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v3.8.0.1

Consolidated Statements of Operations - USD ($) | 12 Months Ended
--- | ---
Dec. 31, 2017 | Dec. 31, 2016
Operating expenses: |  |
Research and development | $ 5,088,621 | $ 7,252,241
General and administrative | 6,191,845 | 11,094,146
Depreciation | 67,981 | 25,342
Loss from operations | 11,348,447 | 18,371,729
Interest expense, net | 48,006 | 29,686
Change in fair value of warrant liability (Note 14) | (22,072,322) |
Warrant related expenses (Note 10) | 10,225,846 |
Other financing expenses | 2,870,226 |
Loss from operations before income tax benefit | (2,420,203) | (18,401,415)
Income tax benefit | (1,055,685) | (364,796)
Net loss | (1,364,518) | (18,036,619)
Accretion of Series A cumulative preferred dividends | (1,252,394) |
Net loss attributable to common stockholders | $ (2,616,912) | $ (18,036,619)
Per share information: |  |
Net loss per share of common stock, basic (in dollars per share) | $ (0.21) | $ (1.76)
Net loss per share of common stock, diluted (in dollars per share) | $ (1.94) | $ (1.76)
Weighted average shares outstanding, basic (in shares) | 12,447,641 | 10,232,791
Weighted average shares outstanding, diluted (in shares) | 12,755,316 | 10,232,791

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