Cash Flow

v3.8.0.1
Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($)
6 Months Ended
Apr. 30, 2018
Apr. 30, 2017
CASH FLOWS FROM OPERATING ACTIVITIES    
Net loss $ (25,708,000) $ (116,021,000)
Loss from discontinued operations (416,000)
Loss from continuing operations (25,708,000) (115,605,000)
Adjustments to reconcile net loss from continuing operations to net cash used in continuing operating activities:    
Loss on extinguishment of warrant liability 520,000
Depreciation and amortization 606,000 173,000
Stock based compensation expense 17,752,000 7,780,000
Research and development - intellectual property acquired 104,693,000
Change in fair value of derivatives (3,814,000) 8,000
Changes in operating assets and liabilities:    
Prepaid expenses and other current assets 16,000
Security deposits - non-current (137,000) (279,000)
Accounts payable and accrued expenses 737,000 32,000
Net cash used in continuing operating activities (10,028,000) (3,198,000)
Net cash provided by discontinued operating activities 547,000
Net cash used in operating activities (10,028,000) (2,651,000)
CASH FLOWS FROM INVESTING ACTIVITIES    
Purchase of property and equipment (4,517,000) (1,961,000)
Net cash used in continuing investing activities (4,517,000) (1,961,000)
Net cash provided by discontinued investing activities 30,000
Net cash used in investing activities (4,487,000) (1,961,000)
CASH FLOWS FROM FINANCING ACTIVITIES    
Proceeds from stock options exercised 91,000 588,000
Net proceeds from the sale of common stock 34,595,000 2,278,000
Net cash provided by financing activities 34,686,000 2,866,000
Net increase (decrease) in cash and cash equivalents 20,171,000 (1,746,000)
Cash and cash equivalents - beginning of period 17,667,000 6,523,000
Cash and cash equivalents - end of period 37,838,000 4,777,000
Supplemental schedule of non-cash investing and financing activities:    
Conversion of Series A preferred stock to common stock 769,000 816,000
Conversion of Series B preferred stock to common stock 4,020,000 514,000
Conversion of Series C preferred stock to common stock 201,000 441,000
Conversion of Series D preferred stock to common stock 312,000 1,127,000
Conversion of Series E preferred stock to common stock 104,693,000
Exchange of Series F preferred stock for common stock 13,061,000
Extinguishment of warrant liability 2,525,000
Unpaid liability for acquisition of property and equipment 385,000 83,000
Warrant exchange for common stock shares 78,000
Deemed dividend - accretion of discount on preferred stock 1,290,000
Cumulative dividends on Series F preferred stock (373,000)
Series F preferred stock dividends paid in common stock $ 306,000

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