| Jun 7, 2026 | Foerster | 1–0 | Neurohr | Round 7: Foerster, Erik - Neurohr, Juergen | Zukertort Opening | |
| Jun 6, 2026 | Coenen | 1–0 | Foerster | Round 6: Coenen, Michael - Foerster, Erik | Semi-Slav Defense: Chigorin Defense | |
| Jun 6, 2026 | Foerster | 1–0 | Mader | Round 5: Foerster, Erik - Mader, Fabian | King's Indian Attack: Symmetrical Defense | |
| Jun 5, 2026 | Foerster | 1–0 | Kaufhold | Round 3: Foerster, Erik - Kaufhold, Jonas | Slav Defense: Exchange Variation | |
| Jun 4, 2026 | Selzer | 0–1 | Foerster | Round 2: Selzer, Luca - Foerster, Erik | French Defense: Schlechter Variation | |
| May 25, 2026 | Klein | 1–0 | Foerster | Runde 6: Klein, Levent - Foerster, Erik | Semi-Slav Defense: Botvinnik Variation | |
| May 24, 2026 | Foerster | ½–½ | Poetsch | Runde 5: Foerster, Erik - Poetsch, Hagen | Catalan Opening: Open Defense | |
| Feb 17, 2026 | Foerster | ½–½ | Skembris | 5. Int. Baden-Badener Faschingsopen | Queen's Indian Defense: Fianchetto Variation | |
| Feb 15, 2026 | Foerster | 0–1 | Hinrichs | 5. Int. Baden-Badener Faschingsopen | Benoni Defense | |
| Feb 14, 2026 | Foerster | 0–1 | Paltrinieri | 5. Int. Baden-Badener Faschingsopen | Queen's Indian Defense: Classical Variation | |
| Nov 21, 2025 | Foerster | 0–1 | Chassard | Heusenstamm Sparkassen Open 2025 | Indian Defense: Anti-Nimzo-Indian | |
| Jun 21, 2025 | Hinrichs | 1–0 | Foerster | Round 6: Hinrichs, Paul - Foerster, Erik | King's Indian Defense: Orthodox Variation, Gligoric-Taimanov System | |
| Jun 21, 2025 | Foerster | 1–0 | Huschens | Round 5: Foerster, Erik - Huschens, Matthias | Queen's Gambit Declined | |
| Jun 20, 2025 | Stehning | 0–1 | Foerster | Round 4: Stehning, Toni - Foerster, Erik | French Defense: Advance Variation, Euwe Variation | |
| Jun 20, 2025 | Foerster | 1–0 | Masius | Round 3: Foerster, Erik - Masius, Patrick, Dr. | Queen's Indian Defense: Fianchetto Variation, Sämisch Variation | |
| Jun 19, 2025 | Foerster | ½–½ | Pauls | Round 1: Foerster, Erik - Pauls, Florian | Catalan Opening: Open Defense | |
| May 18, 2025 | Bohn | 1–0 | Foerster | Round 7: Bohn, Thomas, Dr. - Foerster, Erik | Bird Opening: Dutch Variation | |
| May 18, 2025 | Foerster | ½–½ | Perske | Round 6: Foerster, Erik - Perske, Paul | Indian Defense: Tartakower Attack | |
| May 18, 2025 | Foerster | ½–½ | Mueller | Round 5: Foerster, Erik - Mueller, Markus | Queen's Pawn Game | |
| May 18, 2025 | Schenderowitsch | 1–0 | Foerster | Round 4: Schenderowitsch, Michael - Foerster, Erik | Semi-Slav Defense: Quiet Variation | |
| May 18, 2025 | Ronge | 0–1 | Foerster | Round 3: Ronge, Tim - Foerster, Erik | Bird Opening: Dutch Variation | |
| May 18, 2025 | Foerster | 0–1 | Hinrichs | Round 2: Foerster, Erik - Hinrichs, Paul | King's Indian Defense: Normal Variation, King's Knight Variation | |
| May 18, 2025 | Foerster | 1–0 | Boidman | Round 1: Foerster, Erik - Boidman, Yuri | Semi-Slav Defense | |
| Feb 12, 2024 | Foerster | 0–1 | Bellahcene | Baden-Baden Faschingsopen 2024 | Indian Defense: Tartakower Attack | |
| Aug 20, 2022 | Kist | 0–1 | Foerster | Pokal Finale | French Defense: Tarrasch Variation, Open System, Main Line | |
| Aug 19, 2022 | Foerster | 1–0 | Schroeder | Pokal Finale | Catalan Opening: Open Defense, Classical Line | |
| Aug 19, 2022 | Fuss | * | Foerster | Pokal Finale | ? | |
| Jul 22, 2022 | Foerster | * | Zatonskih | open | ? | |
| Jul 21, 2022 | De Schampheleire | * | Foerster | open | ? | |
| Jul 19, 2022 | Foerster | * | Kamp | open | ? | |
