Oppenheimer: We're Upgrading Ctrip.com On Secular Growth 'Pillars' By: Benzinga via Benzinga May 14, 2015 at 12:46 PM EDT In a report published Thursday, Oppenheimer analysts upgraded the rating on Ctrip.com International, Ltd (NASDAQ: CTRP) from Perform to ... Read More >> Related Stocks: Ctrip.com Intl Ltd