v3.25.2
CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($)
$ in Millions
 12 Months Ended
May 31, 2025
May 31, 2024
May 31, 2023
OPERATING ACTIVITIES      
Net income $ 4,092 $ 4,331 $ 3,972
Adjustments to reconcile net income to cash provided by operating activities:      
Depreciation and amortization 4,264 4,287 4,176
Provision for uncollectible accounts 521 421 696
Other noncash items including leases and deferred income taxes 3,156 2,919 3,472
Stock-based compensation 154 163 182
Retirement plans mark-to-market adjustments (515) (561) (650)
Goodwill and other asset impairment charges 21 157 117
Business optimization and realignment costs, net of payments 43 26 23
Changes in assets and liabilities:      
Receivables (1,780) (270) 782
Other current assets 90 (43) 48
Pension and postretirement healthcare assets and liabilities, net (553) (522) (623)
Accounts payable and other liabilities (2,445) (2,553) (3,331)
Other, net (12) (43) (16)
Cash provided by operating activities 7,036 8,312 8,848
INVESTING ACTIVITIES      
Capital expenditures (4,055) (5,176) (6,174)
Purchase of investments (262) (176) (84)
Proceeds from sale of investments 110 38 0
Proceeds from asset dispositions, and other investing activities, net 115 114 84
Cash used in investing activities (4,092) (5,200) (6,174)
FINANCING ACTIVITIES      
Principal payments on debt (157) (147) (152)
Proceeds from stock issuances 524 491 231
Dividends paid (1,339) (1,259) (1,177)
Purchase of common stock (3,017) (2,500) (1,500)
Other, net (30) (11) 1
Cash used in financing activities (4,019) (3,426) (2,597)
Effect of exchange rate changes on cash 76 (41) (118)
Net decrease in cash and cash equivalents (999) (355) (41)
Cash and cash equivalents at beginning of period 6,501 6,856 6,897
Cash and cash equivalents at end of period $ 5,502 $ 6,501 $ 6,856