Shares of Priceline.com are moving lower again today on heavier than average volume. The stock has lost 0.78% to $191.36. Over the last month, PCLN has been a tremendous short, as the stock has fallen 22.71%. On the day, 1.89 million shares have traded hands compared to a daily average of 1.46 million. PCLN currently trades at a P/E of 18.37. Priceline.com Incorporated (

) is an online travel company, which offers a range of travel services, including hotel rooms, car rentals, airline tickets, vacation packages, cruises and destination services.