|
Consolidated Balance Sheets (USD $)
|
Dec. 31, 2013
|
Dec. 31, 2012
|
| Current assets: |
|
|
| Cash and cash equivalents |
$ 35,150,924 |
$ 15,645,528 |
| Certificates of deposit |
2,000,000 |
3,500,000 |
| Accounts receivable |
336,318 |
300,429 |
| Prepaid expenses and other current assets |
762,243 |
188,702 |
| Total current assets |
38,249,485 |
19,634,659 |
| Property and equipment, net |
68,272 |
58,266 |
| Other assets |
131,555 |
130,755 |
| Total assets |
38,449,312 |
19,823,680 |
| Current liabilities: |
|
|
| Accounts payable |
3,395,067 |
41,608 |
| Accrued and other current liabilities |
2,611,091 |
404,656 |
| Accrued employee benefits |
827,879 |
726,657 |
| Deferred revenue-short-term |
|
1,666,674 |
| Total current liabilities |
6,834,037 |
2,839,595 |
| Stockholders' equity: |
|
|
| Common stock, $.0001 par value: 100,000,000 shares authorized; 22,159,446 and 14,599,612 shares issued and outstanding at December 31, 2013 and 2012, respectively |
2,216 |
1,460 |
| Additional paid-in capital |
89,177,556 |
47,678,924 |
| Accumulated deficit |
(57,564,497) |
(30,696,299) |
| Total stockholders' equity |
31,615,275 |
16,984,085 |
| Total liabilities and stockholders' equity |
$ 38,449,312 |
$ 19,823,680 |