Mediaco Holding Inc. 10-Q

ITEM 5. OTHER INFORMATION None of the Company's directors and officers adopted , modified or terminated a Rule 10b5-1 trading arrangement or a non-Rule 10b5-1 trading arrangement during the Company's fiscal quarter ended June 30, 2025 . -35- Table of Contents ITEM 6. EXHIBITS (a) Exhibits. The following exhibits are filed or incorporated by reference as a part of this report (unless otherwise indicated, the file number with respect to each filed document is 001-39029): Exhibit Number Exhibit Description Filed Herewith Incorporated by Reference Form Period Ending Exhibit Filing Date 31.1 Certification of Principal Executive Officer of MediaCo Holding Inc. pursuant to Rule 13a-14(a) under the Exchange Act X 31.2 Certification of Principal Financial Officer of MediaCo Holding Inc. pursuant to Rule 13a-14(a) under the Exchange Act X 32.1 Certification of Principal Executive Officer of MediaCo Holding Inc. pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 X 32.2 Certification of Principal Financial Officer of MediaCo Holding Inc. pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 X 101.INS Inline XBRL Instance Document X 101.SCH Inline XBRL Taxonomy Extension Schema Document X 101.CAL Inline XBRL Taxonomy Extension Calculation Linkbase Document X 101.LAB Inline XBRL Taxonomy Extension Labels Linkbase Document X 101.PRE Inline XBRL Taxonomy Extension Presentation Linkbase Document X 101.DEF Inline XBRL Taxonomy Extension Definition Linkbase Document X 104 Cover Page Interactive Data File (embedded within the Inline XBRL document) X -36- 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. MEDIACO HOLDING INC. Date: August 11, 2025 By: /s/ Debra DeFelice Debra DeFelice Chief Financial Officer and Treasurer -37-