Annual report pursuant to Section 13 and 15(d)

CONSOLIDATED BALANCE SHEETS

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CONSOLIDATED BALANCE SHEETS - USD ($)
Dec. 31, 2021
Dec. 31, 2020
Current assets:    
Cash $ 18,244,030 $ 11,527,552
Prepaid expenses and other 479,399 841,958
Total current assets 18,723,429 12,369,510
Other assets 1,091,931 809,985
Total assets 19,815,360 13,179,495
Current liabilities:    
Accounts payable 362,470 327,396
Accrued expenses and other current liabilities 1,058,633 609,532
Total current liabilities 1,421,103 936,928
Other long-term liabilities 27,043
Total liabilities 1,421,103 963,971
Commitments and contingencies (Note 13)
Stockholders' equity:    
Common stock, $0.001 par value; 50,000,000 shares authorized as of December 31, 2021 and December 31, 2020; 13,466,603 and 8,772,198 shares issued as of December 31, 2021 and December 31, 2020, respectively; 13,439,612 and 8,745,207 shares outstanding as of December 31, 2021 and December 31, 2020, respectively 13,465 8,771
Additional paid in capital 205,952,729 194,133,511
Accumulated deficit (182,547,265) (176,902,086)
Accumulated other comprehensive income 253,734 253,734
Treasury stock (5,281,180) (5,281,180)
Total stockholders' equity 18,394,257 12,215,524
Total liabilities and stockholders' equity 19,815,360 13,179,495
Series B Preferred Stock [Member]    
Stockholders' equity:    
Preferred Stock, Value, Issued 1,804 1,804
Series A Preferred Stock [Member]    
Stockholders' equity:    
Preferred Stock, Value, Issued $ 970 $ 970