Company: SFNC
Filing Date: 2025-11-06
Form Type: 10-Q
Source: 0001628280-25-050112
Chunk: 181

Company: SIMMONS FIRST NATIONAL CORP
Filing Date: 2025-11-06
Form: 10-Q
Item: Part II, Item 1A
Chunk 181
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15(e) Certification – C. Daniel Hobbs, Executive Vice President and Chief Financial Officer.*31.3Rule 13a-15(e) and 15d-15(e) Certification – David W. Garner, Executive Vice President and Chief Accounting Officer.*32.1Certification Pursuant to 18 U.S.C. Sections 1350, as Adopted Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 – George A. Makris Jr., Chairman and Chief Executive Officer.**32.2Certification Pursuant to 18 U.S.C. Sections 1350, as Adopted Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 – C. Daniel Hobbs, Executive Vice President and Chief Financial Officer.**32.3Certification Pursuant to 18 U.S.C. Sections 1350, as Adopted Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 – David W. Garner, Executive Vice President and Chief Accounting Officer.**101.INSXBRL Instance Document - the instance document does not appear in the Interactive Data File because its XBRL tags are embedded within the Inline XBRL document.*101.SCHInline XBRL Taxonomy Extension Schema.*101.CALInline XBRL Taxonomy Extension Calculation Linkbase.*101.DEFInline XBRL Taxonomy Extension Definition Linkbase.*101.LABInline XBRL Taxonomy Extension Labels Linkbase.*101.PREInline XBRL Taxonomy Extension Presentation Linkbase.*104Cover Page Interactive Data File (formatted as Inline XBRL and contained in Exhibit 101).

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* Filed herewith

** Furnished herewith

84

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 thereunto duly authorized.

SIMMONS FIRST NATIONAL CORPORATION

(Registrant)

Date:November 6, 2025/s/ George A. Makris, Jr. George A. Makris, Jr.  Chairman and Chief Executive Officer (Principal Executive Officer)  Date:November 6, 2025/s/ C. Daniel Hobbs C. Daniel Hobbs Executive Vice President and Chief Financial Officer(Principal Financial Officer)Date:November 6, 2025/s/ David W. GarnerDavid W. GarnerExecutive Vice President and Chief Accounting