Material Agreement Form 8 K

Item 1.01. Entry into a Material Definitive Agreement.

On June 26, 2024, Steel Dynamics, Inc. (the "Company") entered into an Underwriting Agreement (the "Underwriting Agreement"), between the Company and J.P. Morgan Securities LLC, Morgan Stanley & Co. LLC, BofA Securities, Inc. and Wells Fargo Securities, LLC, as representatives of the several underwriters named in Schedule I to the Underwriting Agreement (the "Underwriters"). The Underwriting Agreement includes the terms and conditions of the offer and sale (the "Offering") of $600 million aggregate principal amount of the Company's 5.375% Notes due 2034 (the "Notes"), indemnification and contribution obligations and other terms and conditions customary in agreements of this type. The Offering is expected to close on July 3, 2024, subject to customary closing conditions.

The Underwriters and their respective affiliates are full service financial institutions engaged in various activities, which may include securities trading, commercial and investment banking, financial advisory, investment management, investment research, principal investment, hedging, financing and brokerage activities. Certain of the Underwriters and their respective affiliates have engaged in, and may in the future engage in, commercial and investment banking and other commercial dealings in the ordinary course of business with the Company or its affiliates. In particular, the affiliates of some of the Underwriters are participants in the Company's unsecured revolving credit facility of $1.2 billion that matures on July 19, 2028. They have received, or may in the future receive, customary fees and commissions or other payments for these transactions. As a result of the planned use of proceeds of the Offering, Underwriters or affiliates of the Underwriters who hold any of the $400 million aggregate principal amount of the Company's 2.800% Senior Notes due 2024 may receive a portion of the net proceeds of the Offering. Further, U.S. Bancorp Investments, Inc., one of the Underwriters, is an affiliate of U.S. Bank Trust Company, National Association (the "Trustee"), who is the trustee under the Indenture, dated as of December 7, 2022, between the Company and the Trustee which the terms of the Notes will be governed by.

The foregoing description is qualified in its entirety by reference to the full text of the Underwriting Agreement, a copy of which is filed as Exhibit 1.1 to this Current Report on Form 8-K and is incorporated herein by reference.