| TT Cup | 2021/09/16 21:15 | Kostiuk, Oleksandr v Melkumyan, Samvel | L | 1-3 |
| TT Cup | 2021/09/14 10:25 | Melkumyan, Samvel v Kostiuk, Oleksandr | W | 2-3 |
| TT Cup | 2021/09/14 06:20 | Melkumyan, Samvel v Kostiuk, Oleksandr | L | 3-1 |
| TT Cup | 2021/09/13 12:10 | Kostiuk, Oleksandr v Melkumyan, Samvel | W | 3-0 |
| TT Cup | 2021/09/13 08:40 | Melkumyan, Samvel v Kostiuk, Oleksandr | W | 2-3 |
| TT Cup | 2021/09/09 01:15 | Kostiuk, Oleksandr v Melkumyan, Samvel | W | 3-0 |
| TT Cup | 2021/09/08 22:45 | Kostiuk, Oleksandr v Melkumyan, Samvel | L | 1-3 |
| TT Cup | 2021/09/07 09:50 | Kostiuk, Oleksandr v Melkumyan, Samvel | W | 3-2 |
| TT Cup | 2021/09/16 23:15 | Lugovskyi, Sergii v Kostiuk, Oleksandr | W | 1-3 |
| TT Cup | 2021/09/16 22:45 | Kostiuk, Oleksandr v Tsykhotskiy, Andrey | L | 1-3 |
| TT Cup | 2021/09/16 21:15 | Kostiuk, Oleksandr v Melkumyan, Samvel | L | 1-3 |
| TT Cup | 2021/09/14 11:35 | Kaptanovsky, Andrey v Kostiuk, Oleksandr | L | 3-1 |
| TT Cup | 2021/09/14 10:25 | Melkumyan, Samvel v Kostiuk, Oleksandr | W | 2-3 |
| TT Cup | 2021/09/14 09:15 | Tsykhotskiy, Andrey v Kostiuk, Oleksandr | L | 3-1 |
| TT Cup | 2021/09/14 07:30 | Kaptanovsky, Andrey v Kostiuk, Oleksandr | W | 1-3 |
| TT Cup | 2021/09/14 06:20 | Melkumyan, Samvel v Kostiuk, Oleksandr | L | 3-1 |
| TT Cup | 2021/09/16 23:45 | Tsykhotskiy, Andrey v Melkumyan, Samvel | L | 3-2 |
| TT Cup | 2021/09/16 22:15 | Lugovskyi, Sergii v Melkumyan, Samvel | L | 3-0 |
| TT Cup | 2021/09/16 21:15 | Kostiuk, Oleksandr v Melkumyan, Samvel | W | 1-3 |
| TT Cup | 2021/09/16 20:45 | Melkumyan, Samvel v Tsykhotskiy, Andrey | L | 1-3 |
| TT Cup | 2021/09/14 12:10 | Melkumyan, Samvel v Kaptanovsky, Andrey | W | 3-0 |
| TT Cup | 2021/09/14 11:00 | Melkumyan, Samvel v Tsykhotskiy, Andrey | L | 1-3 |
| TT Cup | 2021/09/14 10:25 | Melkumyan, Samvel v Kostiuk, Oleksandr | L | 2-3 |
| TT Cup | 2021/09/14 08:40 | Kaptanovsky, Andrey v Melkumyan, Samvel | L | 3-2 |