Quarterly report pursuant to Section 13 or 15(d)

Condensed Consolidated Statements of Cash Flows

v3.19.2
Condensed Consolidated Statements of Cash Flows - USD ($)
$ in Thousands
6 Months Ended
Jun. 30, 2019
Jun. 30, 2018
Operating activities    
Net loss $ (47,113) $ (34,536)
Adjustments to reconcile net loss to net cash used in operating activities:    
Depreciation and amortization 278 25
Stock-based compensation expense 4,618 3,547
Net accretion and amortization of investments in marketable securities (1,324) (777)
Non-cash interest associated with debt discount accretion   148
Loss on extinguishment of debt   407
Change in fair value of warrant liability   4,741
Accretion of tenant improvement allowance   (61)
Changes in assets and liabilities:    
Receivable from collaboration   5,000
Interest receivable and other current assets (421) (279)
Prepaid expenses (5,287) (923)
Other assets 1,550 (729)
Accounts payable 909 25
Accrued liabilities 142 4,191
Accrued interest payable   (43)
Net cash used in operating activities (46,648) (19,264)
Investing activities    
Purchases of property and equipment (269) (46)
Purchases of marketable securities (221,278) (185,925)
Proceeds from maturities of marketable securities 135,451 93,482
Proceeds from sale of marketable securities 3,980  
Net cash used in investing activities (82,116) (92,489)
Financing activities    
Proceeds from issuance of common stock, net of issuance costs 107,746 135,520
Proceeds from issuance of common stock pursuant to equity award plans 104 3,521
Proceeds from issuance of common stock upon exercise of warrants   1,037
Repayment of facility loan principal   (6,527)
Payment of fees to extinguish facility loan   (126)
Net cash provided by financing activities 107,850 133,425
Net (decrease) increase in cash and cash equivalents (20,914) 21,672
Cash and cash equivalents at beginning of period 48,995 23,054
Cash and cash equivalents at end of period 28,081 44,726
Supplemental disclosure    
Cash paid for amounts included in the measurement of lease liabilities $ 313  
Cash paid for interest   231
Supplemental non-cash investing and financing activities    
Lessor funded lease incentives included in other current assets   2,100
Issuance of common stock upon warrant exercises   $ 5,200