Exhibit 12.1
STATEMENT REGARDING COMPUTATION OF CONSOLIDATED RATIOS OF EARNINGS TO FIXED CHARGES AND RATIOS OF EARNINGS TO COMBINED FIXED CHARGES AND PREFERRED STOCK DIVIDENDS
| Fiscal Year Ended December 31, | ||||||||||||||||||||
| 2015 | 2014 | 2013 | 2012 | 2011 | ||||||||||||||||
Loss from operations | (119,076 | ) | (75,846 | ) | (33,950 | ) | (15,890 | ) | (10,311 | ) | ||||||||||
add: Fixed charges (see below) | 344 | 173 | 58 | 53 | 32 | |||||||||||||||
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Pre-tax loss from continuing operations plus fixed charges | (118,732 | ) | (75,673 | ) | (33,892 | ) | (15,837 | ) | (10,279 | ) | ||||||||||
Fixed charges: | ||||||||||||||||||||
Interest expense on indebtedness | — | — | — | — | — | |||||||||||||||
Interest expense on portion of rent expense representative of interest | 344 | 173 | 58 | 53 | 32 | |||||||||||||||
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Total fixed charges | 344 | 173 | 58 | 53 | 32 | |||||||||||||||
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Ratio of earnings to fixed charges | — | — | — | — | — | |||||||||||||||
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Deficiency of earnings available to cover fixed charges | (119,076 | ) | (75,846 | ) | (33,950 | ) | (15,890 | ) | (10,311 | ) | ||||||||||
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$ in thousands