Gant led the scoring with 16 points on 6-for-12 shooting with three steals, Gilder-Tilbury scored 15 points and dished a career-high six assists.
Texas State closed the first half on a 10-0 run over the final 4:30, going into the break ahead 39-21. UTSA (1-7) only got a single, missed, shot off in that span, while making five turnovers. It was more of the same after intermission as Texas State opened with an 8-0 run, building the lead to 47-21 in 90 seconds.
The Roadrunners made 26 turnovers while Texas State had 14 steals and blocked five shots.
Ryan Bowie led UTSA with 11 points and 11 rebounds.