STOCKHOLDERS' EQUITY

12 Months Ended

Dec. 31, 2014

Stockholders' Equity Note [Abstract]

STOCKHOLDERS' EQUITY

Stockholders' Equity

Common Stock

As of December 31, 2014, the following shares were reserved for future issuance:

	December 31,
	2014
Common stock options outstanding and available for future grant	1,891,107
Warrants to purchase common stock	2,465,713
Employee Stock Purchase Plan	300,000
	4,656,820

Warrants

As of December 31, 2014 the following warrants for common stock were issued and outstanding:

Issue date	Expiration date	Exercise price (Denominated in US Dollars)		Number of warrants outstanding
April 4, 2011	April 4, 2016	$	6.74	1,397,921
November 21, 2012	November 21, 2017	$	7.86	1,067,792
				2,465,713

On April 4, 2011 and November 21, 2012 the Company's wholly owned subsidiary, MethylGene, completed private placement financing transactions which resulted in the issuance of common stock warrants. The April 4, 2011 common stock warrants were issued with an exercise price of CND$7.46 and the November 21, 2012 common stock warrants were issued with an exercise price of CND$8.70. During the last half of 2014, the Company amended all of these outstanding warrant agreements to allow for the warrants to be denominated in U.S. Dollars.

During the year ended December 31, 2014, warrants for 73,964 shares of the Company's common stock were exercised via cashless exercises and the Company issued a total of 43,526 shares of common stock.