Home, road and extra time
69%Holders defend at home
49%Holders defend on the road
64Title changes on the road
0Title changes in overtime
Road warriors
Took the belt in the holder’s building
| Saskatchewan Roughriders | 10 |
| Calgary Stampeders | 9 |
| BC Lions | 9 |
| Montreal Alouettes | 8 |
| Toronto Argonauts | 8 |
| Winnipeg Blue Bombers | 6 |
| Hamilton Tiger-Cats | 6 |
| Edmonton Elks | 5 |
| Ottawa Redblacks | 3 |
Home fortresses
Most successful home defenses
| Calgary Stampeders | 31 |
| BC Lions | 31 |
| Montreal Alouettes | 26 |
| Winnipeg Blue Bombers | 17 |
| Saskatchewan Roughriders | 17 |
| Edmonton Elks | 16 |
| Toronto Argonauts | 10 |
| Hamilton Tiger-Cats | 9 |
| Ottawa Redblacks | 3 |