Quarterly report pursuant to Section 13 or 15(d)

Condensed Consolidated Statements of Cash Flows (Unaudited)

v3.19.2
Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($)
9 Months Ended
Apr. 30, 2019
Apr. 30, 2018
Operating activities    
Net loss $ (22,773,744) $ (26,697,106)
Adjustments to reconcile net loss to net cash used in operating activities:    
Depreciation and amortization 183,435 273,136
Loss on disposal of property and equipment, net 875,098
Warrant inducement expense 2,465,396
Amortization of discount on investments (50,419) (1,052)
Stock-based compensation 2,988,349 5,904,920
Common stock issued for services 657,504 1,443,650
Modification of equity award 135,425  
Foreign currency exchange loss, net 185,967
Changes in operating assets and liabilities:    
Prepaid expenses and other current assets (427,217) (898,296)
Other long-term assets (8,538) (52,575)
Accounts payable and accrued liabilities (1,072,096) (578,006)
Accrued compensation (9,670) 245,500
Other long-term liabilities (720,237) 19,141
Net cash used in operating activities (20,911,241) (17,000,194)
Investing activities    
Purchases of property and equipment (9,882) (51,666)
Purchase of investment securities (23,234,225)
Maturity of investment securities 16,236,000
Sale of investment securities 5,977,794
Net cash provided by (used in) investing activities 22,203,912 (23,285,891)
Financing activities    
Proceeds from issuance of common stock through ESPP 23,390 35,809
Proceeds from issuance of common stock and/or warrants 17,519,930 32,283,444
Payment of financing and offering costs (844,274) (3,577,214)
Proceeds from exercise of options 566,135 226,285
Proceeds from exercise of warrants 9,999,983
Principal payments on note payable (20,218)
Tax withholdings paid on equity awards (86,430)
Tax withholdings paid related to net share settlement of equity awards (32,505)
Tax shares sold to pay for tax withholdings on equity awards 68,739
Net cash provided by financing activities 17,194,767 38,968,307
Effect of exchange rate changes on cash and cash equivalents (33,406) (7,933)
Net increase (decrease) in cash and cash equivalents 18,454,032 (1,325,711)
Cash and cash equivalents, at beginning of period 3,803,627 11,444,676
Cash and cash equivalents, at end of period 22,257,659 10,118,965
Supplemental disclosure for cash flow information:    
Interest 987
Income taxes 1,700 951
Noncash investing and financing transactions:    
Expiration of warrants 100,161 1,200,742
Amounts accrued for offering costs 114,406 70,000
Note issued for insurance premium $ 185,990