| Leyva, H2303 | 1-0 | Cardenas Carbajal, Nilson2019 | 3rd Caissa Guatemala Open | 2026 |
| Calderin Gonzalez, R2388 | ½-½ | Cardenas Carbajal, Nilson2019 | 3rd Caissa Guatemala Open | 2026 |
| Mendez Machado, Andre2169 | 1-0 | Cardenas Carbajal, Nilson2019 | 3rd Caissa Guatemala Open | 2026 |
| Cardenas Carbajal, Nilson2019 | ½-½ | Cu Hor, W2350 | 3rd Caissa Guatemala Open | 2026 |
| Garcia Correa, J2103 | 1-0 | Cardenas Carbajal, Nilson2040 | Titled Tue 12th Aug Late | 2025 |
| Gorbenko, R2201 | 1-0 | Cardenas Carbajal, Nilson2040 | Titled Tue 12th Aug Late | 2025 |
| Cardenas Carbajal, Nilson2040 | 0-1 | Pribelszky, Bence2428 | Titled Tue 12th Aug Late | 2025 |
| Cardenas Carbajal, Nilson2040 | 1-0 | Romero Ruscalleda, J2110 | Titled Tue 12th Aug Late | 2025 |
| Cardenas Carbajal, Nilson2040 | 0-1 | Amarasinghe, A1965 | Titled Tue 5th Aug Late | 2025 |
| Lima, Vinicius Taishun1975 | 1-0 | Cardenas Carbajal, Nilson2040 | Titled Tue 15th Jul Late | 2025 |
| Bucci, Andrea1526 | ½-½ | Cardenas Carbajal, Nilson2041 | Titled Tue 24th Jun Late | 2025 |
| Cardenas Carbajal, Nilson2041 | 0-1 | Mecit, E2007 | Titled Tue 24th Jun Early | 2025 |
| Cardenas Carbajal, Nilson2041 | 0-1 | Rabin, E1945 | Titled Tue 24th Jun Early | 2025 |
| Veiga, Jose Francisco R P Neves2390 | 1-0 | Cardenas Carbajal, Nilson2041 | Titled Tue 24th Jun Early | 2025 |
| Cardenas Carbajal, Nilson2041 | 0-1 | Shafer, Logan C2217 | Titled Tue 24th Jun Early | 2025 |