[2][3] The tournament has been held since 1997, the inaugural year of the Big 12 Conference.
Among current league members, Texas has won the most championships with five.
Iowa State discontinued their program after the 2001 season without having won a title.
Having joined in 2013, TCU won their first title in 2014 while West Virginia has yet to win the Tournament.
The top eight finishers from the regular season were seeded one through eight, and then played a two-bracket double-elimination tournament leading to a winner-take-all championship game.