Five different teams have finished with the league's top seed. Four of them did so as a member of the North Division. The
Nueva Ecija Rice Vanguards are the only team to accomplish an undefeated regular season, doing so in 2022.
^The 2018 season had no division alignment, thus there were no division champions.
^The San Juan Knights and Davao Occidental Tigers tied for best record in the 2019–20 season. San Juan won the head-to-head matchup, thus winning the tiebreaker.
^The Navotas–Rizal game was not resumed for player safety, thus both teams only played 29 games.
^The Laguna–Manila game was cancelled due to volcanic smog, thus both teams only played 27 games.