Quarterly report pursuant to Section 13 or 15(d)

CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS

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CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($)
$ in Thousands
6 Months Ended
Jun. 30, 2016
Jun. 30, 2015
Operating activities    
Net loss $ (22,609) $ (10,665)
Adjustments to reconcile net loss to net cash used in operating activities:    
Depreciation and amortization 620 184
Loss on disposal of assets 3  
Stock-based compensation expense 1,810 1,124
Changes in operating assets and liabilities:    
Prepaid expenses and other current assets (1,497) (252)
Restricted cash   (488)
Accounts payable (1,423) 285
Accrued expenses 1,467 476
Deferred rent and lease incentive (140) (29)
Net cash used in operating activities (21,769) (9,365)
Investing activities    
Purchases of property and equipment (1,827) (171)
Net cash used in investing activities (1,827) (171)
Financing activities    
Payment on capital lease obligations (55) (16)
Proceeds from issuance of convertible preferred stock, net of issuance costs 39,813  
Proceeds from issuance of common stock 357 336
Payments of offering costs (2,312)  
Net cash provided by financing activities 37,803 320
Increase (decrease) in cash and cash equivalents 14,207 (9,216)
Cash and cash equivalents at beginning of period 35,909 60,393
Cash and cash equivalents at end of period 50,116 51,177
Supplemental disclosure of cash flow information:    
Cash paid for interest 10 6
Non-cash investing and financing activities    
Property and equipment received but unpaid as of period end 112 106
Assets acquired under capital lease 17 $ 389
Offering costs incurred but unpaid at period end $ 625