Quarterly report pursuant to Section 13 or 15(d)

Condensed Consolidated Statements of Cash Flows (Unaudited)

v3.10.0.1
Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($)
3 Months Ended
Oct. 31, 2018
Oct. 31, 2017
Operating activities    
Net loss $ (7,575,615) $ (5,900,452)
Adjustments to reconcile net loss to net cash used in operating activities:    
Depreciation and amortization 60,871 96,004
Amortization of (discount)/premium on investments (28,295)
Stock-based compensation 1,391,656 554,575
Common stock issued for services 239,824 109,000
Modification of equity award 135,425
Foreign currency exchange loss, net 171,914
Changes in operating assets and liabilities:    
Prepaid expenses 19,349 142,881
Other current assets (545,936) 58,099
Other long-term assets 3,503 7,383
Accounts payable and accrued liabilities (917,095) (245,050)
Accrued compensation 416,833 93,531
Other long-term liabilities (150,621) 4,167
Net cash used in operating activities (6,778,187) (5,079,862)
Investing activities    
Maturity of investment securities 7,754,000
Sale of investment securities 5,977,794
Net cash provided by investing activities 13,731,794
Financing activities    
Proceeds from issuance of common stock through ESPP 12,671 19,048
Proceeds from issuance of common stock and/or warrants 8,000,000 9,283,443
Payment of financing and offering costs (240,000) (1,008,143)
Proceeds from exercise of options 539,719
Proceeds from exercise of warrants 9,000
Tax withholdings paid on equity awards (15,185)
Tax withholdings paid related to net share settlement of equity awards (24,340)
Tax shares sold to pay for tax withholdings on equity awards 14,649
Net cash provided by financing activities 8,287,514 8,303,348
Effect of exchange rate changes on cash (28,681) (6,744)
Net increase in cash and cash equivalents 15,212,440 3,216,742
Cash and cash equivalents, at beginning of period 3,803,627 11,444,676
Cash and cash equivalents, at end of period 19,016,067 14,661,418
Supplemental disclosure for cash flow information:    
Interest
Income taxes
Noncash investing and financing transactions:    
Expiration of warrants 100,162 535,857
Amounts accrued for offering costs $ 313,189 $ 201,068