| — | Gschnitzer | * | Gruenter | Grenke Open | ? | |
| Nov 2, 2025 | Gruenter | ½–½ | Albin Sajan | Benidorm Chess Open A 2025 | Sicilian Defense: Alapin Variation, Barmen Defense | |
| Nov 1, 2025 | Deusa Ballesteros | ½–½ | Gruenter | Benidorm Chess Open A 2025 | Bogo-Indian Defense: Nimzowitsch Variation | |
| Oct 31, 2025 | Gruenter | ½–½ | Peng | Benidorm Chess Open A 2025 | Philidor Defense: Lion Variation | |
| Oct 30, 2025 | Medarde Santiago | 1–0 | Gruenter | Benidorm Chess Open A 2025 | Pirc Defense | |
| Oct 29, 2025 | Gruenter | 1–0 | Dudarec | Benidorm Chess Open A 2025 | French Defense: Winawer Variation, Poisoned Pawn Variation | |
| Oct 28, 2025 | Favaloro | 1–0 | Gruenter | Benidorm Chess Open A 2025 | English Opening: Symmetrical Variation, Hedgehog Defense | |
| Oct 28, 2025 | Gruenter | ½–½ | Sofronie | Benidorm Chess Open A 2025 | Italian Game: Two Knights Defense, Modern Bishop's Opening | |
| Oct 27, 2025 | Gruenter | 1–0 | Migala | Round 2: Gruenter, Martin - Migala, Andrzej | Sicilian Defense: Moscow Variation | |
| Oct 26, 2025 | Munoz Suarez | 0–1 | Gruenter | Round 1: Munoz Suarez, Luis Alberto - Gruenter, Martin | Sicilian Defense: Najdorf Variation, Lipnitsky Attack | |
| Jun 15, 2025 | Gruenter | ½–½ | Kleeschaetzky | Round 9: Gruenter, Martin - Kleeschaetzky, Rainer | French Defense: Winawer Variation, Delayed Exchange Variation | |
| Jun 15, 2025 | Yakovenko | 1–0 | Gruenter | Round 8: Yakovenko, Oleg - Gruenter, Martin | English Opening: Symmetrical Variation, Anti-Benoni Variation | |
| Jun 15, 2025 | Gruenter | 0–1 | Ehmann | Round 7: Gruenter, Martin - Ehmann, Thilo | Sicilian Defense: Alapin Variation | |
| Jun 15, 2025 | Hartge | 0–1 | Gruenter | Round 6: Hartge, Gedeon - Gruenter, Martin | English Opening: Symmetrical Variation, Three Knights Variation | |
| Jun 14, 2025 | Gloeckler | 1–0 | Gruenter | Round 5: Gloeckler, Christian - Gruenter, Martin | Sicilian Defense: Najdorf Variation, English Attack | |
| Jun 14, 2025 | Gruenter | 1–0 | Ochs | Round 4: Gruenter, Martin - Ochs, Daniel Elias | French Defense: Winawer Variation, Poisoned Pawn Variation | |
| Jun 14, 2025 | Klein | 0–1 | Gruenter | Round 3: Klein, Levent - Gruenter, Martin | Bogo-Indian Defense: Grünfeld Variation | |
| Jun 14, 2025 | Gruenter | 0–1 | Nechitaylo | Round 2: Gruenter, Martin - Nechitaylo, Nikita | Sicilian Defense: Alapin Variation | |
| Jun 9, 2025 | Nothnagel | ½–½ | Gruenter | Round 1: Nothnagel, Marian Can - Gruenter, Martin | Sicilian Defense: Moscow Variation, Main Line | |
| Mar 31, 2024 | Roser | 1–0 | Gruenter | Grenke Open | French Defense: Winawer Variation, Poisoned Pawn Variation | |
| Mar 30, 2024 | Gruenter | 0–1 | Weishaeutel | new tournament description | Italian Game: Classical Variation, Giuoco Pianissimo | |
| Mar 30, 2024 | Arcuti | 0–1 | Gruenter | new tournament description | Trompowsky Attack | |
| May 28, 2023 | Gruenter | * | Van Osch | Limburg Open | ? | |
| May 28, 2023 | De Wachter | * | Gruenter | Limburg Open | ? | |
| May 28, 2023 | Fedorchuk | 1–0 | Gruenter | Limburg Open | Sicilian Defense: Najdorf Variation, Adams Attack | |
| Apr 16, 2023 | Bergero | * | Gruenter | Menorca Open | ? | |
| Apr 15, 2023 | Gruenter | * | Zhao | Menorca Open | ? | |
| Apr 15, 2023 | Rozen | * | Gruenter | Menorca Open | ? | |
| Apr 14, 2023 | Gruenter | * | Mize | Menorca Open | ? | |
| Apr 13, 2023 | Gruenter | * | Iermito | Menorca Open | ? | |
| Apr 13, 2023 | Vihan | * | Gruenter | Menorca Open | ? | |
| Apr 12, 2023 | Gruenter | 1–0 | Hansen | Menorca Open | ? | |
| Apr 12, 2023 | Da Silva | ½–½ | Gruenter | Menorca Open | ? | |
| Apr 11, 2023 | Van Foreest | 1–0 | Gruenter | Menorca Open | Sicilian Defense: Modern Variations | |
