| Jun 30, 2026 | Ilamparthi A R | 1–0 | Klein | Round 3: Ilamparthi A R - Klein, Levent | Caro-Kann Defense: Breyer Variation | |
| Jun 29, 2026 | Zerey | 1–0 | Klein | Round 1: Zerey, Demhat - Klein, Levent | Queen's Gambit Declined: Barmen Variation | |
| May 25, 2026 | Klein | 1–0 | Foerster | Runde 6: Klein, Levent - Foerster, Erik | Semi-Slav Defense: Botvinnik Variation | |
| May 22, 2026 | Klein | 0–1 | Narayanan S L | Runde 7: Klein, Levent - Narayanan S L | King's Indian Defense: Makogonov Variation | |
| Nov 23, 2025 | Holtel | 1–0 | Klein | Heusenstamm Sparkassen Open 2025 | Réti Opening: Anglo-Slav Variation, Bogoljubow Variation, Stonewall Line | |
| Nov 21, 2025 | Klein | ½–½ | Pajeken | Heusenstamm Sparkassen Open 2025 | Queen's Gambit Declined: Ragozin Defense, Alekhine Variation | |
| Oct 18, 2025 | Rathanvel | 1–0 | Klein | Master Tournament | Caro-Kann Defense: Advance Variation | |
| Oct 17, 2025 | Liu | 1–0 | Klein | Runde 8: Liu, Yi - Klein, Levent | Queen's Pawn Game | |
| Oct 16, 2025 | Klein | 1–0 | Molinaroli | Runde 7: Klein, Levent - Molinaroli, Martin | English Defense | |
| Oct 15, 2025 | Klein | 1–0 | Staub | Runde 6: Klein, Levent - Staub, Tom | Queen's Gambit Declined: Ragozin Defense, Alekhine Variation | |
| Oct 14, 2025 | Schreidl | 0–1 | Klein | Runde 5: Schreidl, Michael - Klein, Levent | Nimzo-Larsen Attack: Classical Variation | |
| Oct 13, 2025 | Klein | 1–0 | Huether | Runde 4: Klein, Levent - Huether, Jakob | Queen's Pawn Game | |
| Oct 12, 2025 | Bagrationi | 1–0 | Klein | Runde 3: Bagrationi, Alexander - Klein, Levent | Caro-Kann Defense: Advance Variation, Van der Wiel Attack | |
| Oct 12, 2025 | Klein | 1–0 | Halas | Runde 2: Klein, Levent - Halas, Julia | King's Indian Defense | |
| Oct 11, 2025 | Amini | ½–½ | Klein | Runde 1: Amini, Yusuf - Klein, Levent | Caro-Kann Defense: Advance Variation, Tal Variation | |
| Jun 15, 2025 | Klein | 0–1 | Eberle | Round 9: Klein, Levent - Eberle, Triona | Indian Defense: Anti-Nimzo-Indian | |
| Jun 15, 2025 | Kleeschaetzky | ½–½ | Klein | Round 8: Kleeschaetzky, Rainer - Klein, Levent | Caro-Kann Defense: Advance Variation, Tal Variation | |
| Jun 15, 2025 | Steiner | 0–1 | Klein | Round 7: Steiner, Daniel - Klein, Levent | Queen's Pawn Game | |
| Jun 15, 2025 | Klein | 1–0 | Lenz | Round 6: Klein, Levent - Lenz, Joshua | Catalan Opening: Open Defense, Classical Line | |
| Jun 14, 2025 | Klein | 0–1 | Klein | Round 5: Klein, Levent - Klein, Deniz | Indian Defense: Dzindzi-Indian Defense | |
| Jun 14, 2025 | Ahmed | 1–0 | Klein | Round 4: Ahmed, Daniel - Klein, Levent | Semi-Slav Defense | |
| Jun 14, 2025 | Klein | 0–1 | Gruenter | Round 3: Klein, Levent - Gruenter, Martin | Bogo-Indian Defense: Grünfeld Variation | |
| Jun 14, 2025 | Hartge | 1–0 | Klein | Round 2: Hartge, Gedeon - Klein, Levent | Caro-Kann Defense: Panov Attack, Modern Defense | |
| Jun 14, 2025 | Klein | ½–½ | Schenderowitsch | Round 1: Klein, Levent - Schenderowitsch, Michael | Bogo-Indian Defense: Grünfeld Variation | |
| Dec 30, 2024 | Mohylnyi | 1–0 | Klein | DVM U14 2024 | Caro-Kann Defense: Maróczy Variation | |
| Dec 29, 2024 | Klein | 0–1 | Schwitkowski | DVM U14 2024 | East Indian Defense | |
| Dec 29, 2024 | Klein | ½–½ | Marcziter | DVM U14 2024 | King's Indian Defense: Orthodox Variation, Positional Defense, Closed Line | |
| Dec 28, 2024 | Klein | 1–0 | Rodriguez Klasen | DVM U14 2024 | Indian Defense: Spielmann-Indian | |
| Dec 28, 2024 | Li | 1–0 | Klein | DVM U14 2024 | Slav Defense: Three Knights Variation | |
| Dec 27, 2024 | Klein | 1–0 | Faerber | DVM U14 2024 | King's Indian Defense: Sämisch Variation, Sämisch Gambit | |
| Dec 27, 2024 | Bauer | 1–0 | Klein | DVM U14 2024 | Caro-Kann Defense: Classical Variation | |
| Jun 1, 2024 | Klein | * | Schwab | Round 5: Klein, Levent - Schwab, Thomas | ? | |
| May 31, 2024 | Schwarz | * | Klein | Round 4: Schwarz, David - Klein, Levent | ? | |
| May 30, 2024 | Thier | * | Klein | Round 2: Thier, Simon - Klein, Levent | ? | |