Quarterly report pursuant to Section 13 or 15(d)

Consolidated Statements of Changes in Stockholders' Equity (Unaudited)

v3.20.4
Consolidated Statements of Changes in Stockholders' Equity (Unaudited) - USD ($)
Preferred Stock - Series F [Member]
Preferred Stock - Series G [Member]
Convertible Series H Preferred Stock [Member]
Convertible Series I Preferred Stock [Member]
Common Stock [Member]
Additional Paid-in Capital [Member]
Accumulated Deficit [Member]
Total
Balance at Apr. 30, 2019 $ 1,986 $ 33,425,931 $ (26,275,102) $ 7,152,815
Balance, shares at Apr. 30, 2019 1,986,063      
Issuance of preferred stock and warrants for cash, net of offering cost $ 1 2,401,201 2,401,202
Issuance of preferred stock and warrants for cash, net of offering cost, shares 1,250      
Conversion of preferred stock into common stock $ 108 (108)
Conversion of preferred stock into common stock, shares (616) 108,071      
Issuance of common stock for services $ 2 24,998 25,000
Issuance of common stock for services, shares 2,153      
Issuance of common stock for accrued services $ 1 12,499 12,500
Issuance of common stock for accrued services, shares 1,068      
Stock options granted for services 52,214 52,214
Stock-based compensation in connection with restricted common stock award grants and restricted common stock unit grants 52,682 52,682
Cancellation of common stock $ (9) 9
Cancellation of common stock, shares (8,500)      
Net loss (1,308,599) (1,308,599)
Balance at Jul. 31, 2019 $ 1 $ 2,088 35,969,426 (27,583,701) 8,387,814
Balance, shares at Jul. 31, 2019 634 2,088,855      
Balance at Apr. 30, 2019 $ 1,986 33,425,931 (26,275,102) 7,152,815
Balance, shares at Apr. 30, 2019 1,986,063      
Net loss               (3,535,685)
Balance at Oct. 31, 2019 $ 2,386 38,434,440 (29,810,787) 8,626,039
Balance, shares at Oct. 31, 2019 270 2,386,215      
Balance at Jul. 31, 2019 $ 1 $ 2,088 35,969,426 (27,583,701) 8,387,814
Balance, shares at Jul. 31, 2019 634 2,088,855      
Conversion of preferred stock into common stock $ (1) $ 64 (63)
Conversion of preferred stock into common stock, shares (364) 63,860      
Issuance of common stock for services $ 200 2,019,800 2,020,000
Issuance of common stock for services, shares 200,000      
Stock options granted for services 52,213 52,213
Stock-based compensation in connection with restricted common stock award grants and restricted common stock unit grants $ 34 393,064 393,098
Stock-based compensation in connection with restricted common stock award grants and restricted common stock unit grants, shares 33,500      
Net loss (2,227,086) (2,227,086)
Balance at Oct. 31, 2019 $ 2,386 38,434,440 (29,810,787) 8,626,039
Balance, shares at Oct. 31, 2019 270 2,386,215      
Balance at Apr. 30, 2020 $ 2,903 41,093,050 (31,587,952) 9,508,001
Balance, shares at Apr. 30, 2020 57 2,903,393      
Conversion of preferred stock into common stock $ 21 (21)
Conversion of preferred stock into common stock, shares (57) 20,357      
Issuance of common stock for services 51,262 51,262
Issuance of common stock for services, shares      
Stock-based compensation in connection with restricted common stock award grants and restricted common stock unit grants $ 2 20,216 20,218
Stock-based compensation in connection with restricted common stock award grants and restricted common stock unit grants, shares 1,875      
Net loss (957,120) (957,120)
Balance at Jul. 31, 2020 $ 2,926 41,164,507 (32,545,072) 8,622,361
Balance, shares at Jul. 31, 2020 2,925,625      
Balance at Apr. 30, 2020 $ 2,903 41,093,050 (31,587,952) 9,508,001
Balance, shares at Apr. 30, 2020 57 2,903,393      
Net loss               (5,801,786)
Balance at Oct. 31, 2020 $ 107 $ 922 $ 3,664 61,060,826 (37,389,738) 23,675,781
Balance, shares at Oct. 31, 2020 106,894 921,666 3,664,019      
Balance at Jul. 31, 2020 $ 2,926 41,164,507 (32,545,072) 8,622,361
Balance, shares at Jul. 31, 2020 2,925,625      
Issuance of preferred stock for cash $ 922 5,529,082 5,530,004
Issuance of preferred stock for cash, shares 921,666      
Issuance of common stock for services $ 147 1,442,055 1,442,202
Issuance of common stock for services, shares 147,341      
Issuance of preferred stock and common stock in connection with the Share Exchange Agreement $ 107 $ 581 12,640,292 12,640,980
Issuance of preferred stock and common stock in connection with the Share Exchange Agreement, shares 106,894 581,053      
Issuance of common stock for exercise of warrants $ 10 69,990 70,000
Issuance of common stock for exercise of warrants, shares 10,000      
Stock options granted for services 137,650 137,650
Stock-based compensation in connection with restricted common stock award grants and restricted common stock unit grants 77,250 77,250
Stock-based compensation in connection with restricted common stock award grants and restricted common stock unit grants, shares      
Net loss (4,844,666) (4,844,666)
Balance at Oct. 31, 2020 $ 107 $ 922 $ 3,664 $ 61,060,826 $ (37,389,738) $ 23,675,781
Balance, shares at Oct. 31, 2020 106,894 921,666 3,664,019