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Annual report pursuant to Section 13 and 15(d)

CONSOLIDATED STATEMENT OF CHANGES IN STOCKHOLDERS' EQUITY

v3.22.2
CONSOLIDATED STATEMENT OF CHANGES IN STOCKHOLDERS' EQUITY - USD ($)
Total
Common Stock
Additional Paid-In Capital
Treasury Stock
Accumulated Deficit
Beginning balance at Apr. 30, 2020 $ 41,747,957 $ 21,771 $ 89,505,216 $ (70,000) $ (47,709,030)
Beginning balance (in shares) at Apr. 30, 2020 Ìý 21,770,520 Ìý Ìý Ìý
Increase (Decrease) in Stockholders' Equity [Roll Forward] Ìý Ìý Ìý Ìý Ìý
Stock-based compensation 3,958,085 Ìý 3,958,085 Ìý Ìý
Common stock issued for stock options exercised for cash $ 2,669,247 $ 1,389 4,485,272 (1,817,414) Ìý
Common stock issued for stock options exercised for cash (in shares) 52,778 1,389,463 Ìý Ìý Ìý
Common stock issued for cashless exercise of stock options $ 0 $ 35 (35) Ìý Ìý
Common stock issued for cashless exercise of stock options (in shares) Ìý 34,773 Ìý Ìý Ìý
Common stock issued for conversion of Convertible Notes (in shares) Ìý 1,398,602 Ìý Ìý Ìý
Common stock issued for conversion of Convertible Notes 10,000,000 $ 1,399 9,998,601 Ìý Ìý
Common stock issued for vested restricted stock units 0 $ 296 (296) Ìý Ìý
Common stock issued for vested restricted stock units (in shares) Ìý 295,557 Ìý Ìý Ìý
Common stock issued for warrants exercised for cash 1,081,792 $ 192 1,081,600 Ìý Ìý
Common stock issued for warrants exercised for cash (in shares) Ìý 192,049 Ìý Ìý Ìý
Common stock issued for services 19,900 $ 2 19,898 Ìý Ìý
Common stock issued for services (in shares) Ìý 2,000 Ìý Ìý Ìý
Modification charge for warrants exercised 25,966 Ìý 25,966 Ìý Ìý
Amortization of warrant-based cost issued for services 36,500 Ìý 36,500 Ìý Ìý
Cancellation of treasury stock 0 $ (17) (69,983) 70,000 Ìý
Cancellation of treasury stock (in shares) Ìý (16,667) Ìý Ìý Ìý
Net loss (10,448,973) Ìý Ìý Ìý (10,448,973)
Ending balance at Apr. 30, 2021 $ 49,090,474 $ 25,067 109,040,824 (1,817,414) (58,158,003)
Ending balance (in shares) at Apr. 30, 2021 24,910,811 25,066,297 Ìý Ìý Ìý
Increase (Decrease) in Stockholders' Equity [Roll Forward] Ìý Ìý Ìý Ìý Ìý
Stock-based compensation $ 2,534,665 Ìý 2,534,665 Ìý Ìý
Common stock issued for stock options exercised for cash $ 191,034 $ 58 190,976 Ìý Ìý
Common stock issued for stock options exercised for cash (in shares) 200,000 58,419 Ìý Ìý Ìý
Common stock issued for cashless exercise of stock options $ 0 $ 30 (30) Ìý Ìý
Common stock issued for cashless exercise of stock options (in shares) Ìý 30,156 Ìý Ìý Ìý
Common stock issued for vested restricted stock units 0 $ 86 (86) Ìý Ìý
Common stock issued for vested restricted stock units (in shares) Ìý 85,576 Ìý Ìý Ìý
Common stock issued for warrants exercised for cash 0 Ìý Ìý Ìý Ìý
Common stock issued for warrants exercised for cash (in shares) Ìý 0 Ìý Ìý Ìý
Common stock issued for services 0 $ 117 (117) Ìý Ìý
Warrants issued as a fee for line of credit agreement 255,500 Ìý 255,500 Ìý Ìý
Amortization of warrant-based cost issued for services 59,832 Ìý 59,832 Ìý Ìý
Net loss (9,585,781) Ìý Ìý Ìý (9,585,781)
Ending balance at Apr. 30, 2022 $ 42,545,724 $ 25,358 $ 112,081,564 $ (1,817,414) $ (67,743,784)
Ending balance (in shares) at Apr. 30, 2022 25,202,278 25,357,764 Ìý Ìý Ìý