v3.20.1
Balance Sheets - USD ($)
Dec. 31, 2019
Dec. 31, 2018
Current assets:    
Cash and cash equivalents $ 21,684,089 $ 20,106,485
Accounts receivable, net 63,144 44,550
Prepaid expenses and other current assets 450,231 581,040
Prepaid rent, current   56,668
Total current assets 22,197,464 20,788,743
Property and equipment, net 626,524 1,219,016
Right-of-use lease asset 2,057,576  
Other assets 2,410 2,410
Total assets 24,883,974 22,010,169
Current liabilities:    
Accounts payable 1,671,519 1,861,385
Accrued expenses 2,063,097 1,778,349
Operating lease liabilities, current portion 722,291  
Deferred revenue 12,000  
Total current liabilities 4,468,907 3,639,734
Long-term liabilities:    
Operating lease liabilities, long-term portion 1,402,193  
Total liabilities 5,871,100 3,639,734
Commitments and contingencies
Stockholders’ equity:    
Preferred Stock, $0.00001 par value, 10,000,000 shares authorized at December 31, 2019 and December 31, 2018; no shares issued or outstanding
Common Stock, $0.00001 par value, 50,000,000 shares authorized at December 31, 2019 and December 31, 2018; 33,203,806 and 26,526,303 shares issued and outstanding at December 31, 2019 and December 31, 2018, respectively. 333 265
Additional paid-in capital 282,153,201 243,111,741
Accumulated deficit (263,140,660) (224,741,571)
Total stockholders’ equity 19,012,874 18,370,435
Total liabilities and stockholders’ equity $ 24,883,974 $ 22,010,169

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