Annual report pursuant to Section 13 and 15(d)

Consolidated Statements of Stockholders' Equity

v3.21.2
Consolidated Statements of Stockholders' Equity - USD ($)
Common Stock [Member]
Additional Paid-In Capital [Member]
Warrants [Member]
Accumulated Other Comprehensive Income (Loss) [Member]
Accumulated Deficit [Member]
Total
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 7,012 7,012
Common stock issued for employee stock purchase plan, shares 4,199        
Stock-based compensation expense $ 22 3,517,106 3,517,128
Stock-based compensation expense, shares 220,233          
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)      
Tax withholdings paid on equity awards (26,859) (26,859)
Tax shares sold to pay for tax withholdings on equity awards 26,495 26,495
Tax withholdings paid related to net share settlement of equity awards (263,100) (263,100)
Cancellation of expired warrants 2,465,396 $ (2,465,396)
Cancellation of expired warrants, shares   (251,567)      
February 2020 Financing, net of issuance costs of$1,954,678 $ 1,200 28,044,122 28,045,322
February 2020 Financing, net of issuance costs of$1,954,678, shares 12,000,000          
Common stock issued for services $ 20 931,330 931,350
Common stock issued for services, shares 196,999          
Other comprehensive loss (188,541) (188,541)
Net loss (42,253,426) (42,253,426)
Balance at Jul. 31, 2020 $ 2,305 214,789,808 $ 5,708,127 (19,504) (206,610,300) 13,870,436
Balance, shares at Jul. 31, 2020 23,054,474   3,114,288      
Common stock issued for employee stock purchase plan 9,973 9,973
Common stock issued for employee stock purchase plan, shares 3,795        
Stock-based compensation expense $ 19 5,137,049 5,137,068
Stock-based compensation expense, shares 178,540          
Tax withholdings paid on equity awards (238,976) (238,976)
Tax shares sold to pay for tax withholdings on equity awards 220,490 220,490
Cancellation of expired warrants 329,099 $ (329,099)
Cancellation of expired warrants, shares   (18,837)      
Common stock issued for services $ 14 467,486 467,500
Common stock issued for services, shares 137,500          
Exercise of common stock warrants $ 139 6,580,106 $ (1,787,294) 4,792,951
Exercise of common stock warrants, shares 1,389,261   (1,389,261)      
Exercise of common stock options $ 38 636,955 636,993
Exercise of common stock options, shares 377,361          
August 2020 Registered Direct Offering, net of $1,464,276 issuance costs $ 461 13,513,177 13,513,638
August 2020 Registered Direct Offering, net of $1,464,276 issuance costs, shares 4,608,589          
January 2021 Public Offering, net of $2,970,165 issuance costs $ 771 39,055,562 39,056,333
January 2021 Public Offering, net of $2,970,165 issuance costs, shares 7,711,284          
Purchase of shares under CGP and Sirtex stock purchase agreements $ 169 5,836,562 5,836,731
Purchase of shares under CGP and Sirtex stock purchase agreements, shares 1,691,806          
Other comprehensive loss (59,605) (59,605)
Net loss (45,167,731) (45,167,731)
Balance at Jul. 31, 2021 $ 3,916 $ 286,337,291 $ 3,591,734 $ (79,109) $ (251,778,031) $ 38,075,801
Balance, shares at Jul. 31, 2021 39,152,610   1,706,190