Interim report
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Accounting Standards Fa Consolidated Financial Results for the First Quarter Ended June 30 , 2026 [ IFRS ] FASF MEMBERSHIP August 10 , 2026 Listed Company Name : Sumitomo Metal Mining Co. , Ltd. Code : Listings : URL : 5713 Tokyo Stock Exchange Representative : Contact : https://www.smm.co.jp/ Nobuhiro Matsumoto , President and Representative Director Atsuyuki Inoue , Manager , PR & IR Dept. Scheduled Date to Start Dividend Payment : Preparation of Supplementary Explanation Materials for Financial Results : Yes Briefing on Account Settlement : Yes ( for institutional investors and analysts ) TEL : + 81-3-3436-7705 ( Amounts less than one million yen are rounded off ) 1. Consolidated Financial Results ( From April 1 , 2026 , to June 30 , 2026 ) ( 1 ) Consolidated Operating Results ( % figures show year - on - year change ) Total comprehensive Net sales Millions of Profit before tax Millions of Profit % % yen yen Millions of yen % Profit attributable to owners of parent Millions of yen income % Millions of yen Three months ended 540,110 42.3 118,040 211.4 94,743 217.8 87,935 220.5 130,550 June 30 , 2026 Three months ended 379,600 -7.5 37,901 23.5 29,812 38.9 27,438 24.3 ( 40,052 ) June 30 , 2025 Basic earnings per share Diluted earnings per share Three months ended June 30 , 2026 Three months ended June 30 , 2025 ( 2 ) Consolidated Financial Position As of June 30 , 2026 As of March 31 , 2026 2. Dividends Year ended March 31 , 2026 Year ending March 31 , 2027 Year ending March 31 , 2027 ( Forecast ) Yen 326.62 100.27 Yen 326.62 100.27 Total assets Total equity Millions of yen Millions of yen Equity attributable to owners of parent Millions of yen Equity attributable to owners of parent ratio % 3,627,234 3,559,006 2,355,830 2,291,998 2,129,916 2,074,835 58.7 58.3 Dividend per share First quarter - end Second quarter - end Third quarter - end Year - end Total Yen Yen Yen Yen Yen 65.00 163.00 228.00 103.00 ( Note ) Revision of dividend forecast that has been disclosed lastly : None - 1 104.00 207.00
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- 2 - 3. Forecast of Consolidated Operating Results for the Year Ending March 31, 2027 (From April 1, 2026, to March 31, 2027) (% figures show year-on-year change) Net sales Profit before tax Profit Profit attributable to owners of parent Basic earnings per share Millions of yen % Millions of yen % Millions of yen % Millions of yen % Yen Full year 2,065,000 18.6 324,000 26.7 237,000 25.6 216,000 22.5 803.95 (Notes) 1. Revision of operating results forecast that has been disclosed lastly: Yes For further details, please refer to “1. Overview of Business Performance, etc., (3) Forward -Looking Information Including Forecast of Consolidated Operating Results and Other” on page 5. 2. At the meeting of the Board of Directors held on May 11, 2026, the Company resolved to repurchase and cancel its own shares. In the Forecast of Consolidated Operating Results for the Year Ending March 31, 2027, the “Basic earnings per share” reflects the impact of this repurchase and cancellation of own shares. Notes (1) Significant Changes in the Scope of Consolidation during the Period: None (2) Changes in Accounting Policies or Estimates 1) Changes in accounting policies required by IFRS: None 2) Changes in accounting policies other than item 1) above: None 3) Changes in accounting estimates: None (3) Number of Outstanding Shares (Common stock) 1) Number of shares issued as of end of period (including treasury stock) 290,814,015 shares at June 30, 2026 290,814,015 shares at March 31, 2026 2) Number of shares of treasury stock as of end of period 22,326,154 shares at June 30, 2026 20,264,282 shares at March 31, 2026 3) Average number of shares during the period 269,224,512 shares for three months ended June 30, 2026 273,637,413 shares for three months ended June 30, 2025 Review of the Japanese -language originals of the attached consolidated quarterly financial statements by certified public accountants or audit corporations: Yes (voluntary) Explanation regarding appropriate use of operating results forecast and other special notes The forward-looking statements, including business results forecast, contained in this report are based on information available to the Company and on certain assumptions deemed to be reasonable as of the date of release of this report and they are not meant to be a commitment by the Company. Also, actual business results may differ substantially due to a number of factors. (Supplementary Explanation Materials for Financial Results) The Supplementary Explanation Materials will be posted on the Company’s website on Monday, August 10, 2026.