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v3.19.1

Consolidated Statements of Operations - USD ($) shares in Thousands, $ in Thousands | 3 Months Ended
--- | ---
Mar. 31, 2019 | Mar. 31, 2018
Income Statement [Abstract] |  |
Revenue | $ 0 | $ 0
Operating expenses: |  |
Research and development | 1,583 | 3,286
General and administrative | 2,929 | 2,807
Restructuring | 2,789 |
Loss on asset impairment | 750 |
Total operating expenses | 8,051 | 6,093
Loss from operations | (8,051) | (6,093)
Other income (expense): |  |
Interest income, net | 48 | 37
Other expense, net | (5) | (24)
Change in fair value of warrant liability | (1,407) | (8,753)
Total other income (expense), net | (1,364) | (8,740)
Net loss | (9,415) | (14,833)
Comprehensive loss | (9,415) | (14,833)
Net loss attributable to common stockholders-basic and diluted | $ (9,394) | $ (14,370)
Net loss per common share-basic and diluted | $ (0.12) | $ (0.52)
Weighted-average shares used to compute net loss per common share-basic and diluted | 80,484,113 | 27,670,118

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