and shall be deemed to be furnished, and not filed: Exhibit No. Description 99.1 Press release dated August 6, 2026 104 Cover Page Interactive Data File (embedded within the inline XBRL document) SIGNATURES 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 hereunto duly authorized. Date: August 6, 2026 SMITH DOUGLAS HOMES CORP. By: /s/ Russell Devendorf Russell Devendorf Executive Vice…

and shall be deemed to be furnished, and not filed: Exhibit No. Description 99.1 Press release dated April 29, 2026 104 Cover Page Interactive Data File (embedded within the inline XBRL document) SIGNATURES 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 hereunto duly authorized. Date: April 29, 2026 SMITH DOUGLAS HOMES CORP. By: /s/ Russell Devendorf Russell Devendorf Executive Vice…

and shall be deemed to be furnished, and not filed: Exhibit No. Description 99.1 Press release dated March 11, 2026 104 Cover Page Interactive Data File (embedded within the inline XBRL document) SIGNATURES 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 hereunto duly authorized. Date: March 11, 2026 SMITH DOUGLAS HOMES CORP. By: /s/ Russell Devendorf Russell Devendorf Executive Vice…

and shall be deemed to be furnished, and not filed: Exhibit No. Description 99.1 Press release dated November 5, 2025 104 Cover Page Interactive Data File (embedded within the inline XBRL document) SIGNATURES 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 hereunto duly authorized. Date: November 5, 2025 SMITH DOUGLAS HOMES CORP. By: /s/ Russell Devendorf Russell Devendorf Executive V…

and shall be deemed to be furnished, and not filed: Exhibit No. Description 99.1 Press release dated August 6, 2025 104 Cover Page Interactive Data File (embedded within the inline XBRL document) SIGNATURES 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 hereunto duly authorized. Date: August 6, 2025 SMITH DOUGLAS HOMES CORP. By: /s/ Russell Devendorf Russell Devendorf Executive Vice…

Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant. The information set forth above under

Entry into a Material Definitive Agreement. On May 15, 2025 (the “Closing Date”), Smith Douglas Holdings LLC and certain indirect subsidiaries of Smith Douglas Homes Corp. (collectively, the “Smith Douglas Borrowers”), entered into that certain Lender Addition and Acknowledgment Agreement and First Amendment to Amended and Restated Credit Agreement and Other Loan Documents (the “First Amendment”) by and among Smith Douglas Holdings LLC, the other Smith Douglas Borrowers party thereto, Wells F…

and shall be deemed to be furnished, and not filed: Exhibit No. Description 99.1 Press release dated May 14, 2025 104 Cover Page Interactive Data File (embedded within the inline XBRL document) SIGNATURES 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 hereunto duly authorized. Date: May 14, 2025 SMITH DOUGLAS HOMES CORP. By: /s/ Russell Devendorf Russell Devendorf Executive Vice Pres…

and shall be deemed to be furnished, and not filed: Exhibit No. Description 99.1 Press release dated March 12, 2025 104 Cover Page Interactive Data File (embedded within the inline XBRL document) SIGNATURES 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 hereunto duly authorized. Date: March 12, 2025 SMITH DOUGLAS HOMES CORP. By: /s/ Russell Devendorf Russell Devendorf Executive Vice…

and shall be deemed to be furnished, and not filed: Exhibit No. Description 99.1 Press release dated November 12, 2024 104 Cover Page Interactive Data File (embedded within the inline XBRL document) SIGNATURES 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 hereunto duly authorized. Date: November 12, 2024 SMITH DOUGLAS HOMES CORP. By: /s/ Russell Devendorf Russell Devendorf Executive…

and shall be deemed to be furnished, and not filed: Exhibit No. Description 99.1 Press release dated August 14, 2024 104 Cover Page Interactive Data File (embedded within the inline XBRL document) SIGNATURES 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 hereunto duly authorized. Date: August 14, 2024 SMITH DOUGLAS HOMES CORP. By: /s/ Russell Devendorf Russell Devendorf Executive Vic…

and shall be deemed to be furnished, and not filed: Exhibit No. Description 99.1 Press release dated May 14, 2024 104 Cover Page Interactive Data File (embedded within the inline XBRL document) SIGNATURES 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 hereunto duly authorized. Date: May 14, 2024 SMITH DOUGLAS HOMES CORP. By: /s/ Russell Devendorf Russell Devendorf Executive Vice Pres…

and shall be deemed to be furnished, and not filed: Exhibit No. Description 99.1 Press release dated March 19, 2024 104 Cover Page Interactive Data File (embedded within the inline XBRL document) SIGNATURES 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 hereunto duly authorized. Date: March 25, 2024 SMITH DOUGLAS HOMES CORP. By: /s/ Russell Devendorf Russell Devendorf Executive Vice…

The filing details the payment of annual cash incentive bonuses to certain named executive officers.

Entry into a Material Definitive Agreement. In connection with the initial public offering (the “ Offering ”) by Smith Douglas Homes Corp. (the “ Company ”) of its Class A common stock, par value $0.0001 (the “ Common Stock ”), described in the prospectus (the “ Prospectus ”), dated January 10, 2024, filed with the Securities and Exchange Commission pursuant to Rule 424(b) of the Securities Act of 1933, as amended (the “ Securities Act ”), which is deemed to be part of the Registration Statem…

Material Modification to Rights of Security Holders. The information set forth under

The filing details employment agreements for existing executives.

Unregistered Sales of Equity Securities. Simultaneously with the consummation of the Offering, the Company issued (i) 40,384,615 shares of Class B common stock of the Company, par value $0.0001 per share, to The Bradbury Family Trust II A U/A/D December 29, 2015 (the “ Founder Fund ”) and (ii) 4,487,179 shares of Class B common stock of the Company, par value $0.0001 per share, to GSB Holdings LLC (“ GSB Holdings ”), on a one-to-one basis equal to the number of common membership interests of…