Common Stock

9 Months Ended

Sep. 30, 2017

Stockholders Equity Note [Abstract]

Common Stock

9.Common Stock

We were authorized to issue 300,000,000 shares of common stock with a par value of $0.0001 per share as of September 30, 2017 and December 31, 2016. Each share of common stock is entitled to one vote. The holders of common stock are also entitled to receive dividends out of funds legally available therefore, when and if declared by the board of directors, subject to the approval and priority rights of holders of all classes of preferred stock outstanding.

As of September 30, 2017 and December 31, 2016, we reserved shares of common stock for issuance as follows:

	September 30,	December 31,
	2017	2016
Options outstanding	7,896,734	9,835,992
Unvested restricted stock units outstanding	13,241,111	10,474,975
Unvested early exercised stock options	—	2,471
Shares available for grant under the 2014 Equity Incentive Plan and 2015 Inducement Plan	2,521,805	4,199,415
Shares available for purchase under the Employee Stock Purchase Plan	990,501	575,974
Total	24,650,151	25,088,827