| May 17, 2026 | Bub | 1–0 | Magezi | Runde 7: Bub, Volker - Magezi, Noah | King's Indian Attack | |
| May 16, 2026 | Haertel | 1–0 | Bub | Runde 6: Haertel, Leon - Bub, Volker | King's Indian Defense: Fianchetto Variation, Larsen Defense | |
| May 16, 2026 | Schmitzer | 1–0 | Bub | Runde 5: Schmitzer, Klaus - Bub, Volker | Pirc Defense | |
| May 15, 2026 | Bub | ½–½ | Kuegel | Runde 4: Bub, Volker - Kuegel, Tobias | Zukertort Opening | |
| May 15, 2026 | Bub | 1–0 | Frahm | Runde 3: Bub, Volker - Frahm, Ben Jonas | Zukertort Opening: Lisitsyn Gambit Deferred | |
| May 14, 2026 | Majewski | 0–1 | Bub | Runde 2: Majewski, Thomas - Bub, Volker | Pirc Defense | |
| May 14, 2026 | Bub | 1–0 | Moritz | Round 1: Bub, Volker - Moritz, Matthias | King's Indian Attack, with Bf5 | |
| Jul 12, 2025 | Bub | ½–½ | Kargoll | Round 6: Bub, Volker - Kargoll, Boris, Dr. | King's Indian Attack | |
| Jul 11, 2025 | Kiesel | ½–½ | Bub | Round 5: Kiesel, Harald - Bub, Volker | Pirc Defense: Classical Variation, Schlechter Variation | |
| Jul 10, 2025 | Bub | 1–0 | Oppitz | Round 4: Bub, Volker - Oppitz, Peter | Sicilian Defense: French Variation | |
| Jul 9, 2025 | Bub | 1–0 | Ritter | Round 3: Bub, Volker - Ritter, Uwe | King's Indian Attack | |
| Jul 8, 2025 | Dannhauer | ½–½ | Bub | Round 2: Dannhauer, Frank - Bub, Volker | Pirc Defense: Classical Variation, Quiet System, Parma Defense | |
| Jul 7, 2025 | Bub | 1–0 | Giesenberg | Round 1: Bub, Volker - Giesenberg, Angela | Zukertort Opening: Kingside Fianchetto | |
| Jul 3, 2025 | Lang | 0–1 | Bub | Round 7: Lang, Torsten - Bub, Volker | King's Indian Defense: Fianchetto Variation, Larsen Defense | |
| Apr 16, 2025 | Bub | 0–1 | Plazuelo Pascual | Semana Santa A. 2025 | ? | |
| Mar 3, 2025 | Bub | ½–½ | Leftheriotis | Round 7: Bub, Volker - Leftheriotis, Alexandros | Sicilian Defense | |
| Mar 2, 2025 | Bub | 0–1 | Alexakis | Round 5: Bub, Volker - Alexakis, Dimitris | Sicilian Defense | |
| Mar 1, 2025 | Bub | 0–1 | Papasimakopoulos | Round 3: Bub, Volker - Papasimakopoulos, Alexandros | Zukertort Opening: Black Mustang Defense | |
| Feb 28, 2025 | Vasilev | 0–1 | Bub | Round 2: Vasilev, Lyuboslav - Bub, Volker | Pirc Defense: Austrian Attack, Dragon Formation | |
| Jan 8, 2023 | Kita Ruiz | ½–½ | Bub | Roquetas Open | ? | |
| Jan 7, 2023 | Bub | * | Iglesias Fernandez | Roquetas Open | ? | |
| Jan 7, 2023 | Arce Gonzalez | * | Bub | Roquetas Open | ? | |
| Jan 6, 2023 | Bub | ½–½ | Alvarez Morales | Roquetas Open | ? | |
| Jan 5, 2023 | Bub | 0–1 | Castellanos Gomez | Roquetas Open | ? | |
| Jan 5, 2023 | Roque Sola | 1–0 | Bub | Roquetas Open | ? | |
| Jan 4, 2023 | Bub | 1–0 | Palomo Monserrat | Roquetas Open | ? | |
| Jan 4, 2023 | Camacho Collados | * | Bub | Roquetas Open | ? | |
| Jan 3, 2023 | Vasquez Schroeder | 1–0 | Bub | Roquetas Open | Ruy Lopez: Closed, Breyer Defense | |
| Nov 13, 2022 | Bashirov | 1–0 | Bub | 25th Open Bavarian Championship | Ruy Lopez: Closed, Chigorin Defense | |
| Nov 12, 2022 | Bub | * | Player | 25th Open Bavarian Championship | ? | |
| Nov 11, 2022 | Bub | 1–0 | Hacker | 25th Open Bavarian Championship | ? | |
| Nov 10, 2022 | Reimann | 1–0 | Bub | 25th Open Bavarian Championship | ? | |
| Nov 9, 2022 | Bub | ½–½ | Moeldner | 25th Open Bavarian Championship | Zukertort Opening: Dutch Variation | |
| Nov 8, 2022 | Heyartz | 0–1 | Bub | 25th Open Bavarian Championship | ? | |
| Nov 7, 2022 | Bente | ½–½ | Bub | 25th Open Bavarian Championship | ? | |
| Nov 6, 2022 | Bub | 0–1 | Heinemann | 25th Open Bavarian Championship | King's Indian Attack: Double Fianchetto | |
| Jul 22, 2022 | Diduh | * | Bub | open | ? | |
| Jul 21, 2022 | Bub | * | Goldenstein | open | ? | |
| Jul 19, 2022 | Plum | * | Bub | open | ? | |
| Jul 16, 2022 | Hausrath | * | Bub | open | Catalan Opening: Closed | |
| Aug 8, 2021 | Finek | 1–0 | Bub | Open Letni Praha 2021 | King's Indian Defense: Fianchetto Variation, Panno Variation | |
