Steel Dynamics Inc

STEEL DYNAMICS, INC. Table of Contents PART I. Financial Information ​ Item 1. Financial Statements: Page ​ ​ ​ ​ Consolidated Balance Sheets as of September 30, 2026 (unaudited) and December 31, 2025 1 ​ ​ ​ ​ Consolidated Statements of Income for the three and nine-month periods ended September 30, 2026 and 2025 (unaudited) 2 ​ ​ ​ ​ Consolidated Statements of Comprehensive Income for the three and nine-month periods ended September 30, 2026 and 2025 (unaudited) 3 ​ ​ ​ ​ Consolidated Statements of Cash Flows for the three and nine-month periods ended September 30, 2026 and 2025 (unaudited) 4 ​ ​ ​ ​ Notes to Consolidated Financial Statements (unaudited) 5 ​ ​ ​ Item 2. Management's Discussion and Analysis of Financial Condition and Results of Operations 15 ​ ​ ​ Item 3. Quantitative and Qualitative Disclosures about Market Risk 24 ​ ​ ​ Item 4. Controls and Procedures 24 ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ PART II. Other Information ​ ​ ​ ​ Item 1. Legal Proceedings 25 ​ ​ ​ Item 1A. Risk Factors 25 ​ ​ ​ Item 2. Unregistered Sales of Equity Securities and Use of Proceeds 25 ​ ​ ​ Item 3. Defaults Upon Senior Securities 25 ​ ​ ​ Item 4. Mine Safety Disclosures 25 ​ ​ ​ Item 5. Other Information 25 ​ ​ ​ Item 6. Exhibits 26 ​ ​ ​ Exhibit Index 26 ​ ​ ​