XML 16 R5.htm IDEA: XBRL DOCUMENT v3.8.0.1
CONDENSED STATEMENTS OF CASH FLOWS (Unaudited) - USD ($)
9 Months Ended
Sep. 30, 2017
Sep. 30, 2016
Cash flows from operating activities:    
Net loss $ (30,526,820) $ (43,098,785)
Adjustments to reconcile net loss to net cash used in operating activities:    
Depreciation and amortization 492,944 364,548
Stock-based compensation expense 2,214,533 5,400,604
Fair value adjustment on warrant liabilities 572,209 (939,668)
Amortization of loan cost and discount 1,363,566 382,241
Loss on retirement of fixed assets 424,050 9,116
Changes in assets and liabilities:    
Receivables (256,474) 4,485,130
Interest receivable 0 28,130
Prepaid expenses and other current assets 1,430,644 781,013
Accounts payable (1,372,697) (3,254,181)
Deferred revenue 6,924,353 0
Accrued expenses and other current liabilities (1,124,798) (4,644,353)
Net cash used in operating activities (19,858,490) (40,486,205)
Cash flows from investing activities:    
Proceeds from the sale of short-term investments 0 35,035,420
Purchases of equipment and furnishings (134,598) (961,221)
Net cash provided by (used in) investing activities (134,598) 34,074,199
Cash flows from financing activities:    
Proceeds from public offering 13,951,218 18,309,781
Proceeds from sale of common shares and warrants related to NantCell 6,075,647 0
Proceeds from term loan, net 0 24,012,078
Loan amendment fee payment (200,000) 0
Payment of principal on term loan (14,000,478) 0
Net proceeds from exercise of warrants and stock options 3,202,858 704,700
Net cash provided by financing activities 9,029,245 43,026,559
Net increase (decrease) in cash and cash equivalents (10,963,843) 36,614,553
Cash and cash equivalents at beginning of period 56,959,485 22,261,372
Cash and cash equivalents at end of period 45,995,642 58,875,925
Supplemental disclosure of cash flow information:    
Cash paid during the year for interest 1,749,174 1,359,028
Cash paid for income taxes 800 800
Supplemental disclosure of non-cash activities:    
Warrant liability exercise 1,894,589 0
Warrants issued in connection with public offering 0 6,932,592
Warrants issued in connection with term loan 0 633,749
Warrants repriced in connection with debt modification 76,549 0
Shares issued in connection with the class action settlement 0 4,500,000
One for six reverse stock split $ 138,187 $ 0