X0508 4 2024-05-22 0001494582 BOSTON OMAHA Corp BOC 0001689427 Briner Bradford B C/O BOSTON OMAHA CORPORATION 1601 DODGE STREET, SUITE 3300 OMAHA NE 68102 1 0 Class A common stock, par value $0.001 per share 2024-05-22 4 P 0 10000 13.74 A 12750 D Class A common stock, par value $0.001 per share 20000 I See footnote The Reporting Person transferred 10,000 shares of Class A common stock for estate planning purposes to Brisun Partners, LLC, as reflected in a Form 4 filed with the Securities and Exchange Commission on January 6, 2021. The Form 4s filed with the Securities and Exchange Commission on January 5, 2023 and July 7, 2023 inadvertently did not reflect this transfer and credited the shares to Mr. Briner's individual account. The shares are directly owned by Brisun Partners, LLC, of which Bradford B. Briner is the Managing Member. Mr. Briner could be deemed to have indirect beneficial ownership of the shares. /s/ Bradford B. Briner 2024-05-22