Consolidated Balance Sheet (unaudited) - USD ($) $ in Millions	Jun. 30, 2025	Dec. 31, 2024
Current assets:
Cash and cash equivalents (M)	$ 1,514	$ 1,138
Receivables from customers (I)	979	1,096
Other receivables	225	143
Inventories (J)	2,220	1,998
Fair value of derivative instruments (M)	73	25
Prepaid expenses and other current assets	388	514
Total current assets	5,399	4,914
Properties, plants, and equipment	20,413	19,550
Less: accumulated depreciation, depletion, and amortization	13,742	13,161
Properties, plants, and equipment, net	6,671	6,389
Investments (H)	1,016	980
Deferred income taxes	317	284
Fair value of derivative instruments (M)	59	0
Other noncurrent assets (P)	1,528	1,497
Total assets	14,990	14,064
Current liabilities:
Accounts payable, trade	1,633	1,805
Accrued compensation and retirement costs	354	362
Taxes, including income taxes	246	102
Fair value of derivative instruments (M)	286	263
Other current liabilities	678	788
Long-term debt due within one year (K & M)	75	75
Total current liabilities	3,272	3,395
Long-term debt, less amount due within one year (K & M)	2,574	2,470
Accrued pension benefits (L)	235	256
Accrued other postretirement benefits (L)	397	412
Asset retirement obligations	688	691
Environmental remediation (O)	185	182
Fair value of derivative instruments (M)	862	836
Noncurrent income taxes	79	9
Other noncurrent liabilities and deferred credits	463	656
Total liabilities	8,755	8,907
CONTINGENCIES AND COMMITMENTS (O)
MEZZANINE EQUITY
Noncontrolling interest (C)	100	0
Alcoa Corporation shareholders’ equity:
Preferred stock	0	0
Common stock	3	3
Additional capital	11,560	11,587
Accumulated deficit	(664)	(1,323)
Accumulated other comprehensive loss (G)	(4,764)	(5,110)
Total equity	6,135	5,157
Total liabilities, mezzanine equity, and equity	$ 14,990	$ 14,064