Stockholders' Equity

9 Months Ended

Sep. 30, 2016

Equity [Abstract]

Stockholders' Equity

7. STOCKHOLDERS’ EQUITY

Common Stock

As of September 30, 2016, the Company had reserved 3,067,034 shares of common stock for issuance upon the exercise of outstanding common stock options and the vesting of restricted stock units. Also, 2,125,676 shares of the Company’s common stock were reserved for future grants of stock options (or other similar equity instruments) under the Rubicon Technology, Inc. 2016 Stock Incentive Plan (the “2016 Plan”) as of September 30, 2016.

Warrants

For the three and nine months ended September 30, 2016, the Company had no common stock warrants outstanding.