| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Freestyle | 1:52.48 | Calgary Swordfish Summer Splash Invitational | 2025-07-19 |
| 25m Backstroke | 27.01 | Calgary Tritons Summer Swim Club Invitational | 2025-07-12 |
| 25m Breaststroke | 28.95 | Region E Regional Championships | 2025-07-25 |
| 25m Butterfly | 32.76 | Calgary Tritons Summer Swim Club Invitational | 2025-07-12 |
| 50m Backstroke | 58.84 | Calgary Swordfish Summer Splash Invitational | 2025-07-19 |
| 50m Breaststroke | 1:04.63 | Cochrane Piranhas Cam Jaeger Memorial Swim Meet | 2025-07-05 |
| 50m Freestyle | 49.06 | Calgary Swordfish Summer Splash Invitational | 2025-07-19 |
Chang, Stella's top personal bests include 100m Freestyle (1:52.48), 25m Backstroke (27.01), 25m Breaststroke (28.95), 25m Butterfly (32.76), 50m Backstroke (58.84).
Chang, Stella swims for Calgary Swimming.
Chang, Stella has competed in 5 meets.