| TT Cup | 2021/03/18 21:45 | Kostiuk, Oleksandr v Vitaliy Pinchuk | W | 3-2 |
| TT Cup | 2021/02/23 11:25 | Vitaliy Pinchuk v Kostiuk, Oleksandr | L | 3-1 |
| TT Cup | 2021/02/22 09:40 | Vitaliy Pinchuk v Kostiuk, Oleksandr | L | 3-1 |
| TT Cup | 2021/02/16 07:55 | Vitaliy Pinchuk v Kostiuk, Oleksandr | L | 3-1 |
| TT Cup | 2021/02/05 02:15 | Kostiuk, Oleksandr v Vitaliy Pinchuk | L | 1-3 |
| TT Cup | 2021/01/26 17:05 | Vitaliy Pinchuk v Kostiuk, Oleksandr | L | 3-2 |
| TT Cup | 2021/01/25 19:00 | Vitaliy Pinchuk v Kostiuk, Oleksandr | L | 3-2 |
| TT Cup | 2021/01/15 22:15 | Vitaliy Pinchuk v Kostiuk, Oleksandr | L | 3-0 |
| TT Cup | 2021/04/27 15:05 | Kostiuk, Oleksandr v Kuharchuk, Aleksandr | L | 2-3 |
| TT Cup | 2021/04/27 13:20 | Kostiuk, Oleksandr v Tovkach, Mykola | L | 2-3 |
| TT Cup | 2021/04/23 02:15 | Tsykhotskiy, Andrey v Kostiuk, Oleksandr | L | 3-0 |
| TT Cup | 2021/04/23 01:15 | Kostiuk, Oleksandr v Tuchkevych, Volodymyr | W | 3-2 |
| TT Cup | 2021/04/23 00:15 | Tsykhotskiy, Andrey v Kostiuk, Oleksandr | L | 3-1 |
| TT Cup | 2021/04/22 22:45 | Kaptanovsky, Andrey v Kostiuk, Oleksandr | W | 1-3 |
| TT Cup | 2021/04/22 21:15 | Kuharchuk, Aleksandr v Kostiuk, Oleksandr | W | 1-3 |
| TT Cup | 2021/04/20 10:25 | Tsykhotskiy, Andrey v Kostiuk, Oleksandr | L | 3-1 |
| TT Cup | 2021/04/27 15:40 | Tsykhotskiy, Andrey v Vitaliy Pinchuk | W | 1-3 |
| TT Cup | 2021/04/27 13:55 | Kuharchuk, Aleksandr v Vitaliy Pinchuk | L | 3-1 |
| TT Cup | 2021/04/26 11:00 | Vitaliy Pinchuk v Kuharchuk, Aleksandr | L | 0-3 |
| TT Cup | 2021/04/26 09:50 | Tsykhotskiy, Andrey v Vitaliy Pinchuk | L | 3-1 |
| TT Cup | 2021/04/26 08:05 | Tovkach, Mykola v Vitaliy Pinchuk | W | 0-3 |
| TT Cup | 2021/04/26 06:20 | Tuchkevych, Volodymyr v Vitaliy Pinchuk | L | 3-1 |
| TT Cup | 2021/04/19 09:15 | Tovkach, Mykola v Vitaliy Pinchuk | L | 3-2 |
| TT Cup | 2021/04/19 08:40 | Vitaliy Pinchuk v Tsykhotskiy, Andrey | L | 1-3 |