Park Dental Partners, Inc. 10-Q

Item 5. Other information (c) Insider Trading Arrangements During the quarter ended March 31, 2026, none of our directors or officers (as defined in Section 16 of the Exchange Act), adopted or terminated a “Rule 10b5-1 trading arrangement ” or a “non-Rule 10b5-1 trading arrangement” (each as defined in Item 408 of Regulation S-K). ​ 32 Table of Contents Item 6. Exhibits (a) Exhibits Exhibit No. Description Form Exhibit Date Filed with the SEC 3.2 Fourth Amended and Restated Articles of Incorporation of Park Dental Partners, Inc. S-1 3.2 09/03/2025 3.3 Bylaws of Park Dental Partners, Inc., dated October 31, 2023 . S-1 3.3 09/03/2025 3.4 Amendment No. 1 to Bylaws of Park Dental Partners, Inc., dated December 4, 2024. S-1 3.4 09/03/2025 4.2 Form of Representatives' Warrant. 8-K 4.1 12/04/2025 10.1 Amended and Restated Credit Agreement, dated March 27, 2024, by and among Park Dental Partners, Inc., certain affiliated borrower entities, and U.S. Bank National Association. S-1 10.1 09/03/2025 10.2 Amendment Agreement, dated as of February 13, 2026 (effective January 1, 2026), by and among Park Dental Partners, Inc., certain affiliated borrower entities, and U.S. Bank National Association. 8-K 10.1 02/19/2026 10.3 Second Amendment Agreement, dated as of April 30, 2026, by and among Park Dental Partners, Inc., certain affiliated borrower entities, and U.S. Bank National Association. ​ ​ Filed herewith 31.1 Certification of Chief Executive Officer pursuant to Section 302 of the Sarbanes-Oxley Act of 2002. ​ ​ Filed herewith 31.2 Certification of Chief Financial Officer pursuant to Section 302 of the Sarbanes-Oxley Act of 2002. ​ ​ Filed herewith 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. ​ ​ Furnished herewith 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. ​ ​ Furnished herewith 101.INS Inline 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. ​ ​ Filed herewith 101.SCH Inline XBRL Taxonomy Extension Schema Document. ​ ​ Filed herewith 101.CAL Inline XBRL Taxonomy Extension Calculation Linkbase Document. ​ ​ Filed herewith 101.DEF Inline XBRL Taxonomy Extension Definition Linkbase Document. ​ ​ Filed herewith 101.LAB Inline XBRL Taxonomy Extension Label Linkbase Document. ​ ​ Filed herewith 101.PRE Inline XBRL Taxonomy Extension Presentation Linkbase Document. ​ ​ Filed herewith 104 Cover Page Interactive Data File (formatted as Inline XBRL and contained in Exhibit 101). ​ ​ Filed herewith ​ ​ ​ ​ 33 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. ​ PARK DENTAL PARTNERS, INC. Date: May 14, 2026 ​ ​ /s/ Christopher Bernander ​ Christopher Bernander, Chief Financial Officer ​ (Principal Financial Officer and Principal Accounting Officer) ​ ​ ​ ​ ​ ​ 34