| Oct 18, 2025 | Dahmen | 1–0 | Dorr | Round 9: Dahmen, Christoph - Dorr, Joerg | ? | |
| Oct 18, 2025 | Dahmen | 0–1 | Bangert | Round 8: Dahmen, Christoph - Bangert, Jonas | ? | |
| Oct 18, 2025 | Reingardt | 0–1 | Dahmen | Round 7: Reingardt, Nikolaus - Dahmen, Christoph | ? | |
| Oct 18, 2025 | Nguyen | 1–0 | Dahmen | Round 6: Nguyen, Phuc Nhat - Dahmen, Christoph | ? | |
| Oct 18, 2025 | Dahmen | 0–1 | Polenz | Round 5: Dahmen, Christoph - Polenz, Fredrik | ? | |
| Oct 18, 2025 | Dahmen | 1–0 | Seyrek | Round 4: Dahmen, Christoph - Seyrek, Rohat | ? | |
| Oct 18, 2025 | Sviridov | 0–1 | Dahmen | Round 3: Sviridov, Vitaliy - Dahmen, Christoph | ? | |
| Oct 18, 2025 | Schneider | 1–0 | Dahmen | Round 2: Schneider, Ilja - Dahmen, Christoph | ? | |
| Oct 18, 2025 | Dahmen | 1–0 | Lueders Vega | Round 1: Dahmen, Christoph - Lueders Vega, Iago Ernst | ? | |
| Oct 17, 2025 | Felis | 0–1 | Dahmen | Round 21: Felis, Timo - Dahmen, Christoph | Caro-Kann Defense: Exchange Variation | |
| Oct 17, 2025 | Dahmen | 1–0 | Bangert | Round 20: Dahmen, Christoph - Bangert, Jonas | Caro-Kann Defense: Exchange Variation | |
| Oct 17, 2025 | Polenz | 1–0 | Dahmen | Round 19: Polenz, Fredrik - Dahmen, Christoph | Bird Opening | |
| Oct 17, 2025 | Dahmen | ½–½ | Nietsch | Round 18: Dahmen, Christoph - Nietsch, Felix | Italian Game: Two Knights Defense, Modern Bishop's Opening | |
| Oct 17, 2025 | Koldunov | 0–1 | Dahmen | Round 17: Koldunov, Elena - Dahmen, Christoph | Caro-Kann Defense: Panov Attack, Modern Defense, Mieses Line | |
| Oct 17, 2025 | Dahmen | 1–0 | Seyrek | Round 16: Dahmen, Christoph - Seyrek, Rohat | Sicilian Defense: Modern Variations | |
| Oct 17, 2025 | Wetterau | 1–0 | Dahmen | Round 15: Wetterau, Nathanael - Dahmen, Christoph | Caro-Kann Defense: Advance Variation, Tal Variation | |
| Oct 17, 2025 | Dahmen | 0–1 | Stelmaszyk | Round 14: Dahmen, Christoph - Stelmaszyk, Nico | Pirc Defense: Classical Variation | |
| Oct 17, 2025 | Bruehl | 0–1 | Dahmen | Round 13: Bruehl, Katharina - Dahmen, Christoph | Caro-Kann Defense: Exchange Variation | |
| Oct 17, 2025 | Dahmen | 0–1 | Sauer | Round 12: Dahmen, Christoph - Sauer, Tim | Sicilian Defense: Hyperaccelerated Dragon | |
| Oct 17, 2025 | Sviridov | 0–1 | Dahmen | Round 11: Sviridov, Vitaliy - Dahmen, Christoph | Queen's Pawn Game | |
| Oct 17, 2025 | Dahmen | 0–1 | Engel | Round 10: Dahmen, Christoph - Engel, Bruno | Nimzowitsch Defense: Williams Variation | |
| Oct 17, 2025 | Ponyrko | 0–1 | Dahmen | Round 9: Ponyrko, Matviy - Dahmen, Christoph | Queen's Pawn Game: Colle System | |
| Oct 17, 2025 | Dahmen | ½–½ | Ay | Round 8: Dahmen, Christoph - Ay, Furkan | Sicilian Defense: Old Sicilian | |
| Oct 17, 2025 | Ziems | 1–0 | Dahmen | Round 7: Ziems, Michael - Dahmen, Christoph | King's Indian Defense | |
| Oct 17, 2025 | Dahmen | 1–0 | Nguyen | Round 6: Dahmen, Christoph - Nguyen, Phuc Nhat | Nimzowitsch Defense: Declined Variation | |
| Oct 17, 2025 | Sauer | ½–½ | Dahmen | Round 5: Sauer, Ben - Dahmen, Christoph | Hungarian Opening | |
| Oct 17, 2025 | Dahmen | 0–1 | Mimkes | Round 2: Dahmen, Christoph - Mimkes, Antal | Sicilian Defense: French Variation | |
| Oct 17, 2025 | Schneider | ½–½ | Dahmen | Round 3: Schneider, Ilja - Dahmen, Christoph | Caro-Kann Defense: Panov Attack | |
| Oct 17, 2025 | Dahmen | 1–0 | Lueders Vega | Round 4: Dahmen, Christoph - Lueders Vega, Iago Ernst | Italian Game: Giuoco Pianissimo, Italian Four Knights Variation | |
| Oct 13, 2025 | Dahmen | 0–1 | Langer | Round 1: Dahmen, Christoph - Langer, Michael S. | Caro-Kann Defense: Exchange Variation | |
