<page_title> List of boxing quintuple champions </page_title> <section_title> List of Boxing Quintuple or Five Division Champions — Major Titles </section_title> <table> <cell> 2008-06-28 <col_header> Name </col_header> </cell> <cell> United States David Díaz <col_header> Titles </col_header> </cell> <cell> TKO 9/12 <col_header> Date </col_header> </cell> </table>
On June 28, 2008, Diaz lost his Boxing Quintuple via 9th-round TKO.