FORM OF LOCKUP AGREEMENTForm of Lockup Agreement • October 19th, 2018 • Tabibiazar Raymond • Pharmaceutical preparations • Delaware
The undersigned (the “Stockholder”) understands that: (i) Versartis Inc., a Delaware corporation (“Versartis” or “Parent”), has entered into an Agreement and Plan of Merger and Reorganization, dated as of June 3, 2018 (the “Merger Agreement”), with Aravive Biologics, Inc., a Delaware corporation (the “Company”) and Velo Merger Sub, Inc., a Delaware corporation (“Merger Sub”), pursuant to which Merger Sub will be merged with and into the Company (the “Merger”) and the separate corporate existence of Merger Sub will cease and the Company will continue as the surviving corporation; and (ii) in connection with the Merger, stockholders of the Company will receive shares of Parent Common Stock. Capitalized terms used but not otherwise defined in this letter agreement will have the meanings ascribed to such terms in the Merger Agreement. This letter agreement shall not be effective until the effective time of the Merger (the “Effective Time”).
