| Jun 26, 2026 | Rudzinskaite | ½–½ | Wagner | Round 11: Rudzinskaite, Ula - Wagner, Cosima Thien-An | Queen's Gambit Accepted: Janowski-Larsen Variation | |
| Jun 25, 2026 | Wagner | 1–0 | Wu | Round 10: Wagner, Cosima Thien-An - Wu, Tansi Tung | English Opening: King's English Variation, Four Knights Variation, Fianchetto Line, with Nb6 | |
| Jun 24, 2026 | Zhou | 1–0 | Wagner | Round 9: Zhou, Audrey - Wagner, Cosima Thien-An | Sicilian Defense: Kalashnikov Variation | |
| Jun 23, 2026 | Wagner | 0–1 | Mihailovic | Round 8: Wagner, Cosima Thien-An - Mihailovic, Selena | Réti Opening: Anglo-Slav Variation, with g3 | |
| Jun 22, 2026 | Maurutyte | 0–1 | Wagner | Round 7: Maurutyte, Laura - Wagner, Cosima Thien-An | Sicilian Defense: Closed | |
| Jun 20, 2026 | Wagner | 1–0 | Mierina | Round 6: Wagner, Cosima Thien-An - Mierina, Lauma | English Opening: Symmetrical Variation, Botvinnik System Reversed, with Nf3 | |
| Jun 19, 2026 | Yancey | 1–0 | Wagner | Round 5: Yancey, Alice - Wagner, Cosima Thien-An | Rapport-Jobava System | |
| Jun 18, 2026 | Wagner | 0–1 | Khafizova | Round 4: Wagner, Cosima Thien-An - Khafizova, Diana | English Opening: King's English Variation, Four Knights Variation, Fianchetto Line, with Nb6 | |
| Jun 17, 2026 | Lu | 0–1 | Wagner | Round 3: Lu, Xiahan (Luna) - Wagner, Cosima Thien-An | Queen's Gambit Accepted: Winawer Defense | |
| Jun 16, 2026 | Wagner | 0–1 | Jiang | Round 2: Wagner, Cosima Thien-An - Jiang, Tianyu | English Opening: Anglo-Indian Defense | |
| Jun 15, 2026 | Souibgui | 0–1 | Wagner | Round 1: Souibgui, Maram - Wagner, Cosima Thien-An | Queen's Gambit Accepted | |
| Mar 8, 2026 | Wagner | ½–½ | Voigt | Round 9: Wagner, Cosima Thien-An - Voigt, Anastasia | English Opening: King's English Variation, Four Knights Variation, Fianchetto Line, with Nb6 | |
| Mar 7, 2026 | Wagner | 0–1 | Ter-Avetisjana | Round 8: Wagner, Cosima Thien-An - Ter-Avetisjana, Agnesa Stepania | Réti Opening: Anglo-Slav Variation, with g3 | |
| Mar 7, 2026 | Berzina | 1–0 | Wagner | Round 7: Berzina, Ilze - Wagner, Cosima Thien-An | Sicilian Defense: Accelerated Dragon, Maróczy Bind, Breyer Variation | |
| Mar 6, 2026 | Wagner | ½–½ | Giss | Round 6: Wagner, Cosima Thien-An - Giss, Helene, Dr. | English Opening: King's English Variation, Two Knights Variation, Smyslov System | |
| Mar 5, 2026 | Just | 0–1 | Wagner | Round 5: Just, Anita, Dr. - Wagner, Cosima Thien-An | Sicilian Defense: Accelerated Dragon, Modern Bc4 Variation | |
| Mar 5, 2026 | Wagner | 0–1 | Manko | Round 4: Wagner, Cosima Thien-An - Manko, Mariia | English Opening: King's English Variation, Two Knights Variation, Keres Variation | |
| Mar 4, 2026 | Wagner | 0–1 | Kalinina | Round 2: Wagner, Cosima Thien-An - Kalinina, Larisa | English Opening: King's English Variation, Two Knights Variation, Reversed Dragon | |
| Mar 3, 2026 | Rogule | 1–0 | Wagner | Round 1: Rogule, Laura - Wagner, Cosima Thien-An | Queen's Gambit Accepted: Normal Variation, Traditional System | |
| Oct 8, 2025 | Wagner | 0–1 | Olimova | Round 5: Wagner, Cosima Thien-An - Olimova, Rukiya | English Opening: King's English Variation, Reversed Sicilian | |
| Oct 5, 2025 | Ivashentseva | 1–0 | Wagner | Round 2: Ivashentseva, Dominika - Wagner, Cosima Thien-An | Sicilian Defense: Hyperaccelerated Dragon | |
| Jun 14, 2025 | Wagner | 1–0 | Bako | DEM U14w 2025 | English Opening: Symmetrical Variation, Botvinnik System Reversed, with Nf3 | |
| Jun 13, 2025 | Mehner | ½–½ | Wagner | DEM U14w 2025 | Sicilian Defense: Hyperaccelerated Fianchetto | |
| Jun 12, 2025 | Wagner | 0–1 | Richter | DEM U14w 2025 | English Opening: Agincourt Defense, Catalan Defense Accepted | |
| Jun 11, 2025 | Czaeczine | ½–½ | Wagner | DEM U14w 2025 | Sicilian Defense: Accelerated Dragon, Maróczy Bind | |
| Jun 11, 2025 | Wagner | ½–½ | Faerber | DEM U14w 2025 | English Opening: Caro-Kann Defensive System | |
| Jun 9, 2025 | Wagner | 1–0 | Komar | DEM U14w 2025 | Petrov's Defense: Millennium Attack | |
| Jun 8, 2025 | Tu | 0–1 | Wagner | DEM U14w 2025 | Sicilian Defense: Hyperaccelerated Fianchetto | |
| Jun 8, 2025 | Wagner | 1–0 | Averkova | DEM U14w 2025 | English Opening: Caro-Kann Defensive System | |
| Jun 6, 2025 | Jordan | 1–0 | Wagner | DEM U14w 2025 | Sicilian Defense: Accelerated Dragon, Maróczy Bind, Breyer Variation | |
| Mar 9, 2025 | Wagner | * | Lukas | Round 7: Wagner, Cosima Thien-An - Lukas, Olivia | ? | |
| Mar 9, 2025 | Kuebart | 1–0 | Wagner | Round 6: Kuebart, Ela Marie - Wagner, Cosima Thien-An | Queen's Pawn Game: Colle System, Traditional Colle | |
| Mar 8, 2025 | Wagner | 1–0 | Rafikova | Round 5: Wagner, Cosima Thien-An - Rafikova, Ailin | English Opening: King's English Variation, Kramnik-Shirov Counterattack | |
| Mar 8, 2025 | Richter | 1–0 | Wagner | Round 4: Richter, Johanna - Wagner, Cosima Thien-An | Queen's Gambit Accepted: Central Variation, McDonnell Defense | |
| Mar 5, 2025 | Krannich | 0–1 | Wagner | Round 2: Krannich, Eva - Wagner, Cosima Thien-An | Sicilian Defense: Hyperaccelerated Dragon | |
| Mar 7, 2025 | Wagner | 1–0 | Kludszuweit | Round 3: Wagner, Cosima Thien-An - Kludszuweit, Kim Ira | English Opening: King's English Variation, Two Knights Variation, Keres Variation | |
| Mar 5, 2025 | Wagner | 1–0 | Bulmer | Round 1: Wagner, Cosima Thien-An - Bulmer, Susanne | Dutch Defense: Classical Variation, Ilyin-Zhenevsky Variation, Alatortsev-Lisitsyn Line | |
| Aug 30, 2024 | Wagner | 0–1 | Andries | EYCC 2024 - G14 | English Opening: Symmetrical Variation, Botvinnik System Reversed, with Nf3 | |
| Aug 29, 2024 | Nenova | ½–½ | Wagner | EYCC 2024 - G14 | Sicilian Defense: Accelerated Dragon, Modern Bc4 Variation | |
| Aug 28, 2024 | Wagner | ½–½ | Li | EYCC 2024 - G14 | English Opening: Agincourt Defense, Catalan Defense Accepted | |
| Aug 26, 2024 | Slivova | ½–½ | Wagner | EYCC 2024 - G14 | Queen's Pawn Game: London System | |
| Aug 25, 2024 | Jakubse | 1–0 | Wagner | EYCC 2024 - G14 | Sicilian Defense: Hyperaccelerated Fianchetto | |
| Aug 23, 2024 | Siskou | 1–0 | Wagner | EYCC 2024 - G14 | Sicilian Defense: Hyperaccelerated Fianchetto | |
| May 25, 2024 | Wagner | 1–0 | Neumeier | DEM U14w 2024 | English Opening: King's English Variation, Three Knights System | |
| May 24, 2024 | Chandrasekher | 1–0 | Wagner | DEM U14w 2024 | Sicilian Defense: Alapin Variation | |
| May 23, 2024 | Dodul | ½–½ | Wagner | DEM U14w 2024 | Sicilian Defense: Alapin Variation | |
| May 22, 2024 | Wagner | 1–0 | Dedic | DEM U14w 2024 | English Opening: King's English Variation, Three Knights System | |
| May 22, 2024 | Wagner | ½–½ | Bauer | DEM U14w 2024 | English Opening: Agincourt Defense | |
| May 21, 2024 | Trunz | 1–0 | Wagner | DEM U14w 2024 | Sicilian Defense: Accelerated Dragon, Maróczy Bind, Breyer Variation | |
| May 20, 2024 | Wagner | 0–1 | Schwarzfischer | DEM U14w 2024 | English Opening: King's English Variation, Reversed Sicilian | |
| May 19, 2024 | Wagner | 1–0 | Rafikova | DEM U14w 2024 | English Opening: Symmetrical Variation, Duchamp Variation | |
| May 19, 2024 | Ignatova | 0–1 | Wagner | DEM U14w 2024 | Sicilian Defense: Smith-Morra Gambit Accepted, Fianchetto Defense | |
| Nov 7, 2021 | Wagner | * | Ewin | 24th Open Bavarian Championship | ? | |
| Nov 6, 2021 | Wolfram | 1–0 | Wagner | 24th Open Bavarian Championship | ? | |
| Nov 2, 2021 | Weitz | 1–0 | Wagner | 24th Open Bavarian Championship | ? | |
