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v3.21.2

Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands | 6 Months Ended
--- | ---
Jun. 30, 2021 | Jun. 30, 2020
Operating activities |  |
Net income (loss) | $ 5,364 | $ (64,174)
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities: |  |
Depreciation and amortization | 2,202 | 2,063
Amortization of right-of-use assets | 1,326 | 1,261
Gain on disposal of property and equipment and from lease termination |  | (76)
Amortization of premium (accretion of discounts) on marketable securities | 369 | (78)
Loss on debt extinguishment | 5,232 |
Change in fair value of warrant liability | 23,455 | 17,045
Stock compensation expense | 9,747 | 5,866
Cost of sales - amortization of intangible assets |  | 2,500
Interest expense | 2,806 | 1,726
Tenant improvements provided by the landlord |  | 908
Changes in operating assets and liabilities: |  |
Accounts and other receivables, net | (83,239) | 7,983
Inventories, net | (22,762) | (13,060)
Prepaid manufacturing | (6,875) |
Prepaid expenses and other current assets | (247) | (2,083)
Other assets | (265) | 163
Accounts payable | 7,209 | (3,993)
Lease liabilities | (1,554) | (1,383)
Deferred revenue | 91,345 |
Long-term deferred revenue | 106,950 |
Accrued liabilities and other liabilities | 7,757 | (3,355)
Net cash provided by (used in) operating activities | 148,820 | (48,687)
Investing activities |  |
Acquisition of technology licenses |  | (7,000)
Purchases of marketable securities | (164,928) | (103,182)
Proceeds from maturities and redemptions of marketable securities | 81,355 | 74,400
Purchases of property and equipment, net | (2,812) | (3,038)
Net cash used in investing activities | (86,385) | (38,820)
Financing activities |  |
Proceeds from issuance of common stock, net | 28,156 | 107,697
Proceeds from issuance of Convertible Notes, net | 219,822 |
Purchases of capped call options | (27,240) |
Repayment of long-term debt | (190,194) |
Proceeds from warrants exercises | 3,376 |
Proceeds from exercise of stock options and restricted stock awards, net | 1,335 | 13
Proceeds from Employee Stock Purchase Plan | 383 | 311
Net cash provided by financing activities | 35,638 | 108,021
Effect of exchange rate changes on cash, cash equivalents and restricted cash | (546) | 88
Net increase in cash, cash equivalents and restricted cash | 97,527 | 20,602
Cash, cash equivalents and restricted cash at beginning of period | 32,310 | 40,100
Cash, cash equivalents and restricted cash at end of period | 129,837 | 60,702
Supplemental disclosure of cash flow information |  |
Cash paid during the period for interest | 2,053 | 7,757
Non-cash investing and financing activities: |  |
Purchases of property and equipment, not yet paid | $ 2,131 | $ 124

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