Quarterly report pursuant to Section 13 or 15(d)

Condensed Consolidated Statements of Cash Flows

v3.8.0.1
Condensed Consolidated Statements of Cash Flows - USD ($)
 3 Months Ended
Mar. 31, 2018
Mar. 31, 2017
Cash flows from operating activities:    
Net loss $ (8,463,000) $ (5,247,000)
Adjustments to reconcile net loss to cash used in operating activities:    
Depreciation and amortization 174,000 250,000
Stock option compensation expense 1,900,000 1,492,000
Restricted common stock issued to directors and employees 172,000 362,000
Change in operating assets and liabilities:    
Receivables 43,000 (24,000)
Prepaid expenses and other current assets 643,000 (308,000)
Accounts payable and accrued expenses 3,517,000 (2,231,000)
Deferred revenue (2,068,000) (151,000)
Net cash used in operating activities (4,082,000) (5,857,000)
Cash flows from investing activities:    
Capital expenditures (3,502,000) (74,000)
Net cash used in investing activities (3,502,000) (74,000)
Cash flows from financing activities:    
Proceeds from exercise of stock options 1,685,000 0
Net cash provided by financing activities 1,829,000 1,000
Net decrease in cash, cash equivalents and restricted cash (5,755,000) (5,930,000)
Cash, cash equivalents and restricted cash at beginning of period 138,030,000 69,142,000
Cash, cash equivalents and restricted cash at end of period 132,275,000 63,212,000
Supplemental cash flow disclosures:    
Cash and cash equivalents 131,995,000 63,212,000
Restricted cash 280,000 0
Total cash, cash equivalents and restricted cash 132,275,000 63,212,000
Cash paid for interest 3,000 2,000
Dollar Five Warrant [Member]    
Cash flows from financing activities:    
Proceeds from Warrant Exercises $ 144,000 $ 1,000