| Player | Team | PIM |
|---|---|---|
| Kirill Kaprizov | Fort Worth Fighting Squirrels | 18 |
| Charlie McAvoy | North Dakota Nighthawks | 16 |
| Andrei Svechnikov | Sault Surge | 14 |
| Nikita Kucherov | Fort Worth Fighting Squirrels | 14 |
| Nathan MacKinnon | Ottawa Valley Wolfhounds | 12 |
| Quinn Hughes | Michigan Sentinels | 12 |
| Martin Necas | Michigan Sentinels | 12 |
| Brandon Montour | Fort Worth Fighting Squirrels | 12 |
| Roope Hintz | Fort Worth Fighting Squirrels | 10 |
| Steven Stamkos | Toronto Canaries | 8 |
| Brady Skjei | North Dakota Nighthawks | 7 |
| Mikko Rantanen | Sault Surge | 6 |
| Leon Draisaitl | North Dakota Nighthawks | 6 |
| Miro Heiskanen | Toronto Canaries | 6 |
| Justin Faulk | Michigan Sentinels | 6 |
| K'Andre Miller | Michigan Sentinels | 6 |
| Brenden Dillon | Fort Worth Fighting Squirrels | 6 |
| Alex Tuch | Fort Worth Fighting Squirrels | 6 |
| Cale Makar | Sault Surge | 4 |
| Drake Batherson | Ottawa Valley Wolfhounds | 4 |