| Nov 23, 2025 | Zimmermann | 0–1 | Wu | Round 9: Zimmermann, Felix - Wu, Luka | Semi-Slav Defense | |
| Nov 23, 2025 | Zimmermann | 1–0 | Schlueter | Round 8: Zimmermann, Felix - Schlueter, Johan | Queen's Gambit Declined: Semi-Tarrasch Defense, Pillsbury Variation | |
| Nov 23, 2025 | Hagenmeyer | 0–1 | Zimmermann | Round 7: Hagenmeyer, Jannis - Zimmermann, Felix | Queen's Gambit Declined: Exchange Variation, Positional Variation | |
| Nov 23, 2025 | Zimmermann | ½–½ | Kinsky | Round 6: Zimmermann, Felix - Kinsky, Leonhard | Queen's Gambit Declined: Albin Countergambit, Fianchetto Variation | |
| Nov 23, 2025 | Scheftlein | 1–0 | Zimmermann | Round 5: Scheftlein, Richard - Zimmermann, Felix | Queen's Gambit Declined: Modern Variation, Normal Line | |
| Nov 23, 2025 | Tschernatsch | 1–0 | Zimmermann | Round 4: Tschernatsch, Johannes - Zimmermann, Felix | Caro-Kann Defense: Maróczy Variation | |
| Nov 23, 2025 | Zimmermann | 1–0 | Forster | Round 3: Zimmermann, Felix - Forster, Lukas | King's Indian Attack: Symmetrical Defense | |
| Nov 23, 2025 | Elier | ½–½ | Zimmermann | Round 2: Elier, Ali - Zimmermann, Felix | Caro-Kann Defense: Tartakower Variation | |
| Nov 23, 2025 | Zimmermann | 1–0 | Jungkunz | Round 1: Zimmermann, Felix - Jungkunz, Anselm | Slav Defense | |
| Nov 22, 2025 | Zimmermann | 1–0 | Beyhl | Round 9: Zimmermann, Felix - Beyhl, Tobias | Queen's Pawn Game: London System | |
| Nov 22, 2025 | Bureik | 1–0 | Zimmermann | Round 8: Bureik, Nicolas - Zimmermann, Felix | Nimzo-Indian Defense: Kmoch Variation | |
| Nov 22, 2025 | Zimmermann | 0–1 | Forster | Round 7: Zimmermann, Felix - Forster, Lukas | Grünfeld Defense: Three Knights Variation, Burille Variation | |
| Nov 22, 2025 | Thiel | 0–1 | Zimmermann | Round 6: Thiel, Jan - Zimmermann, Felix | Caro-Kann Defense: Advance Variation, Botvinnik-Carls Defense | |
| Nov 22, 2025 | Zimmermann | 1–0 | Berghold | Round 5: Zimmermann, Felix - Berghold, Lotta | King's Indian Defense: Fianchetto Variation, Delayed Fianchetto | |
| Nov 22, 2025 | Lauterbach | 0–1 | Zimmermann | Round 4: Lauterbach, Levi-Matias - Zimmermann, Felix | Nimzo-Indian Defense | |
| Nov 22, 2025 | Zimmermann | 0–1 | Kraus | Round 3: Zimmermann, Felix - Kraus, Johanna | Queen's Gambit Declined: Modern Variation, Normal Line | |
| Nov 22, 2025 | Wong | 1–0 | Zimmermann | Round 2: Wong, Gengchun - Zimmermann, Felix | Caro-Kann Defense: Advance Variation, Botvinnik-Carls Defense | |
| Nov 22, 2025 | Zimmermann | 1–0 | Grossmann | Round 1: Zimmermann, Felix - Grossmann, Hannah | Queen's Gambit Declined: Modern Variation | |
| Aug 3, 2024 | Zimmermann | 0–1 | Klatt | Round 5: Zimmermann, Felix - Klatt, Rico | Caro-Kann Defense: Breyer Variation | |
| — | Zimmermann | 0–1 | Mis | Round 2: Zimmermann, Felix - Mis, Filipp | Sicilian Defense: Old Sicilian | |
| — | Zimmermann | ½–½ | Seeber | Round 4: Zimmermann, Felix - Seeber, Helmut | Italian Game: Classical Variation, Greco Gambit, Traditional Line | |
| — | Zimmermann | ½–½ | Schmidt | Round 6: Zimmermann, Felix - Schmidt, Marieke | Scandinavian Defense: Modern Variation | |
| — | Maltzahn | 1–0 | Zimmermann | Round 1: Maltzahn, Lars - Zimmermann, Felix | Italian Game: Giuoco Pianissimo, Canal Variation | |
| — | Kuper | 0–1 | Zimmermann | Round 3: Kuper, Ben - Zimmermann, Felix | Scotch Game: Classical Variation | |
| — | Drygala | ½–½ | Zimmermann | Round 5: Drygala, Torsten - Zimmermann, Felix | Queen's Pawn Game: London System | |
| — | Romberg | ½–½ | Zimmermann | Round 7: Romberg, Moritz - Zimmermann, Felix | Owen Defense | |