| Jul 9, 2023 | Tomas Hanak | 0–1 | Tomasz Posluszny | Round 9: Tomas Hanak - Tomasz Posluszny | Sicilian Defense: Closed | |
| Jul 8, 2023 | Rafal Tymrakiewicz | 1–0 | Tomasz Posluszny | Round 8: Rafal Tymrakiewicz - Tomasz Posluszny | Queen's Pawn Game | |
| Jul 7, 2023 | Tomasz Posluszny | ½–½ | Rostislav Kubos | Round 7: Tomasz Posluszny - Rostislav Kubos | Nimzo-Indian Defense: Reshevsky Variation | |
| Jul 6, 2023 | Tomasz Posluszny | 1–0 | Maks Pevzner | Round 6: Tomasz Posluszny - Maks Pevzner | Benoni Defense: Taimanov Variation | |
| Jul 5, 2023 | Vit Kostka | 1–0 | Tomasz Posluszny | Round 5: Vit Kostka - Tomasz Posluszny | Sicilian Defense: Four Knights Variation, Exchange Variation | |
| Jul 4, 2023 | Tomasz Posluszny | 1–0 | Josef Lys | Round 4: Tomasz Posluszny - Josef Lys | Benoni Defense: Classical Variation | |
| Jul 3, 2023 | Patryk Chylewski | 1–0 | Tomasz Posluszny | Round 3: Patryk Chylewski - Tomasz Posluszny | Tarrasch Defense: Schara Gambit | |
| Jul 2, 2023 | Tomasz Posluszny | ½–½ | Sinisa Drazic | Round 2: Tomasz Posluszny - Sinisa Drazic | Wade Defense | |
| Jul 11, 2021 | Jiri Novak | 0–1 | Tomasz Posluszny | Round 9: Jiri Novak - Tomasz Posluszny | Sicilian Defense: Alapin Variation, Smith-Morra Declined | |
| Jul 10, 2021 | Tomasz Posluszny | 1–0 | Jan Sebesta | Round 8: Tomasz Posluszny - Jan Sebesta | Grünfeld Defense: Three Knights Variation | |
| Jul 9, 2021 | Bartolomej Buchta | 0–1 | Tomasz Posluszny | Round 7: Bartolomej Buchta - Tomasz Posluszny | Ruy Lopez: Morphy Defense, Fianchetto Defense Deferred | |
| Jul 8, 2021 | Tomasz Posluszny | 1–0 | Samuel Tomanec | Round 6: Tomasz Posluszny - Samuel Tomanec | Queen's Gambit Declined: Exchange Variation | |
| Jul 7, 2021 | Ondrej Kijonka | 1–0 | Tomasz Posluszny | Round 5: Ondrej Kijonka - Tomasz Posluszny | Sicilian Defense: Modern Variations | |
| Jul 5, 2021 | Jakub Pulpan | 1–0 | Tomasz Posluszny | Round 3: Jakub Pulpan - Tomasz Posluszny | Zukertort Opening: Sicilian Invitation | |
| Jul 5, 2021 | Tomasz Posluszny | 1–0 | Vojtech Sramek | Round 2: Tomasz Posluszny - Vojtech Sramek | Queen's Gambit Declined | |
| Jul 5, 2021 | Jiri Martikan | 0–1 | Tomasz Posluszny | Round 1: Jiri Martikan - Tomasz Posluszny | Sicilian Defense: O'Kelly Variation, Venice System, Barcza Line | |
| — | Tomasz Posluszny | 1–0 | Ratajek | Round 1: Tomasz Posluszny - Ratajek, Krzysztof | ? | |
| — | Tomasz Posluszny | 1–0 | Jasniewicz | Round 2: Tomasz Posluszny - Jasniewicz, Rafal | ? | |
| — | Tomasz Posluszny | 0–1 | Przybylka | Round 4: Tomasz Posluszny - Przybylka, Damian | ? | |
| — | Tomasz Posluszny | ½–½ | Ochowicz | Round 6: Tomasz Posluszny - Ochowicz, Jakub | ? | |
| — | Tomasz Posluszny | 1–0 | Bienias | Round 8: Tomasz Posluszny - Bienias, Piotr | ? | |
| — | Kueck | 0–1 | Tomasz Posluszny | Round 3: Kueck, Stefan - Tomasz Posluszny | ? | |
| — | Werner | 1–0 | Tomasz Posluszny | Round 5: Werner, Kacper - Tomasz Posluszny | ? | |
| — | Ziems | 0–1 | Tomasz Posluszny | Round 7: Ziems, Michael - Tomasz Posluszny | ? | |
| — | Hoffmann | 0–1 | Tomasz Posluszny | Round 9: Hoffmann, Hendrik - Tomasz Posluszny | ? | |
