[SINA Announces Details of Distribution of Weibo Shares SHANGHAI, China—September 12, 2016— Based on 70,881,168 ordinary shares of SINA outstanding as of the record date of September 12, 2016, SINA will distribute 7,088,116 Class A ordinary shares of Weibo (the “Weibo Shares”) to SINA shareholders on a pro rata basis, or one Weibo Share for each ten outstanding SINA ordinary] [INFORMATION STATEMENT 7,088,116 CLASS A ORDINARY SHARES OF WEIBO CORPORATION, DISTRIBUTION OF 7,088,116 CLASS A ORDINARY SHARES, PAR VALUE $0.00025 PER SHARE, OF WEIBO CORPORATION BY SINA CORPORATION We, SINA Corporation, or SINA, are sending you this information statement because we are completing our distribution of shares of Weibo Corporation, or Weibo, a majority-owned subsidiary of ours. We are distributing] [FORM 6-K September SINA Corporation 37F, Jin Mao Tower 88 Century Boulevard, Pudong Shanghai 200121, China Form 20-F x o o o TABLE OF CONTENTS]