| Player | Team | BB |
|---|---|---|
| Dylan Cease | Havana | 115 |
| Jose Berrios | Riverside | 102 |
| Carlos Carrasco | Riverside | 98 |
| Ryan Castellani | Chicago | 96 |
| Luis Castillo | Havana | 92 |
| Corbin Burnes | Jacksonville | 91 |
| Tyler Anderson | Orlando | 87 |
| Kris Bubic | Orlando | 87 |
| German Marquez | Malibu | 85 |
| Aaron Nola | Sterling | 84 |
| Brandon Woodruff | Malibu | 82 |
| Tyler Zuber | Orlando | 77 |
| Lance McCullers | Guildford | 77 |
| Tyler Glasnow | Havana | 75 |
| Jacob deGrom | Sterling | 75 |
| Yusei Kikuchi | Guildford | 74 |
| Shane Bieber | Jacksonville | 74 |
| Asher Wojciechowski | Chicago | 67 |
| Gerrit Cole | Guildford | 66 |
| Genesis Cabrera | Syracuse | 64 |