Consolidated Balance Sheets - USD ($) $ in Millions	Dec. 28, 2025	Dec. 29, 2024
Assets
Cash and cash equivalents	$ 416.7	$ 721.2
Accounts receivable, net	686.1	709.2
Short-term contract assets	72.8	75.6
Inventories, net	1,403.2	1,353.0
Prepaid expenses and other current assets	101.2	86.0
Total Current Assets	2,680.0	2,945.0
Property, plant and equipment, net	1,940.6	1,776.9
Goodwill	225.2	227.2
Other assets	253.8	281.5
Total Assets	5,099.6	5,230.6
Liabilities and Stockholders’ Equity
Accounts payable	568.2	609.1
Short-term contract liabilities	146.4	169.4
Short-term debt and current portion of long-term debt	31.1	180.4
Other current liabilities	260.6	249.6
Total Current Liabilities	1,006.3	1,208.5
Long-term debt	1,718.3	1,714.9
Accrued postretirement benefits	158.5	164.3
Pension liabilities	41.4	37.2
Other long-term liabilities	258.4	150.5
Total Liabilities	3,182.9	3,275.4
ATI Stockholders’ Equity:
Preferred stock, par value $0.10: authorized-50,000,000 shares; issued-none	0.0	0.0
Common stock, par value $0.10: authorized-500,000,000 shares; issued- 142,871,688 shares at December 28, 2025 and 142,871,688 shares at December 29, 2024; outstanding-135,934,852 shares at December 28, 2025 and 141,387,049 shares at December 29, 2024	14.3	14.3
Additional paid-in capital	1,884.6	1,943.9
Retained earnings	468.7	64.3
Treasury stock: 6,936,836 shares at December 28, 2025 and 1,484,639 shares at December 29, 2024	(502.7)	(82.6)
Accumulated other comprehensive loss, net of tax	(60.4)	(89.5)
Total ATI Stockholders’ Equity	1,804.5	1,850.4
Noncontrolling Interests	112.2	104.8
Total Stockholders’ Equity	1,916.7	1,955.2
Total Liabilities and Stockholders’ Equity	$ 5,099.6	$ 5,230.6