Exhibit 12.1
STATEMENT REGARDING COMPUTATION OF RATIOS
(in thousands)
 | | | | | | |||||||||||||||
| Year Ended December 31, | Three Months Ended | |||||||||||||||||||
| 2010 | 2011 | 2012 | 2013 | March 31, 2014 | ||||||||||||||||
| Earnings: | ||||||||||||||||||||
| Pretax loss | $ | (25,457 | ) | $ | (25,589 | ) | $ | (4,406 | ) | $ | (36,445 | ) | $ | (10,380 | ) | |||||
| Add fixed charges | 409 | 419 | 828 | 1,460 | 266 | |||||||||||||||
| Total earnings | (25,048 | ) | (25,170 | ) | (3,578 | ) | (34,985 | ) | (10,114 | ) | ||||||||||
| Fixed charges: | ||||||||||||||||||||
| Interest expensed, including amortization of debt discount and deferred financing costs | 218 | 237 | 676 | 1,344 | 243 | |||||||||||||||
| Estimated interest component of rent expense | 191 | 182 | 152 | 116 | 23 | |||||||||||||||
| Total fixed charges | 409 | 419 | 828 | 1,460 | 266 | |||||||||||||||
| Ratio of earnings to fixed charges | N/A | N/A | N/A | N/A | N/A | |||||||||||||||
| Deficiency of earnings available to cover fixed charges | $ | (25,457 | ) | $ | (25,589 | ) | $ | (4,406 | ) | $ | (36,445 | ) | $ | (10,380 | ) | |||||