2021 2020 2019 2018 2017 Operating Cash Flow $392.61M$2.43B$-2.89B$-2.68B$-1.79B Net Income $5.12B$2.76B$1.87B$1.21B$558.93M Depreciation & Amortization $12.44B$10.92B$9.32B$7.66B$6.33B Deferred Income Tax $199.55M$70.07M$-94.44M$-85.52M$-208.69M Stock-Based Compensation $403.22M$415.18M$405.38M$320.66M$182.21M Change In Working Capital $777.5M$-2.37B$2.63B$-3.88B$1B Other Non-Cash Items $-18.54B$-9.37B$-17.02B$-7.9B$-9.65B Cash From Investing $-1.34B$-505.35M$-387.06M$-339.12M$34.33M Purchases Of Investments $0$0$0$0$-74.82M Sales / Maturities of Investments $0$0$0$0$342.86M Property, Plant & Equipment Investments $-524.59M$-497.92M$-253.03M$-173.95M$-173.3M Net Acquisitions $-788.35M$0$0$0$0 Other Investing Activites $-26.92M$-7.43M$-134.03M$-165.17M$-60.41M Cash From Financing $-1.15B$1.24B$4.51B$4.05B$3.08B Debt Repayment $-500M$0$0$0$0 Dividend Payments $0$0$0$0$0 Payout Ratio 0%0%0%0%0% Net Common Stock Repurchased $425.61M$-235.41M$-72.49M$-124.5M$-88.38M Common Stock Repurchased $-600.02M$0$0$0$0 Common Stock Issued $425.61M$-235.41M$-72.49M$-124.5M$-88.38M Other Financing Activites $-224.17M$1B$4.43B$3.92B$2.99B Accounts Receivables $0$0$0$0$0 Accounts Payables $145.12M$-41.6M$96.06M$199.2M$74.56M Inventory $0$0$0$0$0 Other Working Capital $358.36M$-419.14M$1.96B$-677.19M$3.21B Capital Expenditure (CAPEX) $-524.59M$-497.92M$-253.03M$-212.53M$-227.02M Effect Of Foreign Exchange On Cash $-86.74M$36.05M$469K$-39.68M$29.85M Net Change In Cash $-2.18B$3.2B$1.23B$989.25M$1.36B Free Cash Flow (FCF) $-131.97M$1.93B$-3.14B$-2.89B$-2.01B Free Cash Flow To Equity (FCFE) $-631.98M$1.93B$-3.14B$-2.89B$-2.01B