| Sep 21, 2025 | Kozera | 0–1 | Bakalarz | Round 5: Kozera, Dawid - Bakalarz, Leszek | Sicilian Defense: Dragon Variation, Yugoslav Attack, Old Line | |
| Sep 21, 2025 | Stawecki | 0–1 | Kozera | Round 4: Stawecki, Bartlomiej - Kozera, Dawid | Dutch Defense: Semi-Leningrad Variation | |
| Sep 20, 2025 | Kozera | ½–½ | Debowska | Round 3: Kozera, Dawid - Debowska, Olga | Sicilian Defense: Accelerated Dragon, Maróczy Bind, Gurgenidze Variation | |
| Sep 20, 2025 | Jedlikowski | * | Kozera | Round 2: Jedlikowski, Jan - Kozera, Dawid | ? | |
| Sep 20, 2025 | Kozera | ½–½ | Golebiowski | Round 1: Kozera, Dawid - Golebiowski, Jakub | English Opening: Symmetrical Variation | |
| May 4, 2024 | Kozera | 1–0 | Dietrich | Round 7: Kozera, Dawid - Dietrich, Pawel | Sicilian Defense: Open | |
| May 3, 2024 | Osinski | * | Kozera | Round 6: Osinski, Tomasz - Kozera, Dawid | ? | |
| May 3, 2024 | Kozera | 0–1 | Artsemenka | Round 5: Kozera, Dawid - Artsemenka, Mikalai | French Defense: Classical Variation, Burn Variation, Morozevich Line | |
| May 2, 2024 | Bakalarz | 1–0 | Kozera | Round 4: Bakalarz, Mietek - Kozera, Dawid | London System | |
| May 2, 2024 | Kozera | 1–0 | Wasiluk | Round 3: Kozera, Dawid - Wasiluk, Mateusz | Sicilian Defense: Dragon Variation, Classical Variation, Normal Line | |
| May 1, 2024 | Ozog | * | Kozera | Round 2: Ozog, Bartosz - Kozera, Dawid | ? | |
| May 1, 2024 | Kozera | * | Ladon | Round 1: Kozera, Dawid - Ladon, Tymoteusz | ? | |
| — | Kozera | 0–1 | Radzimski | C18b | Ruy Lopez: Morphy Defense, Modern Steinitz Defense | |
| — | Kozera | ½–½ | Krzywda | Rubinstein Chess Festival 2025 - OPEN A | Sicilian Defense: Taimanov Variation, Bastrikov Variation, English Attack | |
| — | Kozera | 0–1 | Rog | Rubinstein Chess Festival 2025 - OPEN A | St. George Defense | |
| — | Kozera | 1–0 | Bochenek | Rubinstein Chess Festival 2025 - OPEN A | Sicilian Defense: Kalashnikov Variation | |
| — | Kozera | 0–1 | Tokarz | Rubinstein Chess Festival 2025 - OPEN A | Ruy Lopez: Morphy Defense | |
| — | Janeczko | 1–0 | Kozera | Rubinstein Chess Festival 2025 - OPEN A | Sicilian Defense: Accelerated Dragon, Modern Variation | |
| — | Kutowski | 1–0 | Kozera | Rubinstein Chess Festival 2025 - OPEN A | Sicilian Defense: Najdorf Variation | |
| — | Wilgosz | 1–0 | Kozera | Rubinstein Chess Festival 2025 - OPEN A | Grünfeld Defense: Three Knights Variation, Hungarian Attack | |
| — | Rychlik | 1–0 | Kozera | Rubinstein Chess Festival 2025 - OPEN A | Sicilian Defense: Najdorf Variation | |
| — | Nguyen Doan | 0–1 | Kozera | Rubinstein Chess Festival 2025 - OPEN A | Sicilian Defense: Najdorf Variation, Adams Attack | |
