Opening Bell At The Nasdaq During The Initial Public Offering Of Trivago

Axel Hefer, chief financial officer of Trivago GmbH, from left, Rolf Schroemgens, co-founder and chief executive officer of Trivago GmbH, Peter Vinnemeier, co-founder and managing director at Trivago GmbH, and Malte Siewert, co-founder and managing director of Marketplace at Trivago GmbH, watch as Jay Heller, initial public offering (IPO) execution officer at Nasdaq, opens trading on Trivago GmbH during the company's initial public offering (IPO) at the Nasdaq MarketSite in New York, U.S., on Friday, Dec. 16, 2016. Trivago, the German-based travel site majority-owned by Expedia Inc., climbed in its debut after the company priced its U.S. initial public offering below the marketed range. Photographer: Michael Nagle/Bloomberg via Getty Images