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Item 6. EXHIBITS

4K characters. Original on sec.gov ·

Item 6. EXHIBITS

Reference is made to the Exhibit Index preceding the signature page hereto, which Exhibit Index is hereby incorporated into this item.

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EXHIBIT INDEX

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Articles of Incorporation
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3.1Amended and Restated Articles of Incorporation of Steel Dynamics, Inc., reflecting all amendments thereto through May 11, 2023, incorporated herein by reference from Exhibit 3.1 to our Form 10-Q filed August 8, 2023.
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3.2Amended and Restated Bylaws of Steel Dynamics, Inc., reflecting all amendments thereto through January 31, 2024, incorporated herein by reference from Exhibit 3.2 to our Form 10-K filed February 29, 2024.
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Instruments Defining the Rights of Security Holders, Including Indentures
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4.42First Supplemental Indenture, relating to our issuance of $600 million 5.375% Notes due 2034, dated as of July 3, 2024, between Steel Dynamics, Inc. and U.S. Bank Trust Company, National Association, as Trustee, incorporated herein by reference from Exhibit 4.2 to our Form 8-K filed July 5, 2024.
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4.43Form of 5.375% Notes due 2034 (included in Exhibit 4.42), incorporated herein by reference from Exhibit 4.3 to our Form 8-K filed July 5, 2024.
​ Executive Officer Certifications
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31.1*Certification of Chief Executive Officer required by Item 307 of Regulation S-K as promulgated by the Securities and Exchange Commission and pursuant to Section 302 of the Sarbanes-Oxley Act of 2002.
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31.2*Certification of Chief Financial Officer required by Item 307 of Regulation S-K as promulgated by the Securities and Exchange Commission and pursuant to Section 302 of the Sarbanes-Oxley Act of 2002.
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32.1*Certification of Chief Executive Officer Pursuant to 18 U.S.C Section 1350, as Adopted Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002.
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32.2*Certification of Chief Financial Officer Pursuant to 18 U.S.C Section 1350, as Adopted Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002.
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XBRL Documents
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101.INS*XBRL Instance Document - the instance document does not appear in the Interactive Data File because its XBRL tags are embedded within the Inline XBRL document.
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101.SCH*Inline XBRL Taxonomy Extension Schema Document
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101.CAL*Inline XBRL Taxonomy Extension Calculation Document
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101.DEF*Inline XBRL Taxonomy Definition Document
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101.LAB*Inline XBRL Taxonomy Extension Label Document
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101.PRE*Inline XBRL Taxonomy Presentation Document
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104*Cover Page Interactive Data File (formatted as Inline XBRL and contained in Exhibit 101)

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*Filed concurrently herewith

SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.

August 8, 2024​​
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​​STEEL DYNAMICS, INC.
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​By:/s/ Theresa E. Wagler
​​Theresa E. Wagler
​​Executive Vice President and Chief Financial Officer
​​(Principal Financial Officer and Principal Accounting Officer)

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