| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Backstroke | 1:09.33 | 2026 Central Region Div 1 SC Championships | 2026-02-06 |
| 100m Breaststroke | 1:19.49 | 2026 Central Region Div 2 SC Championships | 2026-02-20 |
| 100m Butterfly | 1:19.71 | 2025 Alex Baumann Invitational | 2025-11-21 |
| 100m Freestyle | 1:00.37 | 2026 Central Region Div 1 SC Championships | 2026-02-06 |
| 100m IM | 1:14.76 | 2025 MMST Club Champs | 2025-05-31 |
| 200m Backstroke | 2:33.83 | 2026 Central Region Div 2 SC Championships | 2026-02-20 |
| 200m Breaststroke | 2:58.45 | 2026 Central Region Div 2 SC Championships | 2026-02-20 |
| 200m Freestyle | 2:10.89 | 2026 Central Region Div 2 SC Championships | 2026-02-20 |
| 200m IM | 2:43.32 | 2025 Alex Baumann Invitational | 2025-11-21 |
| 400m Freestyle | 4:46.90 | 2026 Central Region Div 2 SC Championships | 2026-02-20 |
| 400m IM | 6:00.37 | 2025 Alex Baumann Invitational | 2025-11-21 |
| 50m Backstroke | 30.81 | 2026 Central Region Div 1 SC Championships | 2026-02-06 |
| 50m Breaststroke | 35.93 | 2026 Central Region Div 2 SC Championships | 2026-02-20 |
| 50m Butterfly | 31.26 | 2026 Central Region Div 2 SC Championships | 2026-02-20 |
| 50m Freestyle | 27.29 | 2026 Central Region Div 1 SC Championships | 2026-02-06 |
Arnold, Kain's top personal bests include 100m Backstroke (1:09.33), 100m Breaststroke (1:19.49), 100m Butterfly (1:19.71), 100m Freestyle (1:00.37), 100m IM (1:14.76).
Arnold, Kain swims for Milton Marlin Swim Team.
Arnold, Kain has competed in 12 meets.