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v3.21.2

Consolidated Statements of Cash Flows - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2021 | Sep. 30, 2020 | Sep. 30, 2021 | Sep. 30, 2020
Cash flows from operating activities |  |  |  |
Net loss | $ (71,959) | $ (199,853) | $ (510,505) | $ (831,740)
Adjustments to reconcile net loss to net cash provided by (used in) operating activities: |  |  |  |
Depreciation and amortization | 32,510 | 21,804 | 84,278 | 63,933
Stock-based compensation | 300,898 | 192,080 | 794,571 | 550,300
Amortization of debt discount and issuance costs | 1,109 | 24,503 | 3,301 | 56,478
(Gains) losses on debt and equity securities, net | (121,007) | 4,142 | (223,527) | 12,114
Induced conversion expense related to convertible notes | 4,536 |  | 41,538 |
Other | (732) | 1,924 | 4,019 | (443)
Change in operating assets and liabilities, net of effect of acquisitions: |  |  |  |
Accounts receivable, net of allowance | (132,908) | (151,856) | (178,044) | (43,310)
Prepaid expenses and other current assets | (4,191) | (10,608) | (15,562) | (19,352)
Operating lease right-of-use assets | 11,470 | 10,054 | 35,217 | 28,307
Other assets | (4,204) | 3,390 | (5,440) | 2,343
Accounts payable | 11,084 | 3,435 | 17,430 | 11,448
Accrued expenses and other current liabilities | 56,687 | 61,595 | 89,726 | 94,368
Operating lease liabilities | (13,911) | (15,760) | (35,265) | (40,739)
Other liabilities | 2,170 | 322 | 5,615 | 1,194
Net cash provided by (used in) operating activities | 71,552 | (54,828) | 107,352 | (115,099)
Cash flows from investing activities |  |  |  |
Purchases of property and equipment | (19,836) | (14,727) | (45,310) | (41,385)
Strategic investments | (735) | (3,500) | (33,510) | (95,341)
Cash paid for acquisitions, net of cash acquired | (37,375) | (33,508) | (176,591) | (53,712)
Purchases of marketable securities | (609,176) | (1,148,344) | (1,896,766) | (2,576,892)
Sales of marketable securities | 19,999 | 155,899 | 367,555 | 373,857
Maturities of marketable securities | 492,921 | 668,930 | 2,006,744 | 1,898,176
Other | (1,000) |  | 35,100 | (500)
Net cash provided by (used in) investing activities | (155,202) | (375,250) | 257,222 | (495,797)
Cash flows from financing activities |  |  |  |
Proceeds from issuance of convertible notes, net of issuance costs |  |  | 1,137,227 | 988,582
Purchase of capped calls |  |  | (86,825) | (100,000)
Proceeds from the exercise of stock options | 4,045 | 2,434 | 11,755 | 26,041
Net cash provided by financing activities | 4,045 | 2,434 | 1,062,157 | 914,623
Change in cash, cash equivalents, and restricted cash | (79,605) | (427,644) | 1,426,731 | 303,727
Cash, cash equivalents, and restricted cash, beginning of period | 2,052,879 | 1,252,631 | 546,543 | 521,260
Cash, cash equivalents, and restricted cash, end of period | 1,973,274 | 824,987 | 1,973,274 | 824,987
Supplemental disclosures |  |  |  |
Cash paid for income taxes, net | 1,940 | 1,309 | 16,228 | 2,679
Cash paid for interest | $ 3,508 | $ 5,113 | $ 10,249 | $ 10,378

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