| May 23, 2026 | Lichtmannecker | 1–0 | Hagemann | Round 3: Lichtmannecker, Daniel - Hagemann, Sven | King's Pawn Game | |
| May 23, 2026 | Hagemann | 1–0 | von der Weyden | Round 2: Hagemann, Sven - von der Weyden, Louis | Caro-Kann Defense: Advance Variation, Van der Wiel Attack | |
| May 22, 2026 | Gailis | 0–1 | Hagemann | Round 1: Gailis, Gunnar - Hagemann, Sven | Queen's Pawn Game: Zukertort Variation | |
| Oct 18, 2025 | Reimer | 0–1 | Hagemann | Round 9: Reimer, Philip - Hagemann, Sven | ? | |
| Oct 18, 2025 | Hagemann | 1–0 | Weigand | Round 8: Hagemann, Sven - Weigand, Anton | ? | |
| Oct 18, 2025 | Stelmaszyk | 1–0 | Hagemann | Round 7: Stelmaszyk, Nico - Hagemann, Sven | ? | |
| Oct 18, 2025 | Petz | 0–1 | Hagemann | Round 6: Petz, Hagen - Hagemann, Sven | ? | |
| Oct 18, 2025 | Hagemann | 0–1 | Schneider | Round 5: Hagemann, Sven - Schneider, Ilja | ? | |
| Oct 18, 2025 | Kovalov | 0–1 | Hagemann | Round 4: Kovalov, Yaroslav - Hagemann, Sven | ? | |
| Oct 18, 2025 | Hagemann | 1–0 | Baechler | Round 3: Hagemann, Sven - Baechler, Andreas | ? | |
| Oct 18, 2025 | Engel | 1–0 | Hagemann | Round 2: Engel, Bruno - Hagemann, Sven | ? | |
| Oct 18, 2025 | Hagemann | 1–0 | Elshad Yunusov | Round 1: Hagemann, Sven - Elshad Yunusov | ? | |
| Jun 29, 2025 | Hagemann | 1–0 | Garbuszus | Round 9: Hagemann, Sven - Garbuszus, Juergen | Sicilian Defense: Grand Prix Attack | |
| Jun 29, 2025 | Goertzen | 0–1 | Hagemann | Round 8: Goertzen, Simon - Hagemann, Sven | Alekhine Defense: Four Pawns Attack, Main Line | |
| Jun 29, 2025 | Hagemann | 0–1 | Daemmig | Round 7: Hagemann, Sven - Daemmig, Matthias, Dr. | Sicilian Defense: Scheveningen Variation, Keres Attack | |
| Jun 29, 2025 | Graf | 0–1 | Hagemann | Round 6: Graf, Joachim - Hagemann, Sven | Slav Defense: Modern Line | |
| Jun 29, 2025 | Hagemann | ½–½ | Juergens | Round 5: Hagemann, Sven - Juergens, Florian | Sicilian Defense: Taimanov Variation, Bastrikov Variation | |
| Jun 29, 2025 | Ay | 0–1 | Hagemann | Round 4: Ay, Furkan - Hagemann, Sven | Rapport-Jobava System | |
| Jun 29, 2025 | Hagemann | 0–1 | Polenz | Round 3: Hagemann, Sven - Polenz, Fredrik | Dutch Defense: Kingfisher Gambit | |
| Jun 29, 2025 | Klettke | 0–1 | Hagemann | Round 2: Klettke, Wolfgang - Hagemann, Sven | Caro-Kann Defense: Advance Variation, Botvinnik-Carls Defense | |
| Jun 29, 2025 | Hagemann | 1–0 | Winkler | Round 1: Hagemann, Sven - Winkler, Georg | Scotch Game: Scotch Gambit | |
| Dec 7, 2024 | Hagemann | 1–0 | Wetterau | Round 1: Hagemann, Sven - Wetterau, Nathanael | Indian Defense: Spielmann-Indian | |
| Dec 7, 2024 | Hagemann | 1–0 | Schoengart | Round 3: Hagemann, Sven - Schoengart, Ralf | Caro-Kann Defense: Advance Variation, Bayonet Attack | |
| Dec 7, 2024 | Hagemann | 1–0 | Tarasenko | Round 5: Hagemann, Sven - Tarasenko, Nazar | Sicilian Defense: Closed | |
| Dec 7, 2024 | Hagemann | 1–0 | Zehe | Round 7: Hagemann, Sven - Zehe, Marc-Kevin | Sicilian Defense: Najdorf Variation, Opocensky Variation | |
| Dec 7, 2024 | Hagemann | 0–1 | Voege | Round 9: Hagemann, Sven - Voege, Tobias | Zukertort Opening: Nimzo-Larsen Variation | |
| Dec 7, 2024 | Hagemann | 0–1 | Ewert | Round 11: Hagemann, Sven - Ewert, Hannes | Queen's Pawn Game: Symmetrical Variation, Pseudo-Catalan | |
| Dec 7, 2024 | Hagemann | 0–1 | Lehmann | Round 12: Hagemann, Sven - Lehmann, Holger | Sicilian Defense: Closed | |
| Dec 7, 2024 | Hagemann | ½–½ | Schulze | Round 14: Hagemann, Sven - Schulze, Torben, Dr. | Nimzowitsch Defense: Colorado Countergambit | |
| Dec 7, 2024 | Hagemann | 1–0 | Sauer | Round 16: Hagemann, Sven - Sauer, Tim | Sicilian Defense: Closed | |
| Dec 7, 2024 | Hagemann | 1–0 | Happe | Round 18: Hagemann, Sven - Happe, Reinhold | Elephant Gambit | |
| Dec 7, 2024 | Hagemann | 0–1 | Koelling | Round 20: Hagemann, Sven - Koelling, Jonah | Sicilian Defense: Closed | |
| Dec 7, 2024 | Hagemann | 1–0 | Mittelstaedt | Round 22: Hagemann, Sven - Mittelstaedt, Hendrik | Latvian Gambit Accepted: Nimzowitsch Attack | |
| Dec 7, 2024 | Stotyn | 1–0 | Hagemann | Round 2: Stotyn, Fabian - Hagemann, Sven | Caro-Kann Defense: Tartakower Variation | |
| Dec 7, 2024 | Hampel | 1–0 | Hagemann | Round 4: Hampel, Felix - Hagemann, Sven | English Opening: Caro-Kann Defensive System | |
| Dec 7, 2024 | Weisser | 1–0 | Hagemann | Round 6: Weisser, Andreas - Hagemann, Sven | Queen's Pawn Game: Symmetrical Variation, Pseudo-Catalan | |
| Dec 7, 2024 | Schmitt | ½–½ | Hagemann | Round 8: Schmitt, Dirk - Hagemann, Sven | Queen's Pawn Game: Accelerated London System, Steinitz Countergambit | |
| Dec 7, 2024 | Koehne | 1–0 | Hagemann | Round 10: Koehne, Arno - Hagemann, Sven | Semi-Slav Defense: Noteboom Variation | |
| Dec 7, 2024 | Tonndorf | ½–½ | Hagemann | Round 13: Tonndorf, Matthias - Hagemann, Sven | Caro-Kann Defense: Two Knights Attack, Mindeno Variation, Exchange Line | |
| Dec 7, 2024 | Buchenau | 0–1 | Hagemann | Round 15: Buchenau, Frank - Hagemann, Sven | Caro-Kann Defense: Endgame Offer | |
| Dec 7, 2024 | Drygala | 1–0 | Hagemann | Round 17: Drygala, Lars - Hagemann, Sven | Queen's Pawn Game: Accelerated London System, Steinitz Countergambit | |
| Dec 7, 2024 | Muendoerfer | 1–0 | Hagemann | Round 19: Muendoerfer, Sebastian - Hagemann, Sven | Semi-Slav Defense: Noteboom Variation | |
| Dec 7, 2024 | Weber | 0–1 | Hagemann | Round 21: Weber, Dirk - Hagemann, Sven | Nimzo-Larsen Attack: Classical Variation | |
| Dec 7, 2024 | Boettcher | 0–1 | Hagemann | Round 23: Boettcher, Christian, Dr. - Hagemann, Sven | Caro-Kann Defense: Breyer Variation | |