WB [WEIBO] 6-K: FORM 6-K 2016 Weibo Corporation 7/F, Shuohuang Development

[FORM 6-K 2016 Weibo Corporation 7/F, Shuohuang Development Plaza Form 20-F x o o o Weibo Announces an Investment in Yixia Weibo Corporation (Nasdaq: WB) (“Weibo”) has completed a $120 million investment in Yixia Tech Co Ltd., 2 WEIBO CORPORATION]

WB [WEIBO] 6-K: (Original Filing)

[WEIBO CORPORATION NOTICE OF ANNUAL GENERAL MEETING OF SHAREHOLDERS To Be Held on November 3, 2016 Company AGM On Thursday, November 3, 2016, Weibo Corporation, a Cayman Islands company (the “ Record Date Only shareholders registered in the Company’s register of members at the close of business on October 3, 2016 (the “ “RESOLVED, · · · In addition, the] [WEIBO CORPORATION ( (NASDAQ Ticker: WB) PROXY CARD FOR ANNUAL GENERAL MEETING (OR ANY ADJOURNMENT THEREOF) TO BE HELD 42ND FLOOR, EDINBURGH TOWER, THE LANDMARK, 15 QUEEN’S ROAD, CENTRAL, HONG KONG ON NOVEMBER 3, 2016 AT 2:00 P.M. (HONG KONG TIME) I/We, Please Print Name(s) of Please Print Address(es) (Note 1) (Note 1) (Note 2) as my/our proxy to attend] [EX-99.3 4 a16-19119_1ex99d3.htm EX-99.3] [FORM 6-K 2016 Weibo Corporation 7/F, Shuohuang Development Plaza Form 20-F x o o o WEIBO CORPORATION]

WB [WEIBO] SC 13D: Joint Filing Agreement Remainder of this page has

[Joint Filing Agreement Remainder of this page has been left intentionally blank [ Ali WB Investment Holding Limited Timothy A. Steinert Director Alibaba Investment Limited] [STRICTLY CONFIDENTIAL EXECUTION VERSION SHARE PURCHASE AGREEMENT Agreement Purchaser Schedule A Selling Shareholders Selling Shareholder THIS SHARE PURCHASE AGREEMENT (this “ RECITALS WHEREAS NOW, THEREFORE ARTICLE I Section 1.1 Definitions ADSs “ Affiliate “ Agreement “ Bankruptcy and Equity Exception “ Business Day “ Class A Shares “ Closing “ Closing Date “ Company “ 1 Contract “ Control Controlled] []

WB [WEIBO] SC 13D: (Original Filing)

[Joint Filing Agreement Remainder of this page has been left intentionally blank [ Ali WB Investment Holding Limited Timothy A. Steinert Director Alibaba Investment Limited] [STRICTLY CONFIDENTIAL EXECUTION VERSION SHARE PURCHASE AGREEMENT Agreement Purchaser Schedule A Selling Shareholders Selling Shareholder THIS SHARE PURCHASE AGREEMENT (this “ RECITALS WHEREAS NOW, THEREFORE ARTICLE I Section 1.1 Definitions ADSs “ Affiliate “ Agreement “ Bankruptcy and Equity Exception “ Business Day “ Class A Shares “ Closing “ Closing Date “ Company “ 1 Contract “ Control Controlled] []

WB [WEIBO] 6-K: (Original Filing)

[Weibo Reports Second Quarter 2016 Financial Results BEIJING, China, August 8, 2016–Weibo Corporation (“Weibo” or the “Company”) (NASDAQ: WB), a leading social media in China, today announced its unaudited financial results for the second quarter ended June 30, 2016. Second Quarter 2016 Highlights · · · · · · · “Weibo is benefiting from the strong adoption of social marketing] [FORM 6-K August 2016 Weibo Corporation 7/F, Shuohuang Development Plaza Form 20-F x o o o TABLE OF CONTENTS Press Release regarding Results of Operations and Financial Condition for the Second Quarter 2]

WB [WEIBO] 6-K: Weibo Reports Second Quarter 2016 Financial Results BEIJING,

[Weibo Reports Second Quarter 2016 Financial Results BEIJING, China, August 8, 2016–Weibo Corporation (“Weibo” or the “Company”) (NASDAQ: WB), a leading social media in China, today announced its unaudited financial results for the second quarter ended June 30, 2016. Second Quarter 2016 Highlights · · · · · · · “Weibo is benefiting from the strong adoption of social marketing] [FORM 6-K August 2016 Weibo Corporation 7/F, Shuohuang Development Plaza Form 20-F x o o o TABLE OF CONTENTS Press Release regarding Results of Operations and Financial Condition for the Second Quarter 2]

WB [WEIBO] 6-K: (Original Filing)

[Weibo Reports First Quarter 2016 Financial Results BEIJING, China, May 11, 2016—Weibo Corporation (“Weibo” or the “Company”) (NASDAQ: WB), a leading social media in China, today announced its unaudited financial results for the first quarter ended March 31, 2016. First Quarter 2016 Highlights · · · · · · · “Weibo had a strong first quarter with key accounts and] [FORM 6-K May 2016 Weibo Corporation 7/F, Shuohuang Development Plaza Form 20-F x o o o TABLE OF CONTENT Press Release regarding Results of Operations and Financial Condition for the First Quarter 2 SIGNATUR]

WB [WEIBO] 6-K: Weibo Reports First Quarter 2016 Financial Results BEIJING,

[Weibo Reports First Quarter 2016 Financial Results BEIJING, China, May 11, 2016—Weibo Corporation (“Weibo” or the “Company”) (NASDAQ: WB), a leading social media in China, today announced its unaudited financial results for the first quarter ended March 31, 2016. First Quarter 2016 Highlights · · · · · · · “Weibo had a strong first quarter with key accounts and] [FORM 6-K May 2016 Weibo Corporation 7/F, Shuohuang Development Plaza Form 20-F x o o o TABLE OF CONTENT Press Release regarding Results of Operations and Financial Condition for the First Quarter 2 SIGNATUR]

WB [WEIBO] 20-F: FORM 20-F (Mark One) o OR x OR

[FORM 20-F (Mark One) o OR x OR o OR o Date of event requiring this shell company report . . . . . . . . . . . . . . . . . . . For the transition period from to WEIBO CORPORATION Cayman Islands (Jurisdiction of incorporation or organization) 7/F, Shuohuang Development Plaza, No. 6 Caihefang] [Execution Version SERIES A-16 PREFERRED SHARE PURCHASE AGREEMENT Agreement THIS SERIES A-16 PREFERRED SHARE PURCHASE AGREEMENT (this “ 1. Company 2. Weibo Investor 3. Party Parties Each of the parties listed above is referred to herein individually as a “ RECITALS A. B. C. WITNESSETH NOW, THEREFORE, in consideration of the foregoing recitals, the mutual promises hereinafter set forth, and] [List of Major Subsidiaries and Variable Interest Entities Subsidiary Jurisdiction of Organization Weibo Hong Kong Limited (formerly known as T.CN Hong Kong Limited) Hong Kong Weibo Internet Technology (China) Co. Ltd. PRC Beijing Weimeng Technology Co. Ltd. PRC Beijing Weibo Interactive Internet Technology Co., Ltd. PRC EX-8.1 3 a15-25021_1ex8d1.htm EX-8.1] [I, Gaofei Wang, certify that: 1. 2. 3. 4. a. b. c. d. 5. a. b. Gaofei Wang Chief Executive Officer EX-12.1 4 a15-25021_1ex12d1.htm EX-12.1] [I, Herman Yu, certify that: 1. 2. 3. 4. a. b. c. d. 5. a. b. Herman Yu Chief Financial Officer EX-12.2 5 a15-25021_1ex12d2.htm EX-12.2] [(1) (2) April 28, 2016 Gaofei Wang Chief Executive Officer EX-13.1 6 a15-25021_1ex13d1.htm EX-13.1] [(1) (2) April 28, 2016 Herman Yu Chief Financial Officer EX-13.2 7 a15-25021_1ex13d2.htm EX-13.2] [[Maples and Calder Letterhead] Weibo Corporation 7/F, Shuohuang Development Plaza No. 6 Caihefang Road, Haidian District Beijing 100080 People’s Republic of China 28 Dear Sirs, Weibo Corporation We hereby consent to the reference to our firm under the headings “Item 10.B. Additional Information—Memorandum and Articles of Association” and “Item 10.E. Additional Information—Taxation—Cayman Islands Taxation” in the Annual Report, and we] [[TransAsia Lawyers Letterhead] Weibo Corporation 7/F, Shuohuang Development Plaza No. 6 Caihefang Road, Haidian District Beijing 100080 People’s Republic of China April 28, 2016 Yours faithfully, For and on behalf of TransAsia Lawyers EX-15.2 9 a15-25021_1ex15d2.htm EX-15.2] [CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM We hereby consent to the incorporation by reference in the Registration Statement on Form S-8 (No. 333-199022) of Weibo Corporation of our report dated April 28, 2016, relating to the consolidated financial statements, which appears in this Form 20-F. PricewaterhouseCoopers Zhong Tian LLP Beijing, the People’s Republic of China April 28, 2016 EX-15.3]

WB [WEIBO] 6-K: (Original Filing)

[Weibo Reports Fourth Quarter and Fiscal Year 2015 Financial Results BEIJING, China, March 2, 2016—Weibo Corporation (“Weibo” or the “Company”) (NASDAQ: WB), a leading social media in China, today announced its unaudited financial results for the fourth quarter and fiscal year ended December 31, 2015. Fourth Quarter 2015 Highlights · · · · · · · Fiscal Year 2015 Highlights]

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