|
Consolidated Statements of Operations (USD $)
|
12 Months Ended |
|
Dec. 31, 2014
|
Dec. 31, 2013
|
Dec. 31, 2012
|
| Revenue |
$ 1,974,019 |
$ 4,421,689 |
$ 7,039,010 |
| Operating expenses |
|
|
|
| Research and development |
45,498,916 |
23,991,151 |
17,616,892 |
| General and administrative |
8,599,359 |
4,662,317 |
6,135,581 |
| Total operating expenses |
54,098,275 |
28,653,468 |
23,752,473 |
| Operating loss |
(52,124,256) |
(24,231,779) |
(16,713,463) |
| Other income (expense) |
|
|
|
| Interest income |
66,580 |
7,184 |
4,604 |
| Interest expense |
(1,123,579) |
(4,705) |
(292,496) |
| Change in fair value of warrant liability |
|
355,352 |
4,916,785 |
| Derivative (expense) income |
|
|
1,036,403 |
| Investment tax credits |
140,556 |
|
694,331 |
| Other expense |
(265,239) |
(47,615) |
(117,494) |
| Other income (expense), net |
(1,181,682) |
310,216 |
6,242,133 |
| Net loss |
(53,305,938) |
(23,921,563) |
(10,471,330) |
| Accretion of redeemable convertible preferred stock (See Note 19) |
(863,226) |
4,772,991 |
(351,371) |
| Less: Preferred stock dividend due to exchanges of preferred shares (See Note 19) |
|
(14,726,088) |
|
| Net loss attributable to common stockholders |
$ (54,169,164) |
$ (33,874,660) |
$ (10,822,701) |
| Net loss attributable to common stockholders per share, basic and diluted (in Dollars per share) |
$ (3.12) |
$ (147.37) |
$ (54.58) |
| Weighted average shares outstanding, basic and diluted (in Shares) |
17,367,665 |
229,865 |
198,306 |