1、2011 Annual ReportandNotice of 2012 Annual Meeting andProxy Statement2011 Annual Report on Form 10-KUNITED STATESSECURITIES AND EXCHANGE COMMISSIONWashington,D.C.20549Form 10-KANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d)OF THE SECURITIES EXCHANGEACT OF 1934For the fiscal year ended December 31,2011
2、ORTRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d)OF THE SECURITIESEXCHANGE ACT OF 1934For the transition period fromtoCommission file number:001-35362TRIPADVISOR,INC.(Exact name of registrant as specified in its charter)Delaware80-0743202(State or other jurisdiction ofincorporation or organization
3、)(I.R.S.EmployerIdentification No.)141 Needham StreetNewton,MA 02464(Address of principal executive office)(Zip Code)Registrants telephone number,including area code:(617)670-6300Securities registered pursuant to Section 12(b)of the Act:Title of each class:Name of each exchange on which registered:C
4、ommon Stock,$0.001 par valueThe NASDAQ Stock Market LLCSecurities registered pursuant to Section 12(g)of the Act:NoneIndicate by check mark if the registrant is a well-known seasoned issuer,as defined in Rule 405 of the Securities Act.Yes No Indicate by check mark if the registrant is not required t
5、o file reports pursuant to Section 13 or Section 15(d)of theAct.Yes No Indicate by check mark whether the registrant(1)has filed all reports required to be filed by Section 13 or 15(d)of theSecurities Exchange Act of 1934 during the preceding 12 months(or for such shorter period that the registrant
6、was required tofile such reports),and(2)has been subject to such filing requirements for the past 90 days.Yes No Indicate by check mark whether the registrant has submitted electronically and posted on its corporate Web site,if any,every Interactive Data File required to be submitted and posted purs