v3.21.2
Condensed Consolidated Balance Sheets (Unaudited) - USD ($)
Jun. 30, 2021
Dec. 31, 2020
Current assets    
Cash and cash equivalents $ 73,093,132 $ 41,905,469
Restricted cash 137,783 191,314
Short-term investments 5,159,353 4,444,072
Trade receivables 3,180 3,357
Inventories, net 72,727 143,564
Prepaid research and development expenses 36,480 62,210
Security deposit   20,000
Other prepaid expenses and current assets 1,187,952 1,412,183
Total current assets 79,690,607 48,182,169
Property and equipment, net 105,919 111,499
Restricted cash, long-term 102,300  
Operating lease right-of-use assets 958,285 1,014,635
TOTAL ASSETS 80,857,111 49,308,303
Current liabilities    
Accounts payable 943,344 1,128,104
Accrued expenses 2,064,369 2,924,351
Operating lease liabilities, short-term 115,590 109,128
Total current liabilities 3,123,303 4,161,583
Operating lease liabilities, net of current portion 864,263 923,708
TOTAL LIABILITIES 3,987,566 5,085,291
COMMITMENTS AND CONTINGENCIES
STOCKHOLDERS’ EQUITY    
Preferred stock - $0.001 par value: 2,000,000 shares authorized; 181,622 and 241,623 shares issued and outstanding at June 30, 2021 and December 31, 2020, respectively 182 242
Common stock - $0.001 par value: 160,000,000 shares authorized; 38,086,437 and 33,558,096 shares issued and outstanding at June 30, 2021 and December 31, 2020, respectively 38,086 33,558
Accumulated other comprehensive gain 99,181 102,006
Additional paid-in capital 306,030,824 261,536,061
Accumulated deficit (229,298,728) (217,448,855)
TOTAL STOCKHOLDERS’ EQUITY 76,869,545 44,223,012
TOTAL LIABILITIES AND STOCKHOLDERS’ EQUITY $ 80,857,111 $ 49,308,303