Away History
| WTT Contender Zagreb Quals | 2024/06/04 10:55 | Kay Stumper v Cheng-Ting Liao | L | 2-3 |
| WTT Feeder Cappadocia | 2024/05/15 09:45 | Kay Stumper v Carlo Rossi | L | 2-3 |
| WTT Feeder Dusseldorf | 2024/04/10 16:25 | Kay Stumper v Daeseong Cho | L | 2-3 |
| WTT Feeder Dusseldorf | 2024/04/10 11:45 | Cedric Nuytinck v Kay Stumper | W | 2-3 |
| WTT Star Contender Goa | 2024/01/25 10:10 | Jaehyun An v Kay Stumper | L | 3-0 |
| WTT Star Contender Goa Quals | 2024/01/24 11:45 | Mehdi Bouloussa v Kay Stumper | W | 1-3 |
| WTT Star Contender Goa Quals | 2024/01/23 12:10 | Kay Stumper v Yan-Cheng Huang | W | 3-2 |
| WTT Contender Doha Quals | 2024/01/16 14:10 | Panagiotis Gionis v Kay Stumper | L | 3-2 |