Quarterly report pursuant to Section 13 or 15(d)

FBR Sales Agreement

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FBR Sales Agreement
6 Months Ended
Jun. 30, 2017
Federal Board Revenue Sales Agreement [Abstract]  
Federal Board Revenue Sales Agreement Disclosure [Text Block]
9. FBR Sales Agreement
 
On August 5, 2016, the Company entered into the FBR Sales Agreement with FBR Capital Markets & Co., which enables the Company to offer and sell shares of the Company’s common stock with an aggregate sales price of up to $40.0 million from time to time through FBR Capital Markets & Co. as the Company’s sales agent. Sales of common stock under the FBR Sales Agreement are made in sales deemed to be “at-the-market” equity offerings as defined in Rule 415 promulgated under the Securities Act, as amended. FBR Capital Markets & Co. is entitled to receive a commission rate of up to 3.0% of gross sales in connection with the sale of the Company’s common stock sold on the Company’s behalf. For the three and six months ending June 30, 2017, the Company sold through the FBR Sales Agreement an aggregate of 9.8 million and 10.1 million shares of the Company’s common stock, and received net proceeds of approximately $5.6 million and $5.9 million, respectively, before deducting issuance expenses. Subsequent to quarter end, the Company has sold approximately  338,000 shares of the Company’s common stock, and received net proceeds of approximately $175,000.