After pricing its IPO at the high end of the $25-$27 range, HomeAway (AWAY) gained 49% on its first day of trading to close at $40.21. This strong performance made it the year's 5th best first-day performer, behind fellow internet companies Qihoo 360 (QIHU; +134%), LinkedIn (LNKD; +109%) and Yandex (YNDX; +55%) as well as car sharing firm Zipcar (ZIP; +56%).