Kai Wagner has 4 recorded races.
| Date | Race | Distance | Time | Overall |
|---|---|---|---|---|
| BMW Berlin Marathon 2025 | Marathon | 3:07:03 | 2944 | |
| BMW Berlin Marathon 2024 | Marathon | 2:51:29 | 2356 | |
| BMW Berlin Marathon 2023 | Marathon | 2:53:37 | 1854 | |
| BMW Berlin Marathon 2022 | Marathon | 3:00:12 | 2239 |