2021 2020 2019 2018 2017 Operating Cash Flow $2.66B$2.42B$3.11B$2.66B$3.15B Net Income $13.61B$5.67B$1.79B$2.53B$-1.02B Depreciation & Amortization $502M$609M$681M$696M$676M Deferred Income Tax $-680M$408M$117M$-153M$1.73B Stock-Based Compensation $477M$431M$505M$538M$483M Change In Working Capital $-134M$9.27B$2.55B$-2.03B$-1.53B Other Non-Cash Items $-11.12B$-13.97B$-2.52B$1.08B$2.81B Cash From Investing $3.66B$3.79B$2.79B$2.89B$-1.3B Purchases Of Investments $-22.27B$-32.89B$-46.98B$-28.11B$-14.6B Sales / Maturities of Investments $18.97B$33.13B$50.55B$30.9B$14.52B Property, Plant & Equipment Investments $-444M$-494M$-554M$-651M$-666M Net Acquisitions $0$0$-253M$727M$-548M Other Investing Activites $7.41B$4.05B$23M$32M$-3M Cash From Financing $-6.53B$-5.69B$-7.09B$-5.4B$-1.78B Debt Repayment $-1.16B$-1.77B$-1.55B$-750M$-1.45B Dividend Payments $-466M$-447M$-473M$0$0 Payout Ratio 3.42%7.89%26.48%0%0% Net Common Stock Repurchased $6.96B$5.05B$4.87B$4.39B$2.63B Common Stock Repurchased $-7.05B$-5.14B$-4.97B$-4.5B$-2.75B Common Stock Issued $6.96B$5.05B$4.87B$4.39B$2.63B Other Financing Activites $2.05B$1.57B$-201M$-255M$2.29B Accounts Receivables $195M$8M$-124M$-98M$-195M Accounts Payables $9M$101M$4M$-47M$19M Inventory $0$0$0$0$0 Other Working Capital $171M$12.46B$3.19B$640M$2.67B Capital Expenditure (CAPEX) $-444M$-494M$-554M$-651M$-666M Effect Of Foreign Exchange On Cash $24M$77M$-33M$-75M$238M Net Change In Cash $-188M$598M$-1.22B$79M$304M Free Cash Flow (FCF) $2.21B$1.93B$2.56B$2.01B$2.48B Free Cash Flow To Equity (FCFE) $1.06B$154M$1.01B$1.26B$1.03B