Big 12 Tournament 2025 Dates Usa. The big 12 basketball tournament starts wednesday, march 11 three days after the end of the regular season. The big 12 has announced the conference slate for the 2025 softball season for its 11 teams.

Check out the full schedule below:. The sec officially announced thursday afternoon that the annual conference tournament will be undergoing some change starting in 2025, coinciding with oklahoma and.