| May 25, 2026 | Cobanoglu | 1–0 | Praszczalek | Round 7: Cobanoglu, Ferhat - Praszczalek, Jakub | Caro-Kann Defense | |
| May 25, 2026 | Praszczalek | ½–½ | Vortmeier | Round 6: Praszczalek, Jakub - Vortmeier, Jan | Nimzo-Larsen Attack: Indian Variation | |
| May 24, 2026 | Tomasjan | 1–0 | Praszczalek | Round 5: Tomasjan, Samuel - Praszczalek, Jakub | Alekhine Defense | |
| May 24, 2026 | Praszczalek | 1–0 | Breitkopf-Lazar | Round 4: Praszczalek, Jakub - Breitkopf-Lazar, Patrick-Robert | Nimzo-Larsen Attack: Modern Variation | |
| May 23, 2026 | Praszczalek | 1–0 | Thai | Round 3: Praszczalek, Jakub - Thai, Elias | English Opening: Symmetrical Variation, Anti-Benoni Variation | |
| May 23, 2026 | Emekli | 0–1 | Praszczalek | Round 2: Emekli, Gabriel - Praszczalek, Jakub | Alekhine Defense: Four Pawns Attack, Main Line | |
| Dec 30, 2025 | Praszczalek | 0–1 | Richard Valenta | Round 7: Praszczalek, Jakub - Richard Valenta | King's Indian Attack: Symmetrical Defense | |
| Dec 30, 2025 | Joel Schlaebitz | 0–1 | Praszczalek | Round 6: Joel Schlaebitz - Praszczalek, Jakub | Sicilian Defense: Closed | |
| Dec 29, 2025 | Praszczalek | 0–1 | Preuschoff | Round 5: Praszczalek, Jakub - Preuschoff, Michael | English Opening: King's English Variation, Troger Defense | |
| Dec 29, 2025 | Thieme | 0–1 | Praszczalek | Round 4: Thieme, Daniel Otis - Praszczalek, Jakub | Indian Defense: Tartakower Attack | |
| Dec 28, 2025 | Praszczalek | 1–0 | Ablohina | Round 3: Praszczalek, Jakub - Ablohina, Inga | Zukertort Opening | |
| Dec 28, 2025 | Amini | * | Praszczalek | Round 2: Amini, Yusuf - Praszczalek, Jakub | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack | |
| Jun 9, 2025 | Scheffner | 1–0 | Praszczalek | Round 7: Scheffner, Jarno - Praszczalek, Jakub | Sicilian Defense: French Variation | |
| Jun 9, 2025 | Praszczalek | 1–0 | Elsenpeter | Round 6: Praszczalek, Jakub - Elsenpeter, Wolfgang | English Opening: King's English Variation, Two Knights Variation, Reversed Dragon | |
| Jun 8, 2025 | Rousselet | 0–1 | Praszczalek | Round 5: Rousselet, Bruno - Praszczalek, Jakub | Catalan Opening | |
| Jun 8, 2025 | Vormann | 0–1 | Praszczalek | Round 4: Vormann, Dirk - Praszczalek, Jakub | ? | |
| Jun 7, 2025 | Praszczalek | * | Caspers | Round 3: Praszczalek, Jakub - Caspers, Nicolai | ? | |
| Jun 7, 2025 | Heppert | * | Praszczalek | Round 2: Heppert, David - Praszczalek, Jakub | ? | |
| Jun 6, 2025 | Praszczalek | 0–1 | Li | Round 1: Praszczalek, Jakub - Li, Hewei | Nimzo-Larsen Attack: Classical Variation | |
