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v3.7.0.1

Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands | 6 Months Ended
--- | ---
Jun. 30, 2017 | Jun. 30, 2016
CASH FLOWS FROM OPERATING ACTIVITIES |  |
Net loss | $ (138,311) | $ (59,544)
Adjustments to reconcile net loss to net cash used in operating activities: |  |
Depreciation and amortization | 1,078 | 600
Gain on sale of assets | (1,760) | (1,724)
Deferred rent | (239) | (136)
Cease-use expense | (544) | (584)
Amortization of debt issuance costs | 207 | 0
Amortization of debt discount | 2,651 | 0
Amortization of premiums on investments | 596 | 2,440
Non-cash share-based compensation expense | 18,866 | 14,192
Change in operating assets and liabilities: |  |
Accounts receivable | (6,074) | 0
Inventory | (128) | 0
Other current assets | (2,437) | 315
Accounts payable and accrued liabilities | 627 | 1,184
Cease-use liability | (128) | (181)
Other non-current liabilities | 0 | (108)
Net cash used in operating activities | (125,596) | (43,546)
CASH FLOWS FROM INVESTING ACTIVITIES |  |
Purchases of investments | (365,032) | (169,488)
Sales and maturities of investments | 210,324 | 227,150
Proceeds from sales of property and equipment |  | 13
Deposits and restricted cash | 270 | (92)
Purchases of property and equipment | (1,759) | (2,984)
Net cash (used in) provided by investing activities | (156,197) | 54,599
CASH FLOWS FROM FINANCING ACTIVITIES |  |
Issuance of common stock | 5,243 | 998
Proceeds from issuance of senior convertible notes, net | 502,781 |
Net cash provided by financing activities | 508,024 | 998
Net increase in cash and cash equivalents | 226,231 | 12,051
Cash and cash equivalents at beginning of the period | 83,267 | 74,195
Cash and cash equivalents at end of the period | 309,498 | 86,246
Supplemental Cash Flow Information |  |
Cash paid for interest during the period | $ 0 | $ 0

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