Equity Transactions

9 Months Ended

Sep. 30, 2017

Equity Transactions [Abstract]

Equity Transactions

11.Equity Transactions

In the first quarter of 2017, there were 518 shares of our outstanding Series B Convertible Preferred converted by the holders into 1.2 million shares of our common stock.

In the second and third quarters of 2017, there were 880,788 shares of our common stock issued from the exercise of warrants and options

On May 2, 2017, we issued 5.0 million shares of our common stock in a public offering.

On July 27, 2017, we issued 1,969,697 shares of our common stock and 500,000 warrants to purchase common stock as part of an exclusive licensing agreement granted to NantCell, Inc.

As of September 30, 2017, we have reserved approximately 2.0 million of our authorized but unissued shares of common stock for future issuance pursuant to our employee stock option plans issued to employees and consultants.