Annual report pursuant to Section 13 and 15(d)

Balance Sheets

v3.8.0.1
Balance Sheets - USD ($)
Dec. 31, 2017
Dec. 31, 2016
Current assets:    
Cash and cash equivalents $ 12,795,254 $ 31,258,637
Accounts receivable   149,500
Prepaid expenses and other current assets 1,026,310 1,374,585
Prepaid rent, current 80,784 80,784
Total current assets 13,902,348 32,863,506
Property and equipment, net 1,413,917 2,209,475
Prepaid rent, non-current 56,668 137,452
Other assets 32,512 48,507
Total assets 15,405,445 35,258,940
Current liabilities:    
Accounts payable 2,024,690 4,707,763
Accrued expenses 1,622,025 1,867,995
Deferred revenue   131,959
Total current liabilities 3,646,715 6,707,717
Commitments and contingencies
Stockholders' equity:    
Preferred Stock, $0.00001 par value, 10,000,000 shares authorized at December 31, 2017 and December 31, 2016; no shares issued or outstanding
Common Stock, $0.00001 par value, 50,000,000 shares authorized at December 31, 2017 and December 31, 2016; 22,584,588 and 20,367,929 shares issued and outstanding at December 31, 2017 and December 31, 2016, respectively. 225 202
Additional paid-in capital 185,659,954 153,075,595
Accumulated deficit (173,901,449) (124,524,574)
Total stockholders' equity 11,758,730 28,551,223
Total liabilities and stockholders' equity $ 15,405,445 $ 35,258,940