Quarterly report pursuant to Section 13 or 15(d)

Condensed Consolidated Statements of Stockholders' Equity (Unaudited)

v3.20.1
Condensed Consolidated Statements of Stockholders' Equity (Unaudited) - USD ($)
Common Stock [Member]
Additional Paid-In Capital [Member]
Warrants [Member]
Accumulated Other Comprehensive Income [Member]
Accumulated Deficit [Member]
Total
Balance at Jul. 31, 2018 [1] $ 535 $ 145,749,189 $ 11,271,327 $ (16,024) $ (134,080,821) $ 22,924,206
Balance, shares at Jul. 31, 2018 [1] 5,351,290   895,805      
Exercise of common stock options [1] $ 4 566,131 566,135
Exercise of common stock options, shares [1] 43,029        
Common stock issued for employee stock purchase plan [1] 23,390 23,390
Common stock issued for employee stock purchase plan, shares [1] 2,636        
Stock-based compensation expense [1] $ 2 2,304,106 2,304,108
Stock-based compensation expense, shares [1] 15,107        
Tax withholdings paid related to net share settlement of equity awards [1] (32,505) (32,505)
Tax withholdings paid on equity awards [1] (50,640) (50,640)
Tax shares sold to pay for tax withholdings on equity awards [1] 40,243 40,243
Public offering in October 2018, net of issuance costs of $573,189 [1] $ 53 7,446,758 7,446,811
Public offering in October 2018, net of issuance costs of $573,189, shares [1] 533,333          
Public offering in December 2018, net of issuance costs of $304,916 [1] $ 47 6,695,037 6,695,084
Public offering in December 2018, net of issuance costs of $304,916, shares [1] 466,667          
Cancellation of expired warrants [1] 100,161 $ (100,161)
Cancellation of expired warrants, shares [1]   (2,915)      
Common stock issued for services [1] $ 3 445,608 445,611
Common stock issued for services, shares [1] 32,700        
Modification of equity award [1] $ 2 135,423 135,425
Modification of equity award, shares [1] 17,500        
Dividends declared ($0.00 per share) [1]
Net loss and comprehensive loss [1] 61,857 (15,890,643) (15,828,786)
Balance at Jan. 31, 2019 [1] $ 646 163,422,901 $ 11,171,166 45,833 (149,971,464) 24,669,082
Balance, shares at Jan. 31, 2019 [1] 6,462,262   892,890      
Balance at Oct. 31, 2018 [1] $ 597 155,590,519 $ 11,171,166 91,876 (141,656,437) 25,197,721
Balance, shares at Oct. 31, 2018 [1] 5,967,575   892,890      
Exercise of common stock options [1] 26,417 26,417
Exercise of common stock options, shares [1] 2,341          
Common stock issued for employee stock purchase plan [1] 10,720 10,720
Common stock issued for employee stock purchase plan, shares [1] 1,429          
Stock-based compensation expense [1] $ 1 912,451 912,452
Stock-based compensation expense, shares [1] 9,950          
Tax withholdings paid related to net share settlement of equity awards [1] (8,165) (8,165)
Tax withholdings paid on equity awards [1] (35,458) (35,458)
Tax shares sold to pay for tax withholdings on equity awards [1] 25,594 25,594
Public offering in December 2018, net of issuance costs of $304,916 [1] $ 47 6,695,037 6,695,084
Public offering in December 2018, net of issuance costs of $304,916, shares [1] 466,667          
Common stock issued for services [1] $ 1 205,786 205,787
Common stock issued for services, shares [1] 14,300          
Dividends declared ($0.00 per share) [1]
Net loss and comprehensive loss [1] (46,043) (8,315,027) (8,361,070)
Balance at Jan. 31, 2019 [1] $ 646 163,422,901 $ 11,171,166 45,833 (149,971,464) 24,669,082
Balance, shares at Jan. 31, 2019 [1] 6,462,262   892,890      
Balance at Jul. 31, 2019 $ 1,063 177,656,149 $ 10,809,724 169,037 (164,356,874) 24,279,099
Balance, shares at Jul. 31, 2019 10,633,043   3,631,953      
Common stock issued for employee stock purchase plan 4,744 4,744
Common stock issued for employee stock purchase plan, shares 2,841          
Stock-based compensation expense $ 2 1,940,461 1,940,463
Stock-based compensation expense, shares 22,146        
Tax withholdings paid on equity awards (15,676) (15,676)
Tax shares sold to pay for tax withholdings on equity awards 15,596 15,596
Cash paid for stock options cancellation (25,819) (25,819)
Repurchase of warrants 2,457,976 $ (2,636,201) (178,225)
Repurchase of warrants, shares     (266,098)      
Cancellation of expired warrants 2,465,396 $ (2,465,396)
Cancellation of expired warrants, shares     (251,567)      
Common stock issued for services $ 10 466,763 466,773
Common stock issued for services, shares 94,499        
Modification of equity award          
Dividends declared ($0.00 per share)
Net loss and comprehensive loss 82,485 (23,394,509) (23,312,024)
Balance at Jan. 31, 2020 $ 1,075 184,965,590 $ 5,708,127 251,522 (187,751,383) 3,174,931
Balance, shares at Jan. 31, 2020 10,752,529   3,114,288      
Balance at Oct. 31, 2019 $ 1,068 178,448,285 $ 10,809,724 153,388 (174,117,358) 15,295,107
Balance, shares at Oct. 31, 2019 10,680,428   3,631,953      
Common stock issued for employee stock purchase plan 4,744 4,744
Common stock issued for employee stock purchase plan, shares 2,841          
Stock-based compensation expense $ 1 1,366,392 1,366,393
Stock-based compensation expense, shares 10,448          
Tax withholdings paid on equity awards (7,611) (7,611)
Tax shares sold to pay for tax withholdings on equity awards 8,632 8,632
Cash paid for stock options cancellation (25,819) (25,819)
Repurchase of warrants 2,457,976 $ (2,636,201) (178,225)
Repurchase of warrants, shares     (266,098)      
Cancellation of expired warrants 2,465,396 $ (2,465,396)
Cancellation of expired warrants, shares     (251,567)      
Common stock issued for services $ 6 247,595 247,601
Common stock issued for services, shares 58,812          
Dividends declared ($0.00 per share)
Net loss and comprehensive loss 98,134 (13,634,025) (13,535,891)
Balance at Jan. 31, 2020 $ 1,075 $ 184,965,590 $ 5,708,127 $ 251,522 $ (187,751,383) $ 3,174,931
Balance, shares at Jan. 31, 2020 10,752,529   3,114,288      
[1] On May 20, 2019, the Company effected a 1 for 10 reverse stock split. Shares have been retroactively restated.