| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Backstroke | 1:22.68 | March Madness 2026 | 2026-03-14 |
| 100m Breaststroke | 1:39.31 | March Madness 2026 | 2026-03-14 |
| 100m Butterfly | 1:37.51 | Winterfest 2026 | 2026-01-17 |
| 100m Butterfly | 1:31.29 | Winter Festival | 2026-01-23 |
| 100m Freestyle | 1:17.55 | March Madness 2026 | 2026-03-14 |
| 200m Backstroke | 3:16.07 | Winterfest 2026 | 2026-01-17 |
| 200m Backstroke | 3:08.09 | Otters 53rd Annual Mountain Meet | 2026-01-31 |
| 200m Breaststroke | 3:42.42 | Winterfest 2026 | 2026-01-17 |
| 200m Breaststroke | 3:36.84 | Winter Festival | 2026-01-23 |
| 200m Butterfly | 3:22.12 | Fast Track into Fall 2025 | 2025-11-15 |
| 200m Freestyle | 2:56.40 | Fast Track into Fall 2025 | 2025-11-15 |
| 200m IM | 3:10.50 | Otters 53rd Annual Mountain Meet | 2026-01-31 |
| 400m Freestyle | 6:21.47 | Winterfest 2026 | 2026-01-17 |
| 400m Freestyle | 6:15.43 | Fast Track into Fall 2025 | 2025-11-15 |
| 400m IM | 6:40.58 | Otters 53rd Annual Mountain Meet | 2026-01-31 |
| 50m Backstroke | 41.08 | Winter Festival | 2026-01-23 |
| 50m Breaststroke | 48.44 | Winterfest 2026 | 2026-01-17 |
| 50m Butterfly | 42.70 | Winterfest 2026 | 2026-01-17 |
| 50m Butterfly | 40.01 | March Madness 2026 | 2026-03-14 |
| 50m Freestyle | 37.53 | Winterfest 2026 | 2026-01-17 |
| 800m Freestyle | 13:05.79 | Winterfest 2026 | 2026-01-17 |
Kolosky, Lauren's top personal bests include 100m Backstroke (1:22.68), 100m Breaststroke (1:39.31), 100m Butterfly (1:37.51), 100m Butterfly (1:31.29), 100m Freestyle (1:17.55).
Kolosky, Lauren swims for Grande Prairie Piranhas.
Kolosky, Lauren has competed in 7 meets.