Macguire is a swimmer, a sprinter and a collegiate competitor, whose official competitive record spans 3 seasons and 26 meets.
His recorded career begins in 2022, and one of his earliest marks still on file is the 50 freestyle in 18.87, raced in Auburn.
His signature event is the 100 freestyle, his reference distance in freestyle, ahead of the 200 freestyle and 50 freestyle. Freestyle is the backbone of the whole record: 26 meets and 81 recorded swims.
His fastest 100 freestyle stands at 48.04, set in long course (50 m) at US Olympic Team Trials.
His record includes national championships, in 2024 (US Olympic Team Trials). A representative mark at that level is 48.04 in the 100 freestyle, recorded in long course (50 m). He also appears in collegiate championships.
The record runs unbroken from 2022 to 2024: 3 consecutive seasons without a single missing year.
Those meets span 13 different venues (Gainesville, Ocala, Athens and Indianapolis…). He has raced for 8 clubs, led by University of Florida - Summer / Club, University of Florida, Gator Swim Club and Parkersburg South High School.
Latest competition: US Olympic Team Trials, on June 15, 2024. He closes this record with 6 current event personal bests and 32 all-time PB improvements, across 81 verified official swims in competitions governed by NCAA.