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v3.23.1

Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Mar. 31, 2023 | Mar. 31, 2022
Operating activities |  |
Net (loss) income | $ (24,332) | $ 32,859
Adjustments to reconcile net (loss) income to net cash provided by (used in) operating activities: |  |
Depreciation and amortization | 1,013 | 985
Amortization of right-of-use assets and loss on disposal of property and equipment | 642 | 743
Accretion of discounts on marketable securities | (3,498) | (181)
Change in fair value of warrant liability | 0 | (1,801)
Stock-based compensation expense | 10,034 | 7,646
Bad debt expense | 12,313 | 0
Non-cash interest expense | 1,686 | 1,680
Changes in operating assets and liabilities: |  |
Accounts and other receivables, net | 30,336 | (5,120)
Inventories, net | 1,753 | (17,703)
Prepaid manufacturing | 0 | 21,325
Prepaid expenses and other current assets | (1,304) | (9,231)
Other assets | 677 | (49)
Accounts payable | 4,096 | 16,938
CEPI accrual (Note 6) | 0 | (21,478)
Lease liabilities | (793) | (806)
Deferred revenue | 0 | (36,661)
Accrued liabilities and other liabilities | (5,001) | (39,589)
Net cash provided by (used in) operating activities | 27,622 | (50,443)
Investing activities |  |
Purchases of marketable securities | (185,301) | (250,375)
Proceeds from maturities of marketable securities | 134,250 | 35,250
Purchases of property and equipment, net | (1,283) | (1,358)
Net cash used in investing activities | (52,334) | (216,483)
Financing activities |  |
Proceeds from warrants exercised | 0 | 8,455
Proceeds from exercise of stock options and/or release of restricted stock awards, net | 239 | 1,122
Proceeds from Employee Stock Purchase Plan | 777 | 710
Payments for taxes related to net share settlement of RSUs | (4,106) | 0
Net cash (used in) provided by financing activities | (3,090) | 10,287
Effect of exchange rate changes on cash and cash equivalents, and restricted cash | 151 | (134)
Net decrease in cash and cash equivalents, and restricted cash | (27,651) | (256,773)
Cash and cash equivalents, and restricted cash at beginning of period | 202,211 | 436,408
Cash and cash equivalents, and restricted cash at end of period | 174,560 | 179,635
Supplemental disclosure of cash flow information |  |
Cash paid during the period for income taxes | 32 | 87
Reclassification of contract asset from other current assets to other assets | 71,307 | 0
Reclassification of CEPI accrual to CEPI accrual long-term | (60,337) | 0
Non-cash investing and financing activities: |  |
Purchases of property and equipment, not yet paid | 926 | 2,007
Right-of-use assets obtained in exchange of operating lease liabilities | $ 278 | $ 1,173

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