Annual report pursuant to Section 13 and 15(d)

CONSOLIDATED BALANCE SHEETS

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CONSOLIDATED BALANCE SHEETS - USD ($)
Dec. 31, 2022
Dec. 31, 2021
Current assets:    
Cash $ 13,097,265 $ 18,244,030
Prepaid expenses and other 556,094 479,399
Total current assets 13,653,359 18,723,429
Other assets 1,066,931 1,091,931
Total assets 14,720,290 19,815,360
Current liabilities:    
Accounts payable 287,360 362,470
Accrued expenses and other current liabilities 785,796 1,058,633
Total current liabilities 1,073,156 1,421,103
Total liabilities 1,073,156 1,421,103
Commitments and contingencies (Note 14)
Stockholders' equity:    
Common stock, $0.001 par value; 100,000,000 and 50,000,000 shares authorized as of December 31, 2022 and December 31, 2021; 15,193,587 and 13,466,603 shares issued as of December 31, 2022 and December 31, 2021, respectively; 15,166,596 and 13,439,612 shares outstanding as of December 31, 2022 and December 31, 2021, respectively 15,192 13,465
Additional paid in capital 207,756,232 205,952,729
Accumulated deficit (189,099,618) (182,547,265)
Accumulated other comprehensive income 253,734 253,734
Treasury stock (5,281,180) (5,281,180)
Total stockholders' equity 13,647,134 18,394,257
Total liabilities and stockholders' equity 14,720,290 19,815,360
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