Home, road
61%Holders defend at home
50%Holders defend on the road
51Title changes on the road
Road warriors
Took the belt in the holder’s building
| Penrith Panthers | 6 |
| Canberra Raiders | 5 |
| North Queensland Cowboys | 4 |
| Gold Coast Titans | 4 |
| South Sydney Rabbitohs | 4 |
| Parramatta Eels | 4 |
| Manly Sea Eagles | 3 |
| Brisbane Broncos | 3 |
| Melbourne Storm | 3 |
| Sydney Roosters | 3 |
Home fortresses
Most successful home defenses
| Penrith Panthers | 20 |
| Melbourne Storm | 16 |
| Sydney Roosters | 10 |
| Canberra Raiders | 8 |
| Brisbane Broncos | 4 |
| New Zealand Warriors | 4 |
| St George Illawarra Dragons | 3 |
| North Queensland Cowboys | 3 |
| Cronulla Sharks | 3 |
| South Sydney Rabbitohs | 3 |