| Apr 19, 2026 | Schaefer | 1–0 | Bundan | new tournament description | Sicilian Defense: French Variation | |
| Apr 19, 2026 | Schaefer | 0–1 | Player 14 | new tournament description | Italian Game: Two Knights Defense | |
| Jan 3, 2026 | Kulgemeyer | 0–1 | Schaefer | Runde 4: Kulgemeyer, Justus - Schaefer, Immanuel | Rapport-Jobava System | |
| Jan 3, 2026 | Podolska | 0–1 | Schaefer | Runde 3: Podolska, Margarita - Schaefer, Immanuel | Ruy Lopez: Morphy Defense, Caro Variation | |
| Jan 2, 2026 | Schaefer | 1–0 | ter Stal | Runde 2: Schaefer, Immanuel - ter Stal, Danja Yvonne | French Defense: Advance Variation, Euwe Variation | |
| Jan 2, 2026 | Nie | 0–1 | Schaefer | Runde 1: Nie, Felix - Schaefer, Immanuel | Italian Game: Giuoco Pianissimo, Normal | |
| Dec 28, 2025 | Vadim Fendel | ½–½ | Schaefer | Runde 7: Vadim Fendel - Schaefer, Immanuel | Queen's Pawn Game: Accelerated London System | |
| Dec 28, 2025 | Schaefer | ½–½ | Yassa | Runde 6: Schaefer, Immanuel - Yassa, Daniel | French Defense: Advance Variation, Extended Bishop Swap | |
| Dec 28, 2025 | Schaefer | 1–0 | Uz | Runde 5: Schaefer, Immanuel - Uz, Kaan | Sicilian Defense: Four Knights Variation, Exchange Variation | |
| Nov 9, 2025 | Bulba | 0–1 | Schaefer | Landesklasse Süd-Ost | Italian Game: Two Knights Defense, Ulvestad Variation | |
| Nov 9, 2025 | Schaefer | ½–½ | Schmidt | Landesklasse Süd-Ost | Caro-Kann Defense: Exchange Variation | |
| Nov 9, 2025 | Schaefer | ½–½ | Schmidt | Landesklasse Süd-Ost | Caro-Kann Defense: Exchange Variation | |
| Nov 9, 2025 | Schaefer | 1–0 | Player 10 | Landesklasse Süd-Ost | Caro-Kann Defense: Exchange Variation | |
| Nov 1, 2025 | Janulis | 0–1 | Schaefer | Runde 7: Janulis, Vykintas - Schaefer, Immanuel | Italian Game: Two Knights Defense, Ulvestad Variation | |
| Nov 1, 2025 | Schaefer | ½–½ | Wessels | Runde 6: Schaefer, Immanuel - Wessels, Keke | Sicilian Defense: Kan Variation | |
| Nov 1, 2025 | Schlenkert | ½–½ | Schaefer | Runde 5: Schlenkert, Ralf - Schaefer, Immanuel | Queen's Pawn Game: Zukertort Variation | |
| Oct 31, 2025 | Schaefer | ½–½ | Theile-Rasche | Runde 4: Schaefer, Immanuel - Theile-Rasche, Nelson | Petrov's Defense | |
| Oct 31, 2025 | Schaefer | 0–1 | Wartenberg | Runde 3: Schaefer, Immanuel - Wartenberg, Julian | Sicilian Defense: Four Knights Variation, Exchange Variation | |
| Oct 30, 2025 | Zanner | 0–1 | Schaefer | Runde 2: Zanner, Marcel - Schaefer, Immanuel | Queen's Gambit Declined | |
| Oct 30, 2025 | von Haefen | 1–0 | Schaefer | Runde 1: von Haefen, Dieter - Schaefer, Immanuel | English Opening: Anglo-Indian Defense, Scandinavian Defense | |
| Oct 17, 2025 | Kolhoff | 1–0 | Schaefer | Stadtpokal Vechta 2025 | Ruy Lopez: Morphy Defense, Caro Variation | |
