XML 18 R5.htm IDEA: XBRL DOCUMENT v3.21.2
CONDENSED CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY - USD ($)
Common Stock
Additional Paid- in Capital
Accumulated Deficit
Total
Beginning Balance at Dec. 31, 2019 $ 45,728 $ 371,573,909 $ (327,533,414) $ 44,086,223
Beginning Balance, Shares at Dec. 31, 2019 45,728,831      
Warrants exercised for cash $ 459 549,541   550,000
Warrants exercised for cash, shares 458,334      
Issuance of common stock as commitment fee for future financing $ 345 (345)    
Issuance of common stock as commitment fee for future financing (Shares) 345,357      
Stock-based compensation $ 85 2,705,280   2,705,365
Stock-based compensation (in shares) 85,110      
Net loss     (12,827,343) (12,827,343)
Ending Balance at Jun. 30, 2020 $ 46,617 374,828,385 (340,360,757) 34,514,245
Ending Balance, Shares at Jun. 30, 2020 46,617,632      
Beginning Balance at Mar. 31, 2020 $ 46,532 373,467,697 (334,019,058) 39,495,171
Beginning Balance, Shares at Mar. 31, 2020 46,532,522      
Stock-based compensation $ 85 1,360,688   1,360,773
Stock-based compensation (in shares) 85,110      
Net loss     (6,341,699) (6,341,699)
Ending Balance at Jun. 30, 2020 $ 46,617 374,828,385 (340,360,757) 34,514,245
Ending Balance, Shares at Jun. 30, 2020 46,617,632      
Beginning Balance at Dec. 31, 2020 $ 50,731 383,533,326 (356,239,484) 27,344,573
Beginning Balance, Shares at Dec. 31, 2020 50,731,072      
Issuance of common stock for cash (net of offering costs of $3.9 million) $ 32,283 52,520,475   52,552,758
Issuance of common stock for cash (net of offering costs of $3.9 million), Shares 32,282,857      
Stock options exercised for cash $ 2 3,085   $ 3,087
Stock options exercised for cash (Shares) 1,456     1,456
Stock-based compensation $ 63 3,029,062 0 $ 3,029,125
Stock-based compensation (in shares) 63,290      
Net loss $ 0 0 (19,686,232) (19,686,232)
Ending Balance at Jun. 30, 2021 $ 83,079 439,085,948 (375,925,716) 63,243,311
Ending Balance, Shares at Jun. 30, 2021 83,078,675      
Beginning Balance at Mar. 31, 2021 $ 83,014 437,430,839 (365,018,934) 72,494,919
Beginning Balance, Shares at Mar. 31, 2021 83,013,929      
Stock options exercised for cash $ 2 3,085   3,087
Stock options exercised for cash (Shares) 1,456      
Stock-based compensation $ 63 1,652,024 0 1,652,087
Stock-based compensation (in shares) 63,290      
Net loss $ 0 0 (10,906,782) (10,906,782)
Ending Balance at Jun. 30, 2021 $ 83,079 $ 439,085,948 $ (375,925,716) $ 63,243,311
Ending Balance, Shares at Jun. 30, 2021 83,078,675