Annual report pursuant to Section 13 and 15(d)

Consolidated Statements of Operations

v3.19.1
Consolidated Statements of Operations - USD ($)
12 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2016
Income Statement [Abstract]      
Revenue
Operating expenses:      
Research and development, net of reimbursements 17,094,778 17,719,855 17,828,287
General and administrative 6,732,544 9,190,933 9,019,194
Total operating expenses 23,827,322 26,910,788 26,847,481
Loss from operations (23,827,322) (26,910,788) (26,847,481)
Other income (expense):      
Interest income (expense) 173,359 5,430 (5,007)
Gain on change in fair value of derivative liabilities 304,123 2,530,764
Total other income (expense) 173,359 309,553 2,525,757
Net loss $ (23,653,963) $ (26,601,235) $ (24,321,724)
Net loss per common share - basic and diluted $ (0.22) $ (0.40) $ (0.50)
Weighted average common shares outstanding - basic and diluted 106,041,809 66,746,389 48,463,268