DULUTH HOLDINGS INC. 10-Q

Item 5. Other Information During the three months ended May 3, 2026, no director or Section 16 officer of the Company adopted or terminated a “Rule 10b5-1 trading arrangement” or “non-Rule 10b5-1 trading arrangement,” as each term is defined in Item 408(a) of Regulation S-K. 26 Table of Contents Item 6. Exhibits EXHIBIT INDEX Exhibit No. 31.1 Certification of Chief Executive Officer pursuant to Rule 13a-14(a) and Rule 15d-14(a) of the Securities and Exchange Act, as amended.* 31.2 Certification of Chief Financial Officer pursuant to Rule 13a-14(a) and Rule 15d-14(a) of the Securities and Exchange Act of 1934, as amended.* 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.* 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.* 101.INS XBRL Instance Document** 101.SCH Inline XBRL Taxonomy Extension Schema With Embedded Linkbase Documents** 104 The cover page from the Company’s Quarterly Report on Form 10-Q for the quarter ended May 3, 2026 has been formatted in Inline XBRL (Inline Extensible Business Reporting Language and contained in Exhibits 101). + Indicates a management contract or compensation plan or arrangement * Filed herewith ** In accordance with Regulation S-T, the XBRL-related information in Exhibit 101 to this Quarterly Report on Form 10-Q shall be deemed to be “furnished” and not “filed.” 27 Table of Contents 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. Date: June 9, 2026 DULUTH HOLDINGS INC. (Registrant) /s/ Heena Agrawal Heena Agrawal Senior Vice President, Chief Financial Officer (On behalf of the Registrant and as Principal Financial Officer and Interim Principal Accounting Officer) 28