Quarterly report pursuant to Section 13 or 15(d)

CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY

v3.23.1
CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY - USD ($)
Total
Common Stock
Additional Paid-In Capital
Treasury Stock
Accumulated Deficit
Beginning balance (in shares) at Apr. 30, 2021   25,066,297      
Beginning balance at Apr. 30, 2021 $ 49,090,474 $ 25,067 $ 109,040,824 $ (1,817,414) $ (58,158,003)
Increase (Decrease) in Stockholders' Equity [Roll Forward]          
Stock-based compensation 1,965,567   1,965,567    
Common stock issued for vested restricted stock units (in shares)   73,708      
Common stock issued for vested restricted stock units 0 $ 74 (74)    
Common stock issued for stock options exercised for cash (in shares)   58,419      
Common stock issued for stock options exercised for cash 191,034 $ 58 190,976    
Common stock issued for cashless stock options exercised (in shares)   30,156      
Common stock issued for cashless stock options exercised 0 $ 30 (30)    
Amortization of warrant based cost 43,708   43,708    
Warrants issued for deferred financing costs related to Credit Facility 137,500   137,500    
Net loss (7,457,143)       (7,457,143)
Ending balance (in shares) at Jan. 31, 2022   25,228,580      
Ending balance at Jan. 31, 2022 43,971,140 $ 25,229 111,378,471 (1,817,414) (65,615,146)
Beginning balance (in shares) at Oct. 31, 2021   25,148,194      
Beginning balance at Oct. 31, 2021 46,853,315 $ 25,149 110,526,729 (1,817,414) (61,881,149)
Increase (Decrease) in Stockholders' Equity [Roll Forward]          
Stock-based compensation 700,697   700,697    
Common stock issued for vested restricted stock units (in shares)   38,719      
Common stock issued for vested restricted stock units 0 $ 39 (39)    
Common stock issued for stock options exercised for cash (in shares)   41,667      
Common stock issued for stock options exercised for cash 135,000 $ 41 134,959    
Amortization of warrant based cost 16,125   16,125    
Net loss (3,733,997)       (3,733,997)
Ending balance (in shares) at Jan. 31, 2022   25,228,580      
Ending balance at Jan. 31, 2022 $ 43,971,140 $ 25,229 111,378,471 (1,817,414) (65,615,146)
Beginning balance (in shares) at Apr. 30, 2022 25,202,278 25,357,764      
Beginning balance at Apr. 30, 2022 $ 42,545,724 $ 25,358 112,081,564 (1,817,414) (67,743,784)
Increase (Decrease) in Stockholders' Equity [Roll Forward]          
Stock-based compensation 899,176   899,176    
Common stock issued for vested restricted stock units (in shares)   192,233      
Common stock issued for vested restricted stock units 0 $ 192 (192)    
Common stock issued for services (in shares)   25,000      
Common stock issued for services 24,500 $ 25 24,475    
Common stock issued for equity raise, net of underwriter costs (in shares)   11,840      
Common stock issued for equity raise, net of underwriter costs 9,535 $ 12 9,523    
Warrants issued for deferred financing costs related to Credit Facility 21,000   21,000    
Net loss $ (7,563,651)       (7,563,651)
Ending balance (in shares) at Jan. 31, 2023 25,431,351 25,586,837      
Ending balance at Jan. 31, 2023 $ 35,936,284 $ 25,587 113,035,546 (1,817,414) (75,307,435)
Beginning balance (in shares) at Oct. 31, 2022   25,460,849      
Beginning balance at Oct. 31, 2022 37,089,814 $ 25,461 112,634,162 (1,817,414) (73,752,395)
Increase (Decrease) in Stockholders' Equity [Roll Forward]          
Stock-based compensation 394,510   394,510    
Common stock issued for vested restricted stock units (in shares)   125,988      
Common stock issued for vested restricted stock units 0 $ 126 (126)    
Amortization of warrant based cost 7,000   7,000    
Net loss $ (1,555,040)       (1,555,040)
Ending balance (in shares) at Jan. 31, 2023 25,431,351 25,586,837      
Ending balance at Jan. 31, 2023 $ 35,936,284 $ 25,587 $ 113,035,546 $ (1,817,414) $ (75,307,435)