer of Zoetis Inc., stands for a photograph in New York, U.S., on Friday, Feb. 1, 2013. Zoetis Inc., the animal-health company owned by Pfizer Inc., surged as much as 22 percent in its debut after raising $2.24 billion in its initial public offering, pricing the shares above the proposed price range. Photographer: Scott Eells/Bloomberg via Getty Images