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
3 Months Ended
Mar. 31, 2022
Mar. 31, 2021
Cash flows from operating activities:    
Net income (loss) $ (15,385) $ 18,106
Adjustments to reconcile net income (loss) to net cash provided by operating activities:    
Change in estimated fair value of contingent liabilities (1,035) 1,684
Depreciation and amortization of intangible assets 13,655 12,565
Amortization of premium on investments, net 51 150
Amortization of debt discount and issuance fees 326 4,916
Amortization of commercial license rights (11) 528
Loss (gain) on debt extinguishment (1,532) 4,840
Share-based compensation 9,044 8,405
Deferred income taxes (16,180) (12,408)
Loss (gain) from short-term investments 12,877 (13,090)
Other (80) 238
Changes in operating assets and liabilities:    
Accounts receivable, net 43,638 2,411
Inventory 44 (9,670)
Accounts payable and accrued liabilities (2,708) 470
Income tax receivable and payable 11,993 1,072
Deferred revenue (2,453) (5,695)
Other assets and liabilities (233) (3,768)
Net cash provided by operating activities 52,011 10,754
Cash flows from investing activities:    
Purchase of short-term investments (38,190) (72,148)
Proceeds from sale of short-term investments 132,866 109,407
Proceeds from maturity of short-term investments 24,830 31,500
Cash paid for equity method investment (750) 0
Purchase of property and equipment (4,875) (3,404)
Other 0 (240)
Net cash provided by investing activities 113,881 65,115
Cash flows from financing activities:    
Repurchase of 2023 Notes (163,356) (108,822)
Payments under financing lease obligations (13) (3,801)
Proceeds from convertible bond hedge settlement 0 16,855
Payments to convertible bond holders for warrant purchases 0 (16,459)
Net proceeds from stock option exercises and ESPP 347 26,493
Taxes paid related to net share settlement of equity awards (5,862) (5,901)
Payments to CVR Holders (1,416) 0
Other (121) 0
Net cash used in financing activities (170,421) (91,635)
Net decrease in cash, cash equivalents and restricted cash (4,529) (15,766)
Cash, cash equivalents and restricted cash at beginning of period 19,522 47,963
Cash, cash equivalents and restricted cash at end of period 14,993 32,197
Supplemental disclosure of cash flow information:    
Interest paid 359 241
Taxes paid 0 344
Supplemental schedule of non-cash activity:    
Accrued fixed asset purchases 2,574 87
Accrued inventory purchases 306 775
Unrealized loss on AFS investments $ (114) $ (55)