Warrants |
12 Months Ended | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Dec. 31, 2016 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Warrants [Abstract] | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Warrants Disclosure [Text Block] |
7. WarrantsAt December 31, 2016 and 2015, the following warrants were outstanding:
All of the warrant agreements provide for a cashless exercise, whereby the number of warrants to be issued will be reduced by the number of shares which could be purchased from the proceeds of the exercise of the respective warrant. The outstanding warrants expire from 2017 through 2021. In February 2015, in connection with the Company’s IPO, the Company issued 34,163 and 33,838 common stock warrants to the underwriters at $7.50 and $6.00, respectively for the IPO and underwriter fees. In February 2015, the Company also issued 562,732 note warrants in connection with its IPO. In August 2015, in connection with the Company’s follow-on offering, the Company issued 1,176,470 common stock warrants to the underwriter at an exercise price of $10.62. In addition, the underwriters exercised the overallotment option to purchase 176,470 warrants at $10.62. |