SORRENTO THERAPEUTICS, INC. (NASDAQ:SRNE) Files An 8-K Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers
Item 5.02. Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers.

The information set forth below under Item 5.07 of this Current Report on Form 8-K is hereby incorporated by reference into this Item 5.02.

Item 5.07. Submission of Matters to a Vote of Security Holders.

Sorrento Therapeutics, Inc. (the “Company”) held its 2017 Annual Meeting of Stockholders on July 28, 2017 (the “Meeting”). At the Meeting, a total of 62,613,972 shares, or 81.84% of the Company’s common stock issued and outstanding as of the record date, were represented in person or by proxy.

At the Meeting, the Company’s stockholders considered three proposals, each of which is described in more detail in the Company’s definitive proxy statement filed with the Securities and Exchange Commission (the “SEC”) on June 26, 2017.

Set forth below is a brief description of each matter voted upon at the Meeting and the voting results with respect to each matter.

Proposal No. 1: To elect the following nominees as directors to serve until the Company’s 2018 Annual Meeting of Stockholders.

Proposal No. 2: To ratify the appointment of Deloitte & Touche LLP as the Company’s independent registered public accounting firm for the Company’s fiscal year endingDecember 31, 2017.

Proposal No. 3: To approve an amendment to the Company’s Amended and Restated 2009 Stock Incentive Plan (the “2009 Plan”) to (i) increase the maximum number of shares authorized for issuance under the 2009 Plan by 5,000,000 shares from 6,260,000 shares to 11,260,000 shares, (ii) increase the maximum number of shares that may be subject to awards granted under the 2009 Plan to any individual other than anon-employeedirector in any calendar year from 400,000 to 4,000,000, (iii) increase the maximum number of shares that may be subject to awards granted under the 2009 Plan to anynon-employeedirector in any calendar year from 40,000 to 250,000, and (iv) make certain administrative and other immaterial changes to the 2009 Plan that will be effective regardless of the outcome of the stockholder vote on the 2009 Plan amendment.

About SORRENTO THERAPEUTICS, INC. (NASDAQ:SRNE)

Sorrento Therapeutics, Inc. is a biopharmaceutical company. The Company is engaged in the discovery, acquisition, development and commercialization of drug therapeutics. Its primary therapeutic focus is oncology, including the treatment of chronic cancer pain. It is also developing therapeutic products for other indications, including immunology and infectious diseases. Its products in the pipeline include Chimeric Antigen Receptor-T Cell (CAR-T) programs, resiniferatoxin (RTX), and biosimilar/biobetter antibodies clinical development programs. Its pipeline also includes preclinical fully human therapeutic monoclonal antibodies (mAbs), including biosimilars/biobetters, fully human anti-PD-L1 and anti-PD-1 checkpoint inhibitors derived from its G-MAB library platform, antibody drug conjugates (ADCs), bispecific antibodies (BsAbs), as well as CAR-T and Chimeric Antigen Receptor Natural Killer (NK) cells (CAR. NK) for adoptive cellular immunotherapy.