Listed

ATI Inc

ATINYSECIK 1018963MaterialsFiscal year ends Dec 28

Standardized line items from XBRL company facts, the last twelve quarters. Negative values are in parentheses. A figure marked d is derived from year-to-date figures.

Income statement

Revenue$1.42bn, Q3 FY2026
Operating income$271.9m, Q3 FY2026
Net income$189.8m, Q3 FY2026
ATI Inc, income statement, quarterly
Line itemUnitQ4 FY20232023-12-31Q1 FY20242024-03-31Q2 FY20242024-06-30Q3 FY20242024-09-29Q4 FY20242024-12-29Q1 FY20252025-03-30Q2 FY20252025-06-29Q3 FY20252025-09-28Q4 FY20252025-12-28Q1 FY20262026-03-29Q2 FY20262026-06-28Q3 FY20262026-09-27
Revenue$m1,064Revenue, Q4 FY2023, three months to 2023-12-31$1.06bn. XBRL concept us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. 10-K filed 2024-02-23, accession 0001628280-24-006606.Report this figure1,043Revenue, Q1 FY2024, three months to 2024-03-31$1.04bn. XBRL concept us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. 10-Q filed 2025-05-01, accession 0001628280-25-021463.Report this figure1,095Revenue, Q2 FY2024, three months to 2024-06-30$1.10bn. XBRL concept us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. 10-Q filed 2025-07-31, accession 0001628280-25-036963.Report this figure1,051Revenue, Q3 FY2024, three months to 2024-09-29$1.05bn. XBRL concept us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. 10-Q filed 2025-10-28, accession 0001628280-25-046675.Report this figure1,173Revenue, Q4 FY2024, three months to 2024-12-29$1.17bn. XBRL concept us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. 10-K filed 2026-02-20, accession 0001628280-26-010140. Derived: 12-month figure less the 9-month figure.Report this figure1,144Revenue, Q1 FY2025, three months to 2025-03-30$1.14bn. XBRL concept us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. 10-Q filed 2026-04-30, accession 0001628280-26-028684.Report this figure1,140Revenue, Q2 FY2025, three months to 2025-06-29$1.14bn. XBRL concept us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. 10-Q filed 2026-08-06, accession 0001628280-26-054233.Report this figure1,126Revenue, Q3 FY2025, three months to 2025-09-28$1.13bn. XBRL concept us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. 10-Q filed 2026-10-29, accession 0001628280-26-068145.Report this figure1,177Revenue, Q4 FY2025, three months to 2025-12-28$1.18bn. XBRL concept us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. 10-K filed 2026-02-20, accession 0001628280-26-010140. Derived: 12-month figure less the 9-month figure.Report this figure1,152Revenue, Q1 FY2026, three months to 2026-03-29$1.15bn. XBRL concept us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. 10-Q filed 2026-04-30, accession 0001628280-26-028684.Report this figure1,261Revenue, Q2 FY2026, three months to 2026-06-28$1.26bn. XBRL concept us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. 10-Q filed 2026-08-06, accession 0001628280-26-054233.Report this figure1,424Revenue, Q3 FY2026, three months to 2026-09-27$1.42bn. XBRL concept us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. 10-Q filed 2026-10-29, accession 0001628280-26-068145.Report this figure
Cost of revenue$m858Cost of revenue, Q4 FY2023, three months to 2023-12-31$858.3m. XBRL concept us-gaap:CostOfGoodsAndServicesSold. 10-K filed 2026-02-20, accession 0001628280-26-010140. Derived: 12-month figure less the 9-month figure.Report this figure846Cost of revenue, Q1 FY2024, three months to 2024-03-31$845.5m. XBRL concept us-gaap:CostOfGoodsAndServicesSold. 10-Q filed 2025-05-01, accession 0001628280-25-021463.Report this figure868Cost of revenue, Q2 FY2024, three months to 2024-06-30$867.9m. XBRL concept us-gaap:CostOfGoodsAndServicesSold. 10-Q filed 2025-07-31, accession 0001628280-25-036963.Report this figure826Cost of revenue, Q3 FY2024, three months to 2024-09-29$826.4m. XBRL concept us-gaap:CostOfGoodsAndServicesSold. 10-Q filed 2025-10-28, accession 0001628280-25-046675.Report this figure924Cost of revenue, Q4 FY2024, three months to 2024-12-29$924.1m. XBRL concept us-gaap:CostOfGoodsAndServicesSold. 10-K filed 2026-02-20, accession 0001628280-26-010140. Derived: 12-month figure less the 9-month figure.Report this figure909Cost of revenue, Q1 FY2025, three months to 2025-03-30$908.6m. XBRL concept us-gaap:CostOfGoodsAndServicesSold. 10-Q filed 2026-04-30, accession 0001628280-26-028684.Report this figure898Cost of revenue, Q2 FY2025, three months to 2025-06-29$897.9m. XBRL concept us-gaap:CostOfGoodsAndServicesSold. 10-Q filed 2026-08-06, accession 0001628280-26-054233.Report this figure870Cost of revenue, Q3 FY2025, three months to 2025-09-28$870.2m. XBRL concept us-gaap:CostOfGoodsAndServicesSold. 10-Q filed 2026-10-29, accession 0001628280-26-068145.Report this figure904Cost of revenue, Q4 FY2025, three months to 2025-12-28$903.7m. XBRL concept us-gaap:CostOfGoodsAndServicesSold. 10-K filed 2026-02-20, accession 0001628280-26-010140. Derived: 12-month figure less the 9-month figure.Report this figure889Cost of revenue, Q1 FY2026, three months to 2026-03-29$888.6m. XBRL concept us-gaap:CostOfGoodsAndServicesSold. 10-Q filed 2026-04-30, accession 0001628280-26-028684.Report this figure951Cost of revenue, Q2 FY2026, three months to 2026-06-28$951.3m. XBRL concept us-gaap:CostOfGoodsAndServicesSold. 10-Q filed 2026-08-06, accession 0001628280-26-054233.Report this figure1,044Cost of revenue, Q3 FY2026, three months to 2026-09-27$1.04bn. XBRL concept us-gaap:CostOfGoodsAndServicesSold. 10-Q filed 2026-10-29, accession 0001628280-26-068145.Report this figure
Gross profit$m206Gross profit, Q4 FY2023, three months to 2023-12-31$205.7m. XBRL concept us-gaap:GrossProfit. 10-K filed 2026-02-20, accession 0001628280-26-010140. Derived: 12-month figure less the 9-month figure.Report this figure197Gross profit, Q1 FY2024, three months to 2024-03-31$197.4m. XBRL concept us-gaap:GrossProfit. 10-Q filed 2025-05-01, accession 0001628280-25-021463.Report this figure227Gross profit, Q2 FY2024, three months to 2024-06-30$227.4m. XBRL concept us-gaap:GrossProfit. 10-Q filed 2025-07-31, accession 0001628280-25-036963.Report this figure225Gross profit, Q3 FY2024, three months to 2024-09-29$224.8m. XBRL concept us-gaap:GrossProfit. 10-Q filed 2025-10-28, accession 0001628280-25-046675.Report this figure249Gross profit, Q4 FY2024, three months to 2024-12-29$248.6m. XBRL concept us-gaap:GrossProfit. 10-K filed 2026-02-20, accession 0001628280-26-010140. Derived: 12-month figure less the 9-month figure.Report this figure236Gross profit, Q1 FY2025, three months to 2025-03-30$235.8m. XBRL concept us-gaap:GrossProfit. 10-Q filed 2026-04-30, accession 0001628280-26-028684.Report this figure243Gross profit, Q2 FY2025, three months to 2025-06-29$242.5m. XBRL concept us-gaap:GrossProfit. 10-Q filed 2026-08-06, accession 0001628280-26-054233.Report this figure255Gross profit, Q3 FY2025, three months to 2025-09-28$255.3m. XBRL concept us-gaap:GrossProfit. 10-Q filed 2026-10-29, accession 0001628280-26-068145.Report this figure273Gross profit, Q4 FY2025, three months to 2025-12-28$273.4m. XBRL concept us-gaap:GrossProfit. 10-K filed 2026-02-20, accession 0001628280-26-010140. Derived: 12-month figure less the 9-month figure.Report this figure263Gross profit, Q1 FY2026, three months to 2026-03-29$262.9m. XBRL concept us-gaap:GrossProfit. 10-Q filed 2026-04-30, accession 0001628280-26-028684.Report this figure310Gross profit, Q2 FY2026, three months to 2026-06-28$309.8m. XBRL concept us-gaap:GrossProfit. 10-Q filed 2026-08-06, accession 0001628280-26-054233.Report this figure380Gross profit, Q3 FY2026, three months to 2026-09-27$380.2m. XBRL concept us-gaap:GrossProfit. 10-Q filed 2026-10-29, accession 0001628280-26-068145.Report this figure
Selling, general and administrative$m92.3Selling, general and administrative, Q4 FY2023, three months to 2023-12-31$92.3m. XBRL concept us-gaap:SellingGeneralAndAdministrativeExpense. 10-K filed 2026-02-20, accession 0001628280-26-010140. Derived: 12-month figure less the 9-month figure.Report this figure82.0Selling, general and administrative, Q1 FY2024, three months to 2024-03-31$82.0m. XBRL concept us-gaap:SellingGeneralAndAdministrativeExpense. 10-Q filed 2025-05-01, accession 0001628280-25-021463.Report this figure88.9Selling, general and administrative, Q2 FY2024, three months to 2024-06-30$88.9m. XBRL concept us-gaap:SellingGeneralAndAdministrativeExpense. 10-Q filed 2025-07-31, accession 0001628280-25-036963.Report this figure82.4Selling, general and administrative, Q3 FY2024, three months to 2024-09-29$82.4m. XBRL concept us-gaap:SellingGeneralAndAdministrativeExpense. 10-Q filed 2025-10-28, accession 0001628280-25-046675.Report this figure89.0Selling, general and administrative, Q4 FY2024, three months to 2024-12-29$89.0m. XBRL concept us-gaap:SellingGeneralAndAdministrativeExpense. 10-K filed 2026-02-20, accession 0001628280-26-010140. Derived: 12-month figure less the 9-month figure.Report this figure85.0Selling, general and administrative, Q1 FY2025, three months to 2025-03-30$85.0m. XBRL concept us-gaap:SellingGeneralAndAdministrativeExpense. 10-Q filed 2026-04-30, accession 0001628280-26-028684.Report this figure82.8Selling, general and administrative, Q2 FY2025, three months to 2025-06-29$82.8m. XBRL concept us-gaap:SellingGeneralAndAdministrativeExpense. 10-Q filed 2026-08-06, accession 0001628280-26-054233.Report this figure94.6Selling, general and administrative, Q3 FY2025, three months to 2025-09-28$94.6m. XBRL concept us-gaap:SellingGeneralAndAdministrativeExpense. 10-Q filed 2026-10-29, accession 0001628280-26-068145.Report this figure103Selling, general and administrative, Q4 FY2025, three months to 2025-12-28$102.7m. XBRL concept us-gaap:SellingGeneralAndAdministrativeExpense. 10-K filed 2026-02-20, accession 0001628280-26-010140. Derived: 12-month figure less the 9-month figure.Report this figure92.1Selling, general and administrative, Q1 FY2026, three months to 2026-03-29$92.1m. XBRL concept us-gaap:SellingGeneralAndAdministrativeExpense. 10-Q filed 2026-04-30, accession 0001628280-26-028684.Report this figure95.7Selling, general and administrative, Q2 FY2026, three months to 2026-06-28$95.7m. XBRL concept us-gaap:SellingGeneralAndAdministrativeExpense. 10-Q filed 2026-08-06, accession 0001628280-26-054233.Report this figure108Selling, general and administrative, Q3 FY2026, three months to 2026-09-27$107.7m. XBRL concept us-gaap:SellingGeneralAndAdministrativeExpense. 10-Q filed 2026-10-29, accession 0001628280-26-068145.Report this figure
Operating income$m108Operating income, Q4 FY2023, three months to 2023-12-31$108.3m. XBRL concept us-gaap:OperatingIncomeLoss. 10-K filed 2024-02-23, accession 0001628280-24-006606.Report this figure115Operating income, Q1 FY2024, three months to 2024-03-31$115.2m. XBRL concept us-gaap:OperatingIncomeLoss. 10-Q filed 2025-05-01, accession 0001628280-25-021463.Report this figure143Operating income, Q2 FY2024, three months to 2024-06-30$142.6m. XBRL concept us-gaap:OperatingIncomeLoss. 10-Q filed 2025-07-31, accession 0001628280-25-036963.Report this figure142Operating income, Q3 FY2024, three months to 2024-09-29$142.2m. XBRL concept us-gaap:OperatingIncomeLoss. 10-Q filed 2025-10-28, accession 0001628280-25-046675.Report this figure209Operating income, Q4 FY2024, three months to 2024-12-29$208.9m. XBRL concept us-gaap:OperatingIncomeLoss. 10-K filed 2026-02-20, accession 0001628280-26-010140. Derived: 12-month figure less the 9-month figure.Report this figure147Operating income, Q1 FY2025, three months to 2025-03-30$146.9m. XBRL concept us-gaap:OperatingIncomeLoss. 10-Q filed 2026-04-30, accession 0001628280-26-028684.Report this figure161Operating income, Q2 FY2025, three months to 2025-06-29$161.0m. XBRL concept us-gaap:OperatingIncomeLoss. 10-Q filed 2026-08-06, accession 0001628280-26-054233.Report this figure162Operating income, Q3 FY2025, three months to 2025-09-28$162.4m. XBRL concept us-gaap:OperatingIncomeLoss. 10-Q filed 2026-10-29, accession 0001628280-26-068145.Report this figure171Operating income, Q4 FY2025, three months to 2025-12-28$170.6m. XBRL concept us-gaap:OperatingIncomeLoss. 10-K filed 2026-02-20, accession 0001628280-26-010140. Derived: 12-month figure less the 9-month figure.Report this figure164Operating income, Q1 FY2026, three months to 2026-03-29$163.8m. XBRL concept us-gaap:OperatingIncomeLoss. 10-Q filed 2026-04-30, accession 0001628280-26-028684.Report this figure220Operating income, Q2 FY2026, three months to 2026-06-28$220.0m. XBRL concept us-gaap:OperatingIncomeLoss. 10-Q filed 2026-08-06, accession 0001628280-26-054233.Report this figure272Operating income, Q3 FY2026, three months to 2026-09-27$271.9m. XBRL concept us-gaap:OperatingIncomeLoss. 10-Q filed 2026-10-29, accession 0001628280-26-068145.Report this figure
Income tax$m(141)Income tax, Q4 FY2023, three months to 2023-12-31−$141.1m. XBRL concept us-gaap:IncomeTaxExpenseBenefit. 10-K filed 2026-02-20, accession 0001628280-26-010140. Derived: 12-month figure less the 9-month figure.Report this figure16.9Income tax, Q1 FY2024, three months to 2024-03-31$16.9m. XBRL concept us-gaap:IncomeTaxExpenseBenefit. 10-Q filed 2025-05-01, accession 0001628280-25-021463.Report this figure25.3Income tax, Q2 FY2024, three months to 2024-06-30$25.3m. XBRL concept us-gaap:IncomeTaxExpenseBenefit. 10-Q filed 2025-07-31, accession 0001628280-25-036963.Report this figure28.3Income tax, Q3 FY2024, three months to 2024-09-29$28.3m. XBRL concept us-gaap:IncomeTaxExpenseBenefit. 10-Q filed 2025-10-28, accession 0001628280-25-046675.Report this figure32.9Income tax, Q4 FY2024, three months to 2024-12-29$32.9m. XBRL concept us-gaap:IncomeTaxExpenseBenefit. 10-K filed 2026-02-20, accession 0001628280-26-010140. Derived: 12-month figure less the 9-month figure.Report this figure21.0Income tax, Q1 FY2025, three months to 2025-03-30$21.0m. XBRL concept us-gaap:IncomeTaxExpenseBenefit. 10-Q filed 2026-04-30, accession 0001628280-26-028684.Report this figure29.3Income tax, Q2 FY2025, three months to 2025-06-29$29.3m. XBRL concept us-gaap:IncomeTaxExpenseBenefit. 10-Q filed 2026-08-06, accession 0001628280-26-054233.Report this figure31.0Income tax, Q3 FY2025, three months to 2025-09-28$31.0m. XBRL concept us-gaap:IncomeTaxExpenseBenefit. 10-Q filed 2026-10-29, accession 0001628280-26-068145.Report this figure22.4Income tax, Q4 FY2025, three months to 2025-12-28$22.4m. XBRL concept us-gaap:IncomeTaxExpenseBenefit. 10-K filed 2026-02-20, accession 0001628280-26-010140. Derived: 12-month figure less the 9-month figure.Report this figure16.1Income tax, Q1 FY2026, three months to 2026-03-29$16.1m. XBRL concept us-gaap:IncomeTaxExpenseBenefit. 10-Q filed 2026-04-30, accession 0001628280-26-028684.Report this figure38.6Income tax, Q2 FY2026, three months to 2026-06-28$38.6m. XBRL concept us-gaap:IncomeTaxExpenseBenefit. 10-Q filed 2026-08-06, accession 0001628280-26-054233.Report this figure51.5Income tax, Q3 FY2026, three months to 2026-09-27$51.5m. XBRL concept us-gaap:IncomeTaxExpenseBenefit. 10-Q filed 2026-10-29, accession 0001628280-26-068145.Report this figure
Net income$m146Net income, Q4 FY2023, three months to 2023-12-31$145.7m. XBRL concept us-gaap:NetIncomeLoss. 10-K filed 2024-02-23, accession 0001628280-24-006606.Report this figure66.1Net income, Q1 FY2024, three months to 2024-03-31$66.1m. XBRL concept us-gaap:NetIncomeLoss. 10-Q filed 2025-05-01, accession 0001628280-25-021463.Report this figure81.9Net income, Q2 FY2024, three months to 2024-06-30$81.9m. XBRL concept us-gaap:NetIncomeLoss. 10-Q filed 2025-07-31, accession 0001628280-25-036963.Report this figure82.7Net income, Q3 FY2024, three months to 2024-09-29$82.7m. XBRL concept us-gaap:NetIncomeLoss. 10-Q filed 2025-10-28, accession 0001628280-25-046675.Report this figure137Net income, Q4 FY2024, three months to 2024-12-29$137.1m. XBRL concept us-gaap:NetIncomeLoss. 10-K filed 2026-02-20, accession 0001628280-26-010140. Derived: 12-month figure less the 9-month figure.Report this figure97.0Net income, Q1 FY2025, three months to 2025-03-30$97.0m. XBRL concept us-gaap:NetIncomeLoss. 10-Q filed 2026-04-30, accession 0001628280-26-028684.Report this figure101Net income, Q2 FY2025, three months to 2025-06-29$100.7m. XBRL concept us-gaap:NetIncomeLoss. 10-Q filed 2026-08-06, accession 0001628280-26-054233.Report this figure110Net income, Q3 FY2025, three months to 2025-09-28$110.0m. XBRL concept us-gaap:NetIncomeLoss. 10-Q filed 2026-10-29, accession 0001628280-26-068145.Report this figure96.6Net income, Q4 FY2025, three months to 2025-12-28$96.6m. XBRL concept us-gaap:NetIncomeLoss. 10-K filed 2026-02-20, accession 0001628280-26-010140. Derived: 12-month figure less the 9-month figure.Report this figure118Net income, Q1 FY2026, three months to 2026-03-29$118.2m. XBRL concept us-gaap:NetIncomeLoss. 10-Q filed 2026-04-30, accession 0001628280-26-028684.Report this figure151Net income, Q2 FY2026, three months to 2026-06-28$151.0m. XBRL concept us-gaap:NetIncomeLoss. 10-Q filed 2026-08-06, accession 0001628280-26-054233.Report this figure190Net income, Q3 FY2026, three months to 2026-09-27$189.8m. XBRL concept us-gaap:NetIncomeLoss. 10-Q filed 2026-10-29, accession 0001628280-26-068145.Report this figure
Diluted EPS$ per share0.99Diluted EPS, Q4 FY2023, three months to 2023-12-31$0.99 per share. XBRL concept us-gaap:EarningsPerShareDiluted. 10-K filed 2024-02-23, accession 0001628280-24-006606.Report this figure0.46Diluted EPS, Q1 FY2024, three months to 2024-03-31$0.46 per share. XBRL concept us-gaap:EarningsPerShareDiluted. 10-Q filed 2025-05-01, accession 0001628280-25-021463.Report this figure0.58Diluted EPS, Q2 FY2024, three months to 2024-06-30$0.58 per share. XBRL concept us-gaap:EarningsPerShareDiluted. 10-Q filed 2025-07-31, accession 0001628280-25-036963.Report this figure0.57Diluted EPS, Q3 FY2024, three months to 2024-09-29$0.57 per share. XBRL concept us-gaap:EarningsPerShareDiluted. 10-Q filed 2025-10-28, accession 0001628280-25-046675.Report this figurenot reported0.67Diluted EPS, Q1 FY2025, three months to 2025-03-30$0.67 per share. XBRL concept us-gaap:EarningsPerShareDiluted. 10-Q filed 2026-04-30, accession 0001628280-26-028684.Report this figure0.70Diluted EPS, Q2 FY2025, three months to 2025-06-29$0.70 per share. XBRL concept us-gaap:EarningsPerShareDiluted. 10-Q filed 2026-08-06, accession 0001628280-26-054233.Report this figure0.78Diluted EPS, Q3 FY2025, three months to 2025-09-28$0.78 per share. XBRL concept us-gaap:EarningsPerShareDiluted. 10-Q filed 2026-10-29, accession 0001628280-26-068145.Report this figurenot reported0.85Diluted EPS, Q1 FY2026, three months to 2026-03-29$0.85 per share. XBRL concept us-gaap:EarningsPerShareDiluted. 10-Q filed 2026-04-30, accession 0001628280-26-028684.Report this figure1.09Diluted EPS, Q2 FY2026, three months to 2026-06-28$1.09 per share. XBRL concept us-gaap:EarningsPerShareDiluted. 10-Q filed 2026-08-06, accession 0001628280-26-054233.Report this figure1.37Diluted EPS, Q3 FY2026, three months to 2026-09-27$1.37 per share. XBRL concept us-gaap:EarningsPerShareDiluted. 10-Q filed 2026-10-29, accession 0001628280-26-068145.Report this figure
Basic EPS$ per share1.15Basic EPS, Q4 FY2023, three months to 2023-12-31$1.15 per share. XBRL concept us-gaap:EarningsPerShareBasic. 10-K filed 2024-02-23, accession 0001628280-24-006606.Report this figure0.52Basic EPS, Q1 FY2024, three months to 2024-03-31$0.52 per share. XBRL concept us-gaap:EarningsPerShareBasic. 10-Q filed 2025-05-01, accession 0001628280-25-021463.Report this figure0.66Basic EPS, Q2 FY2024, three months to 2024-06-30$0.66 per share. XBRL concept us-gaap:EarningsPerShareBasic. 10-Q filed 2025-07-31, accession 0001628280-25-036963.Report this figure0.64Basic EPS, Q3 FY2024, three months to 2024-09-29$0.64 per share. XBRL concept us-gaap:EarningsPerShareBasic. 10-Q filed 2025-10-28, accession 0001628280-25-046675.Report this figurenot reported0.68Basic EPS, Q1 FY2025, three months to 2025-03-30$0.68 per share. XBRL concept us-gaap:EarningsPerShareBasic. 10-Q filed 2026-04-30, accession 0001628280-26-028684.Report this figure0.72Basic EPS, Q2 FY2025, three months to 2025-06-29$0.72 per share. XBRL concept us-gaap:EarningsPerShareBasic. 10-Q filed 2026-08-06, accession 0001628280-26-054233.Report this figure0.80Basic EPS, Q3 FY2025, three months to 2025-09-28$0.80 per share. XBRL concept us-gaap:EarningsPerShareBasic. 10-Q filed 2026-10-29, accession 0001628280-26-068145.Report this figurenot reported0.86Basic EPS, Q1 FY2026, three months to 2026-03-29$0.86 per share. XBRL concept us-gaap:EarningsPerShareBasic. 10-Q filed 2026-04-30, accession 0001628280-26-028684.Report this figure1.11Basic EPS, Q2 FY2026, three months to 2026-06-28$1.11 per share. XBRL concept us-gaap:EarningsPerShareBasic. 10-Q filed 2026-08-06, accession 0001628280-26-054233.Report this figure1.39Basic EPS, Q3 FY2026, three months to 2026-09-27$1.39 per share. XBRL concept us-gaap:EarningsPerShareBasic. 10-Q filed 2026-10-29, accession 0001628280-26-068145.Report this figure

Balance sheet

Cash and equivalents$442.3m, Q3 FY2026
Shareholders' equity$2.01bn, Q3 FY2026
ATI Inc, balance sheet, quarterly
Line itemUnitFY20232023-12-31Q1 FY20242024-03-31Q2 FY20242024-06-30Q3 FY20242024-09-29FY20242024-12-29Q1 FY20252025-03-30Q2 FY20252025-06-29Q3 FY20252025-09-28FY20252025-12-28Q1 FY20262026-03-29Q2 FY20262026-06-28Q3 FY20262026-09-27
Cash and equivalents$m744Cash and equivalents, FY2023, at 2023-12-31$743.9m. XBRL concept us-gaap:CashAndCashEquivalentsAtCarryingValue. 10-K filed 2025-02-21, accession 0001628280-25-007092.Report this figure394Cash and equivalents, Q1 FY2024, at 2024-03-31$394.4m. XBRL concept us-gaap:CashAndCashEquivalentsAtCarryingValue. 10-Q filed 2024-04-30, accession 0001628280-24-019285.Report this figure426Cash and equivalents, Q2 FY2024, at 2024-06-30$425.6m. XBRL concept us-gaap:CashAndCashEquivalentsAtCarryingValue. 10-Q filed 2024-08-06, accession 0001628280-24-035141.Report this figure407Cash and equivalents, Q3 FY2024, at 2024-09-29$406.6m. XBRL concept us-gaap:CashAndCashEquivalentsAtCarryingValue. 10-Q filed 2024-10-29, accession 0001628280-24-044066.Report this figure721Cash and equivalents, FY2024, at 2024-12-29$721.2m. XBRL concept us-gaap:CashAndCashEquivalentsAtCarryingValue. 10-K filed 2026-02-20, accession 0001628280-26-010140.Report this figure476Cash and equivalents, Q1 FY2025, at 2025-03-30$475.8m. XBRL concept us-gaap:CashAndCashEquivalentsAtCarryingValue. 10-Q filed 2025-05-01, accession 0001628280-25-021463.Report this figure320Cash and equivalents, Q2 FY2025, at 2025-06-29$319.6m. XBRL concept us-gaap:CashAndCashEquivalentsAtCarryingValue. 10-Q filed 2025-07-31, accession 0001628280-25-036963.Report this figure372Cash and equivalents, Q3 FY2025, at 2025-09-28$372.2m. XBRL concept us-gaap:CashAndCashEquivalentsAtCarryingValue. 10-Q filed 2025-10-28, accession 0001628280-25-046675.Report this figure417Cash and equivalents, FY2025, at 2025-12-28$416.7m. XBRL concept us-gaap:CashAndCashEquivalentsAtCarryingValue. 10-Q filed 2026-10-29, accession 0001628280-26-068145.Report this figure402Cash and equivalents, Q1 FY2026, at 2026-03-29$401.7m. XBRL concept us-gaap:CashAndCashEquivalentsAtCarryingValue. 10-Q filed 2026-04-30, accession 0001628280-26-028684.Report this figure783Cash and equivalents, Q2 FY2026, at 2026-06-28$783.0m. XBRL concept us-gaap:CashAndCashEquivalentsAtCarryingValue. 10-Q filed 2026-08-06, accession 0001628280-26-054233.Report this figure442Cash and equivalents, Q3 FY2026, at 2026-09-27$442.3m. XBRL concept us-gaap:CashAndCashEquivalentsAtCarryingValue. 10-Q filed 2026-10-29, accession 0001628280-26-068145.Report this figure
Current assets$m2,738Current assets, FY2023, at 2023-12-31$2.74bn. XBRL concept us-gaap:AssetsCurrent. 10-K filed 2025-02-21, accession 0001628280-25-007092.Report this figure2,518Current assets, Q1 FY2024, at 2024-03-31$2.52bn. XBRL concept us-gaap:AssetsCurrent. 10-Q filed 2024-04-30, accession 0001628280-24-019285.Report this figure2,653Current assets, Q2 FY2024, at 2024-06-30$2.65bn. XBRL concept us-gaap:AssetsCurrent. 10-Q filed 2024-08-06, accession 0001628280-24-035141.Report this figure2,778Current assets, Q3 FY2024, at 2024-09-29$2.78bn. XBRL concept us-gaap:AssetsCurrent. 10-Q filed 2024-10-29, accession 0001628280-24-044066.Report this figure2,945Current assets, FY2024, at 2024-12-29$2.94bn. XBRL concept us-gaap:AssetsCurrent. 10-K filed 2026-02-20, accession 0001628280-26-010140.Report this figure2,880Current assets, Q1 FY2025, at 2025-03-30$2.88bn. XBRL concept us-gaap:AssetsCurrent. 10-Q filed 2025-05-01, accession 0001628280-25-021463.Report this figure2,703Current assets, Q2 FY2025, at 2025-06-29$2.70bn. XBRL concept us-gaap:AssetsCurrent. 10-Q filed 2025-07-31, accession 0001628280-25-036963.Report this figure2,660Current assets, Q3 FY2025, at 2025-09-28$2.66bn. XBRL concept us-gaap:AssetsCurrent. 10-Q filed 2025-10-28, accession 0001628280-25-046675.Report this figure2,680Current assets, FY2025, at 2025-12-28$2.68bn. XBRL concept us-gaap:AssetsCurrent. 10-Q filed 2026-10-29, accession 0001628280-26-068145.Report this figure2,805Current assets, Q1 FY2026, at 2026-03-29$2.80bn. XBRL concept us-gaap:AssetsCurrent. 10-Q filed 2026-04-30, accession 0001628280-26-028684.Report this figure3,280Current assets, Q2 FY2026, at 2026-06-28$3.28bn. XBRL concept us-gaap:AssetsCurrent. 10-Q filed 2026-08-06, accession 0001628280-26-054233.Report this figure3,047Current assets, Q3 FY2026, at 2026-09-27$3.05bn. XBRL concept us-gaap:AssetsCurrent. 10-Q filed 2026-10-29, accession 0001628280-26-068145.Report this figure
Total assets$m4,985Total assets, FY2023, at 2023-12-31$4.99bn. XBRL concept us-gaap:Assets. 10-K filed 2026-02-20, accession 0001628280-26-010140.Report this figure4,782Total assets, Q1 FY2024, at 2024-03-31$4.78bn. XBRL concept us-gaap:Assets. 10-Q filed 2024-04-30, accession 0001628280-24-019285.Report this figure4,921Total assets, Q2 FY2024, at 2024-06-30$4.92bn. XBRL concept us-gaap:Assets. 10-Q filed 2024-08-06, accession 0001628280-24-035141.Report this figure5,066Total assets, Q3 FY2024, at 2024-09-29$5.07bn. XBRL concept us-gaap:Assets. 10-Q filed 2024-10-29, accession 0001628280-24-044066.Report this figure5,231Total assets, FY2024, at 2024-12-29$5.23bn. XBRL concept us-gaap:Assets. 10-K filed 2026-02-20, accession 0001628280-26-010140.Report this figure5,184Total assets, Q1 FY2025, at 2025-03-30$5.18bn. XBRL concept us-gaap:Assets. 10-Q filed 2025-05-01, accession 0001628280-25-021463.Report this figure5,021Total assets, Q2 FY2025, at 2025-06-29$5.02bn. XBRL concept us-gaap:Assets. 10-Q filed 2025-07-31, accession 0001628280-25-036963.Report this figure5,003Total assets, Q3 FY2025, at 2025-09-28$5.00bn. XBRL concept us-gaap:Assets. 10-Q filed 2025-10-28, accession 0001628280-25-046675.Report this figure5,100Total assets, FY2025, at 2025-12-28$5.10bn. XBRL concept us-gaap:Assets. 10-Q filed 2026-10-29, accession 0001628280-26-068145.Report this figure5,234Total assets, Q1 FY2026, at 2026-03-29$5.23bn. XBRL concept us-gaap:Assets. 10-Q filed 2026-04-30, accession 0001628280-26-028684.Report this figure5,739Total assets, Q2 FY2026, at 2026-06-28$5.74bn. XBRL concept us-gaap:Assets. 10-Q filed 2026-08-06, accession 0001628280-26-054233.Report this figure5,567Total assets, Q3 FY2026, at 2026-09-27$5.57bn. XBRL concept us-gaap:Assets. 10-Q filed 2026-10-29, accession 0001628280-26-068145.Report this figure
Current liabilities$m977Current liabilities, FY2023, at 2023-12-31$977.1m. XBRL concept us-gaap:LiabilitiesCurrent. 10-K filed 2025-02-21, accession 0001628280-25-007092.Report this figure897Current liabilities, Q1 FY2024, at 2024-03-31$897.1m. XBRL concept us-gaap:LiabilitiesCurrent. 10-Q filed 2024-04-30, accession 0001628280-24-019285.Report this figure1,246Current liabilities, Q2 FY2024, at 2024-06-30$1.25bn. XBRL concept us-gaap:LiabilitiesCurrent. 10-Q filed 2024-08-06, accession 0001628280-24-035141.Report this figure945Current liabilities, Q3 FY2024, at 2024-09-29$945.3m. XBRL concept us-gaap:LiabilitiesCurrent. 10-Q filed 2024-10-29, accession 0001628280-24-044066.Report this figure1,209Current liabilities, FY2024, at 2024-12-29$1.21bn. XBRL concept us-gaap:LiabilitiesCurrent. 10-K filed 2026-02-20, accession 0001628280-26-010140.Report this figure1,137Current liabilities, Q1 FY2025, at 2025-03-30$1.14bn. XBRL concept us-gaap:LiabilitiesCurrent. 10-Q filed 2025-05-01, accession 0001628280-25-021463.Report this figure1,073Current liabilities, Q2 FY2025, at 2025-06-29$1.07bn. XBRL concept us-gaap:LiabilitiesCurrent. 10-Q filed 2025-07-31, accession 0001628280-25-036963.Report this figure1,063Current liabilities, Q3 FY2025, at 2025-09-28$1.06bn. XBRL concept us-gaap:LiabilitiesCurrent. 10-Q filed 2025-10-28, accession 0001628280-25-046675.Report this figure1,006Current liabilities, FY2025, at 2025-12-28$1.01bn. XBRL concept us-gaap:LiabilitiesCurrent. 10-Q filed 2026-10-29, accession 0001628280-26-068145.Report this figure1,050Current liabilities, Q1 FY2026, at 2026-03-29$1.05bn. XBRL concept us-gaap:LiabilitiesCurrent. 10-Q filed 2026-04-30, accession 0001628280-26-028684.Report this figure1,410Current liabilities, Q2 FY2026, at 2026-06-28$1.41bn. XBRL concept us-gaap:LiabilitiesCurrent. 10-Q filed 2026-08-06, accession 0001628280-26-054233.Report this figure1,099Current liabilities, Q3 FY2026, at 2026-09-27$1.10bn. XBRL concept us-gaap:LiabilitiesCurrent. 10-Q filed 2026-10-29, accession 0001628280-26-068145.Report this figure
Total liabilities$m3,505Total liabilities, FY2023, at 2023-12-31$3.50bn. XBRL concept us-gaap:Liabilities. 10-K filed 2025-02-21, accession 0001628280-25-007092.Report this figure3,409Total liabilities, Q1 FY2024, at 2024-03-31$3.41bn. XBRL concept us-gaap:Liabilities. 10-Q filed 2024-04-30, accession 0001628280-24-019285.Report this figure3,454Total liabilities, Q2 FY2024, at 2024-06-30$3.45bn. XBRL concept us-gaap:Liabilities. 10-Q filed 2024-08-06, accession 0001628280-24-035141.Report this figure3,154Total liabilities, Q3 FY2024, at 2024-09-29$3.15bn. XBRL concept us-gaap:Liabilities. 10-Q filed 2024-10-29, accession 0001628280-24-044066.Report this figure3,275Total liabilities, FY2024, at 2024-12-29$3.28bn. XBRL concept us-gaap:Liabilities. 10-K filed 2026-02-20, accession 0001628280-26-010140.Report this figure3,202Total liabilities, Q1 FY2025, at 2025-03-30$3.20bn. XBRL concept us-gaap:Liabilities. 10-Q filed 2025-05-01, accession 0001628280-25-021463.Report this figure3,163Total liabilities, Q2 FY2025, at 2025-06-29$3.16bn. XBRL concept us-gaap:Liabilities. 10-Q filed 2025-07-31, accession 0001628280-25-036963.Report this figure3,177Total liabilities, Q3 FY2025, at 2025-09-28$3.18bn. XBRL concept us-gaap:Liabilities. 10-Q filed 2025-10-28, accession 0001628280-25-046675.Report this figure3,183Total liabilities, FY2025, at 2025-12-28$3.18bn. XBRL concept us-gaap:Liabilities. 10-Q filed 2026-10-29, accession 0001628280-26-068145.Report this figure3,348Total liabilities, Q1 FY2026, at 2026-03-29$3.35bn. XBRL concept us-gaap:Liabilities. 10-Q filed 2026-04-30, accession 0001628280-26-028684.Report this figure3,741Total liabilities, Q2 FY2026, at 2026-06-28$3.74bn. XBRL concept us-gaap:Liabilities. 10-Q filed 2026-08-06, accession 0001628280-26-054233.Report this figure3,435Total liabilities, Q3 FY2026, at 2026-09-27$3.43bn. XBRL concept us-gaap:Liabilities. 10-Q filed 2026-10-29, accession 0001628280-26-068145.Report this figure
Current portion of debt$m31.9Current portion of debt, FY2023, at 2023-12-31$31.9m. XBRL concept us-gaap:DebtCurrent. 10-K filed 2025-02-21, accession 0001628280-25-007092.Report this figure27.1Current portion of debt, Q1 FY2024, at 2024-03-31$27.1m. XBRL concept us-gaap:DebtCurrent. 10-Q filed 2024-04-30, accession 0001628280-24-019285.Report this figure317Current portion of debt, Q2 FY2024, at 2024-06-30$316.8m. XBRL concept us-gaap:DebtCurrent. 10-Q filed 2024-08-06, accession 0001628280-24-035141.Report this figure27.9Current portion of debt, Q3 FY2024, at 2024-09-29$27.9m. XBRL concept us-gaap:DebtCurrent. 10-Q filed 2024-10-29, accession 0001628280-24-044066.Report this figure180Current portion of debt, FY2024, at 2024-12-29$180.4m. XBRL concept us-gaap:DebtCurrent. 10-K filed 2026-02-20, accession 0001628280-26-010140.Report this figure180Current portion of debt, Q1 FY2025, at 2025-03-30$179.9m. XBRL concept us-gaap:DebtCurrent. 10-Q filed 2025-05-01, accession 0001628280-25-021463.Report this figure179Current portion of debt, Q2 FY2025, at 2025-06-29$179.3m. XBRL concept us-gaap:DebtCurrent. 10-Q filed 2025-07-31, accession 0001628280-25-036963.Report this figure192Current portion of debt, Q3 FY2025, at 2025-09-28$191.7m. XBRL concept us-gaap:DebtCurrent. 10-Q filed 2025-10-28, accession 0001628280-25-046675.Report this figure31.1Current portion of debt, FY2025, at 2025-12-28$31.1m. XBRL concept us-gaap:DebtCurrent. 10-Q filed 2026-10-29, accession 0001628280-26-068145.Report this figure33.2Current portion of debt, Q1 FY2026, at 2026-03-29$33.2m. XBRL concept us-gaap:DebtCurrent. 10-Q filed 2026-04-30, accession 0001628280-26-028684.Report this figure384Current portion of debt, Q2 FY2026, at 2026-06-28$383.6m. XBRL concept us-gaap:DebtCurrent. 10-Q filed 2026-08-06, accession 0001628280-26-054233.Report this figure49.7Current portion of debt, Q3 FY2026, at 2026-09-27$49.7m. XBRL concept us-gaap:DebtCurrent. 10-Q filed 2026-10-29, accession 0001628280-26-068145.Report this figure
Shareholders' equity$m1,373Shareholders' equity, FY2023, at 2023-12-31$1.37bn. XBRL concept us-gaap:StockholdersEquity. 10-K filed 2025-02-21, accession 0001628280-25-007092.Report this figure1,264Shareholders' equity, Q1 FY2024, at 2024-03-31$1.26bn. XBRL concept us-gaap:StockholdersEquity. 10-Q filed 2024-04-30, accession 0001628280-24-019285.Report this figure1,355Shareholders' equity, Q2 FY2024, at 2024-06-30$1.36bn. XBRL concept us-gaap:StockholdersEquity. 10-Q filed 2024-08-06, accession 0001628280-24-035141.Report this figure1,791Shareholders' equity, Q3 FY2024, at 2024-09-29$1.79bn. XBRL concept us-gaap:StockholdersEquity. 10-Q filed 2024-10-29, accession 0001628280-24-044066.Report this figure1,850Shareholders' equity, FY2024, at 2024-12-29$1.85bn. XBRL concept us-gaap:StockholdersEquity. 10-K filed 2026-02-20, accession 0001628280-26-010140.Report this figure1,873Shareholders' equity, Q1 FY2025, at 2025-03-30$1.87bn. XBRL concept us-gaap:StockholdersEquity. 10-Q filed 2025-05-01, accession 0001628280-25-021463.Report this figure1,743Shareholders' equity, Q2 FY2025, at 2025-06-29$1.74bn. XBRL concept us-gaap:StockholdersEquity. 10-Q filed 2025-07-31, accession 0001628280-25-036963.Report this figure1,707Shareholders' equity, Q3 FY2025, at 2025-09-28$1.71bn. XBRL concept us-gaap:StockholdersEquity. 10-Q filed 2025-10-28, accession 0001628280-25-046675.Report this figure1,805Shareholders' equity, FY2025, at 2025-12-28$1.80bn. XBRL concept us-gaap:StockholdersEquity. 10-Q filed 2026-10-29, accession 0001628280-26-068145.Report this figure1,771Shareholders' equity, Q1 FY2026, at 2026-03-29$1.77bn. XBRL concept us-gaap:StockholdersEquity. 10-Q filed 2026-04-30, accession 0001628280-26-028684.Report this figure1,877Shareholders' equity, Q2 FY2026, at 2026-06-28$1.88bn. XBRL concept us-gaap:StockholdersEquity. 10-Q filed 2026-08-06, accession 0001628280-26-054233.Report this figure2,005Shareholders' equity, Q3 FY2026, at 2026-09-27$2.01bn. XBRL concept us-gaap:StockholdersEquity. 10-Q filed 2026-10-29, accession 0001628280-26-068145.Report this figure

Cash flow

Operating cash flow$154.6m, Q3 FY2026
Capital expenditure$92.8m, Q3 FY2026
Share repurchases$70.0m, Q3 FY2026
ATI Inc, cash flow, quarterly
Line itemUnitQ4 FY20232023-12-31Q1 FY20242024-03-31Q2 FY20242024-06-30Q3 FY20242024-09-29Q4 FY20242024-12-29Q1 FY20252025-03-30Q2 FY20252025-06-29Q3 FY20252025-09-28Q4 FY20252025-12-28Q1 FY20262026-03-29Q2 FY20262026-06-28Q3 FY20262026-09-27
Operating cash flow$m417Operating cash flow, Q4 FY2023, three months to 2023-12-31$417.2m. XBRL concept us-gaap:NetCashProvidedByUsedInOperatingActivities. 10-K filed 2026-02-20, accession 0001628280-26-010140. Derived: 12-month figure less the 9-month figure.Report this figure(98.8)Operating cash flow, Q1 FY2024, three months to 2024-03-31−$98.8m. XBRL concept us-gaap:NetCashProvidedByUsedInOperatingActivities. 10-Q filed 2025-05-01, accession 0001628280-25-021463.Report this figure101Operating cash flow, Q2 FY2024, three months to 2024-06-30$101.1m. XBRL concept us-gaap:NetCashProvidedByUsedInOperatingActivities. 10-Q filed 2025-07-31, accession 0001628280-25-036963. Derived: 6-month figure less the 3-month figure.Report this figure24.0Operating cash flow, Q3 FY2024, three months to 2024-09-29$24.0m. XBRL concept us-gaap:NetCashProvidedByUsedInOperatingActivities. 10-Q filed 2025-10-28, accession 0001628280-25-046675. Derived: 9-month figure less the 6-month figure.Report this figure381Operating cash flow, Q4 FY2024, three months to 2024-12-29$380.9m. XBRL concept us-gaap:NetCashProvidedByUsedInOperatingActivities. 10-K filed 2026-02-20, accession 0001628280-26-010140. Derived: 12-month figure less the 9-month figure.Report this figure(92.5)Operating cash flow, Q1 FY2025, three months to 2025-03-30−$92.5m. XBRL concept us-gaap:NetCashProvidedByUsedInOperatingActivities. 10-Q filed 2026-04-30, accession 0001628280-26-028684.Report this figure162Operating cash flow, Q2 FY2025, three months to 2025-06-29$161.5m. XBRL concept us-gaap:NetCashProvidedByUsedInOperatingActivities. 10-Q filed 2026-08-06, accession 0001628280-26-054233. Derived: 6-month figure less the 3-month figure.Report this figure230Operating cash flow, Q3 FY2025, three months to 2025-09-28$229.5m. XBRL concept us-gaap:NetCashProvidedByUsedInOperatingActivities. 10-Q filed 2026-10-29, accession 0001628280-26-068145. Derived: 9-month figure less the 6-month figure.Report this figure316Operating cash flow, Q4 FY2025, three months to 2025-12-28$315.8m. XBRL concept us-gaap:NetCashProvidedByUsedInOperatingActivities. 10-K filed 2026-02-20, accession 0001628280-26-010140. Derived: 12-month figure less the 9-month figure.Report this figure128Operating cash flow, Q1 FY2026, three months to 2026-03-29$128.2m. XBRL concept us-gaap:NetCashProvidedByUsedInOperatingActivities. 10-Q filed 2026-04-30, accession 0001628280-26-028684.Report this figure132Operating cash flow, Q2 FY2026, three months to 2026-06-28$131.8m. XBRL concept us-gaap:NetCashProvidedByUsedInOperatingActivities. 10-Q filed 2026-08-06, accession 0001628280-26-054233. Derived: 6-month figure less the 3-month figure.Report this figure155Operating cash flow, Q3 FY2026, three months to 2026-09-27$154.6m. XBRL concept us-gaap:NetCashProvidedByUsedInOperatingActivities. 10-Q filed 2026-10-29, accession 0001628280-26-068145. Derived: 9-month figure less the 6-month figure.Report this figure
Capital expenditure$m53.4Capital expenditure, Q4 FY2023, three months to 2023-12-31$53.4m. XBRL concept us-gaap:PaymentsToAcquireProductiveAssets. 10-K filed 2026-02-20, accession 0001628280-26-010140. Derived: 12-month figure less the 9-month figure.Report this figure65.8Capital expenditure, Q1 FY2024, three months to 2024-03-31$65.8m. XBRL concept us-gaap:PaymentsToAcquireProductiveAssets. 10-Q filed 2025-05-01, accession 0001628280-25-021463.Report this figure60.2Capital expenditure, Q2 FY2024, three months to 2024-06-30$60.2m. XBRL concept us-gaap:PaymentsToAcquireProductiveAssets. 10-Q filed 2025-07-31, accession 0001628280-25-036963. Derived: 6-month figure less the 3-month figure.Report this figure65.8Capital expenditure, Q3 FY2024, three months to 2024-09-29$65.8m. XBRL concept us-gaap:PaymentsToAcquireProductiveAssets. 10-Q filed 2025-10-28, accession 0001628280-25-046675. Derived: 9-month figure less the 6-month figure.Report this figure47.3Capital expenditure, Q4 FY2024, three months to 2024-12-29$47.3m. XBRL concept us-gaap:PaymentsToAcquireProductiveAssets. 10-K filed 2026-02-20, accession 0001628280-26-010140. Derived: 12-month figure less the 9-month figure.Report this figure53.3Capital expenditure, Q1 FY2025, three months to 2025-03-30$53.3m. XBRL concept us-gaap:PaymentsToAcquireProductiveAssets. 10-Q filed 2026-04-30, accession 0001628280-26-028684.Report this figure72.1Capital expenditure, Q2 FY2025, three months to 2025-06-29$72.1m. XBRL concept us-gaap:PaymentsToAcquireProductiveAssets. 10-Q filed 2026-08-06, accession 0001628280-26-054233. Derived: 6-month figure less the 3-month figure.Report this figure62.5Capital expenditure, Q3 FY2025, three months to 2025-09-28$62.5m. XBRL concept us-gaap:PaymentsToAcquireProductiveAssets. 10-Q filed 2026-10-29, accession 0001628280-26-068145. Derived: 9-month figure less the 6-month figure.Report this figure92.7Capital expenditure, Q4 FY2025, three months to 2025-12-28$92.7m. XBRL concept us-gaap:PaymentsToAcquireProductiveAssets. 10-K filed 2026-02-20, accession 0001628280-26-010140. Derived: 12-month figure less the 9-month figure.Report this figure55.2Capital expenditure, Q1 FY2026, three months to 2026-03-29$55.2m. XBRL concept us-gaap:PaymentsToAcquireProductiveAssets. 10-Q filed 2026-04-30, accession 0001628280-26-028684.Report this figure68.6Capital expenditure, Q2 FY2026, three months to 2026-06-28$68.6m. XBRL concept us-gaap:PaymentsToAcquireProductiveAssets. 10-Q filed 2026-08-06, accession 0001628280-26-054233. Derived: 6-month figure less the 3-month figure.Report this figure92.8Capital expenditure, Q3 FY2026, three months to 2026-09-27$92.8m. XBRL concept us-gaap:PaymentsToAcquireProductiveAssets. 10-Q filed 2026-10-29, accession 0001628280-26-068145. Derived: 9-month figure less the 6-month figure.Report this figure
Dividends paid$mnot reportednot reportednot reportednot reportednot reportednot reportednot reportednot reportednot reportednot reportednot reportednot reported
Share repurchases$m30.1Share repurchases, Q4 FY2023, three months to 2023-12-31$30.1m. XBRL concept us-gaap:PaymentsForRepurchaseOfCommonStock. 10-K filed 2026-02-20, accession 0001628280-26-010140. Derived: 12-month figure less the 9-month figure.Report this figure150Share repurchases, Q1 FY2024, three months to 2024-03-31$150.0m. XBRL concept us-gaap:PaymentsForRepurchaseOfCommonStock. 10-Q filed 2025-05-01, accession 0001628280-25-021463.Report this figure0.0Share repurchases, Q2 FY2024, three months to 2024-06-30$0. XBRL concept us-gaap:PaymentsForRepurchaseOfCommonStock. 10-Q filed 2025-07-31, accession 0001628280-25-036963. Derived: 6-month figure less the 3-month figure.Report this figure40.0Share repurchases, Q3 FY2024, three months to 2024-09-29$40.0m. XBRL concept us-gaap:PaymentsForRepurchaseOfCommonStock. 10-Q filed 2025-10-28, accession 0001628280-25-046675.Report this figure70.0Share repurchases, Q4 FY2024, three months to 2024-12-29$70.0m. XBRL concept us-gaap:PaymentsForRepurchaseOfCommonStock. 10-K filed 2026-02-20, accession 0001628280-26-010140. Derived: 12-month figure less the 9-month figure.Report this figure70.0Share repurchases, Q1 FY2025, three months to 2025-03-30$70.0m. XBRL concept us-gaap:PaymentsForRepurchaseOfCommonStock. 10-Q filed 2026-04-30, accession 0001628280-26-028684.Report this figure250Share repurchases, Q2 FY2025, three months to 2025-06-29$250.0m. XBRL concept us-gaap:PaymentsForRepurchaseOfCommonStock. 10-Q filed 2025-07-31, accession 0001628280-25-036963.Report this figure150Share repurchases, Q3 FY2025, three months to 2025-09-28$150.0m. XBRL concept us-gaap:PaymentsForRepurchaseOfCommonStock. 10-Q filed 2025-10-28, accession 0001628280-25-046675.Report this figure0.0Share repurchases, Q4 FY2025, three months to 2025-12-28$0. XBRL concept us-gaap:PaymentsForRepurchaseOfCommonStock. 10-K filed 2026-02-20, accession 0001628280-26-010140. Derived: 12-month figure less the 9-month figure.Report this figure75.0Share repurchases, Q1 FY2026, three months to 2026-03-29$75.0m. XBRL concept us-gaap:PaymentsForRepurchaseOfCommonStock. 10-Q filed 2026-04-30, accession 0001628280-26-028684.Report this figure50.0Share repurchases, Q2 FY2026, three months to 2026-06-28$50.0m. XBRL concept us-gaap:PaymentsForRepurchaseOfCommonStock. 10-Q filed 2026-08-06, accession 0001628280-26-054233. Derived: 6-month figure less the 3-month figure.Report this figure70.0Share repurchases, Q3 FY2026, three months to 2026-09-27$70.0m. XBRL concept us-gaap:PaymentsForRepurchaseOfCommonStock. 10-Q filed 2026-10-29, accession 0001628280-26-068145. Derived: 9-month figure less the 6-month figure.Report this figure

Shares

Diluted shares (weighted)138.40m, Q3 FY2026
ATI Inc, shares, quarterly
Line itemUnitQ1 FY20232023-03-31Q2 FY20232023-06-30Q3 FY20232023-09-30Q1 FY20242024-03-31Q2 FY20242024-06-30Q3 FY20242024-09-29Q1 FY20252025-03-30Q2 FY20252025-06-29Q3 FY20252025-09-28Q1 FY20262026-03-29Q2 FY20262026-06-28Q3 FY20262026-09-27
Diluted shares (weighted)m shares150Diluted shares (weighted), Q1 FY2023, three months to 2023-03-31150,100,000 shares. XBRL concept us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding. 10-Q filed 2023-05-04, accession 0001628280-23-015639.Report this figure150Diluted shares (weighted), Q2 FY2023, three months to 2023-06-30150,100,000 shares. XBRL concept us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding. 10-Q filed 2023-08-02, accession 0001628280-23-026678.Report this figure150Diluted shares (weighted), Q3 FY2023, three months to 2023-09-30150,200,000 shares. XBRL concept us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding. 10-Q filed 2023-11-02, accession 0001628280-23-036343.Report this figure148Diluted shares (weighted), Q1 FY2024, three months to 2024-03-31147,500,000 shares. XBRL concept us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding. 10-Q filed 2025-05-01, accession 0001628280-25-021463.Report this figure146Diluted shares (weighted), Q2 FY2024, three months to 2024-06-30146,300,000 shares. XBRL concept us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding. 10-Q filed 2025-07-31, accession 0001628280-25-036963.Report this figure147Diluted shares (weighted), Q3 FY2024, three months to 2024-09-29146,800,000 shares. XBRL concept us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding. 10-Q filed 2025-10-28, accession 0001628280-25-046675.Report this figure144Diluted shares (weighted), Q1 FY2025, three months to 2025-03-30144,200,000 shares. XBRL concept us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding. 10-Q filed 2026-04-30, accession 0001628280-26-028684.Report this figure143Diluted shares (weighted), Q2 FY2025, three months to 2025-06-29143,100,000 shares. XBRL concept us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding. 10-Q filed 2026-08-06, accession 0001628280-26-054233.Report this figure141Diluted shares (weighted), Q3 FY2025, three months to 2025-09-28140,500,000 shares. XBRL concept us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding. 10-Q filed 2026-10-29, accession 0001628280-26-068145.Report this figure139Diluted shares (weighted), Q1 FY2026, three months to 2026-03-29138,600,000 shares. XBRL concept us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding. 10-Q filed 2026-04-30, accession 0001628280-26-028684.Report this figure138Diluted shares (weighted), Q2 FY2026, three months to 2026-06-28138,300,000 shares. XBRL concept us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding. 10-Q filed 2026-08-06, accession 0001628280-26-054233.Report this figure138Diluted shares (weighted), Q3 FY2026, three months to 2026-09-27138,400,000 shares. XBRL concept us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding. 10-Q filed 2026-10-29, accession 0001628280-26-068145.Report this figure

Shares outstanding: 135.82mShares outstanding, period not labelled, at 2026-10-26135,822,697 shares. XBRL concept dei:EntityCommonStockSharesOutstanding. 10-Q filed 2026-10-29, accession 0001628280-26-068145.Report this figure at Oct 26, 2026, from the cover of the 10-Q filed Oct 29, 2026.

Source: SEC EDGAR, XBRL company facts. Last ingested by Listed: Oct 29, 2026, 14:24 ET. Listed shows no prices and gives no investment advice.