| Player | Team | 3B |
|---|---|---|
| Trevor Story | Montana | 16 |
| Mike Yastrzemski | Colorado | 13 |
| Ildemaro Vargas | Fraser | 13 |
| Harrison Bader | Brooklyn | 10 |
| Garrett Hampson | Montana | 8 |
| Jake Cronenworth | Tacoma | 8 |
| Adam Eaton | Tacoma | 8 |
| Jean Segura | Chicago | 8 |
| Eduardo Escobar | Fraser | 8 |
| Miguel Rojas | Tacoma | 7 |
| Jared Walsh | Southland | 7 |
| Jonathan Schoop | Arizona | 7 |
| Edward Olivares | Arizona | 7 |
| Jason Kipnis | Arizona | 7 |
| Manny Machado | Brooklyn | 6 |
| Austin Meadows | Foscoe | 6 |
| Brandon Nimmo | Brooklyn | 6 |
| Yoshitomo Tsutsugo | Chicago | 6 |
| Chris Taylor | Montana | 6 |
| Trent Grisham | Montana | 6 |