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Quarterly report pursuant to Section 13 or 15(d)

CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY

v3.20.1
CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY - USD ($)
Total
Common Stock
Additional Paid-In Capital
Treasury Stock
Accumulated Deficit
Beginning balance at Apr. 30, 2018 $ 33,733,591 $ 18,334 $ 66,557,005 $ (70,000) $ (32,771,748)
Beginning balance (in shares) at Apr. 30, 2018 Ìý 18,333,521 Ìý Ìý Ìý
Increase (Decrease) in Stockholders' Equity [Roll Forward] Ìý Ìý Ìý Ìý Ìý
Stock-based compensation 866,129 Ìý 866,129 Ìý Ìý
Common stock issued for cashless stock options exercised 0 $ 87 (87) Ìý Ìý
Common stock issued for cashless stock options exercised (in shares) Ìý 86,635 Ìý Ìý Ìý
Common stock issued for stock options exercised for cash 110,143 $ 49 110,094 Ìý Ìý
Common stock issued for stock options exercised for cash (in shares) Ìý 49,792 Ìý Ìý Ìý
Common stock issued for cashless warrant exercise 0 $ 36 (36) Ìý Ìý
Common stock issued for cashless warrant exercise (in shares) Ìý 35,921 Ìý Ìý Ìý
Purchase of treasury stock, net of broker fees (7,370,000) Ìý Ìý (7,370,000) Ìý
Re-sale of treasury stock, net of broker fees 7,370,000 Ìý Ìý 7,370,000 Ìý
Issuance costs (29,832) Ìý (29,832) Ìý Ìý
Relative fair value of warrants issued with debt 255,071 Ìý 255,071 Ìý Ìý
Net loss (7,668,295) Ìý Ìý Ìý (7,668,295)
Ending balance at Jan. 31, 2019 27,266,807 $ 18,506 67,758,344 (70,000) (40,440,043)
Ending balance (in shares) at Jan. 31, 2019 Ìý 18,505,869 Ìý Ìý Ìý
Beginning balance at Oct. 31, 2018 28,966,797 $ 18,391 67,102,509 (70,000) (38,084,103)
Beginning balance (in shares) at Oct. 31, 2018 Ìý 18,391,092 Ìý Ìý Ìý
Increase (Decrease) in Stockholders' Equity [Roll Forward] Ìý Ìý Ìý Ìý Ìý
Stock-based compensation 350,838 Ìý 350,838 Ìý Ìý
Common stock issued for cashless stock options exercised 0 $ 56 (56) Ìý Ìý
Common stock issued for cashless stock options exercised (in shares) Ìý 55,871 Ìý Ìý Ìý
Common stock issued for stock options exercised for cash 50,041 $ 23 50,018 Ìý Ìý
Common stock issued for stock options exercised for cash (in shares) Ìý 22,985 Ìý Ìý Ìý
Common stock issued for cashless warrant exercise 0 $ 36 (36) Ìý Ìý
Common stock issued for cashless warrant exercise (in shares) Ìý 35,921 Ìý Ìý Ìý
Relative fair value of warrants issued with debt 255,071 Ìý 255,071 Ìý Ìý
Net loss (2,355,940) Ìý Ìý Ìý (2,355,940)
Ending balance at Jan. 31, 2019 27,266,807 $ 18,506 67,758,344 (70,000) (40,440,043)
Ending balance (in shares) at Jan. 31, 2019 Ìý 18,505,869 Ìý Ìý Ìý
Beginning balance at Apr. 30, 2019 26,461,428 $ 18,666 68,562,727 (70,000) (42,049,965)
Beginning balance (in shares) at Apr. 30, 2019 Ìý 18,665,551 Ìý Ìý Ìý
Increase (Decrease) in Stockholders' Equity [Roll Forward] Ìý Ìý Ìý Ìý Ìý
Stock-based compensation 1,627,304 Ìý 1,627,304 Ìý Ìý
Common stock issued for cashless stock options exercised 0 $ 191 (191) Ìý Ìý
Common stock issued for cashless stock options exercised (in shares) Ìý 190,559 Ìý Ìý Ìý
Common stock issued for stock options exercised for cash 768,381 $ 234 768,147 Ìý Ìý
Common stock issued for stock options exercised for cash (in shares) Ìý 234,233 Ìý Ìý Ìý
Common stock issued for cashless warrant exercise 0 $ 77 (77) Ìý Ìý
Common stock issued for cashless warrant exercise (in shares) Ìý 76,929 Ìý Ìý Ìý
Amortization of warrant based cost 27,690 Ìý 27,690 Ìý Ìý
Amortization of restricted stock issued for services 97,748 Ìý 97,748 Ìý Ìý
Restricted Stock Issued for Services, subject to vesting 0 $ 144 (144) Ìý Ìý
Restricted Stock Issued for Services, subject to vesting (in shares) Ìý 144,803 Ìý Ìý Ìý
Common stock issued for equity raise, net of underwriter costs of $1,222,371 $ 16,044,879 $ 2,415 16,042,464 Ìý Ìý
Common stock issued in equity raise (in shares) 2,415,000 Ìý Ìý Ìý Ìý
Issuance costs $ (51,282) Ìý Ìý Ìý Ìý
Beneficial conversion feature on convertible debt 1,692,309 Ìý 1,692,309 Ìý Ìý
Common stock short swing reclamation 5,433 Ìý 5,433 Ìý Ìý
Net loss (4,994,502) Ìý Ìý Ìý (4,994,502)
Ending balance at Jan. 31, 2020 41,679,388 $ 21,727 88,772,128 (70,000) (47,044,467)
Ending balance (in shares) at Jan. 31, 2020 Ìý 21,727,075 Ìý Ìý Ìý
Beginning balance at Oct. 31, 2019 24,967,090 $ 19,142 69,781,363 (70,000) (44,763,415)
Beginning balance (in shares) at Oct. 31, 2019 Ìý 19,142,316 Ìý Ìý Ìý
Increase (Decrease) in Stockholders' Equity [Roll Forward] Ìý Ìý Ìý Ìý Ìý
Stock-based compensation 737,820 Ìý 737,820 Ìý Ìý
Common stock issued for cashless stock options exercised 0 $ 9 (9) Ìý Ìý
Common stock issued for cashless stock options exercised (in shares) Ìý 8,352 Ìý Ìý Ìý
Common stock issued for stock options exercised for cash 530,668 $ 121 530,547 Ìý Ìý
Common stock issued for stock options exercised for cash (in shares) Ìý 121,407 Ìý Ìý Ìý
Amortization of warrant based cost 9,125 Ìý 9,125 Ìý Ìý
Amortization of restricted stock issued for services 24,398 Ìý 24,398 Ìý Ìý
Restricted Stock Issued for Services, subject to vesting 0 $ 40 (40) Ìý Ìý
Restricted Stock Issued for Services, subject to vesting (in shares) Ìý 40,000 Ìý Ìý Ìý
Common stock issued for equity raise, net of underwriter costs of $1,222,371 16,044,879 $ 2,415 16,042,464 Ìý Ìý
Common stock issued in equity raise (in shares) Ìý 2,415,000 Ìý Ìý Ìý
Issuance costs (51,282) Ìý (51,282) Ìý Ìý
Beneficial conversion feature on convertible debt 1,692,309 Ìý 1,692,309 Ìý Ìý
Common stock short swing reclamation 5,433 Ìý 5,433 Ìý Ìý
Net loss (2,281,052) Ìý Ìý Ìý (2,281,052)
Ending balance at Jan. 31, 2020 $ 41,679,388 $ 21,727 $ 88,772,128 $ (70,000) $ (47,044,467)
Ending balance (in shares) at Jan. 31, 2020 Ìý 21,727,075 Ìý Ìý Ìý