| Mar 29, 2026 | Buchinger | ½–½ | Kasueschke | Round 5: Buchinger, Alexis - Kasueschke, Lars | Queen's Gambit Accepted | |
| Mar 26, 2026 | Riemay | 1–0 | Buchinger | Round 3: Riemay, David - Buchinger, Alexis | Sicilian Defense: Dragon Variation, Yugoslav Attack, Panov Variation | |
| Jun 8, 2025 | Buchinger | * | Raghav V | Round 1: Buchinger, Alexis - Raghav V | ? | |
| Nov 22, 2024 | Balzer | 0–1 | Buchinger | Round 2: Balzer, Lars - Buchinger, Alexis | Italian Game: Classical Variation, Giuoco Pianissimo | |
| Jul 14, 2024 | Buchinger | 0–1 | Kaczmarczyk | Schweizer Einzelmeisterschaft 24 Masters | Sicilian Defense: O'Kelly Variation, Venice System | |
| Jul 13, 2024 | Halas | * | Buchinger | Round 1: Halas, Julia - Buchinger, Alexis | ? | |
| Nov 24, 2024 | Meyner | 1–0 | Buchinger | Round 5: Meyner, Hannes - Buchinger, Alexis | Queen's Gambit Declined: Charousek Variation | |
| Nov 23, 2024 | Buchinger | 1–0 | von Kiedrowski | Round 3: Buchinger, Alexis - von Kiedrowski, Klemens | Sicilian Defense: Scheveningen Variation, Classical Variation | |
| Nov 23, 2024 | Buchinger | ½–½ | Demchenko | Round 4: Buchinger, Alexis - Demchenko, Yaroslav | Sicilian Defense: Nimzowitsch Variation, Advance Variation | |
| Aug 3, 2024 | Kull | 1–0 | Buchinger | Round 5: Kull, Florian - Buchinger, Alexis | King's Indian Attack: Symmetrical Defense | |
| Aug 2, 2024 | Bartelt | 1–0 | Buchinger | Round 3: Bartelt, Max Peter - Buchinger, Alexis | Queen's Pawn Game: Accelerated London System | |
| Aug 1, 2024 | Buchinger | 1–0 | Meier | Round 2: Buchinger, Alexis - Meier, David Geffrey | Modern Defense: Kotov Variation | |
| Nov 13, 2022 | Buchinger | * | Koppen | 25th Open Bavarian Championship | ? | |
| Jul 18, 2022 | Buchinger | 1–0 | Misios | U12 euro team | Italian Game: Classical Variation, Greco Gambit | |
| Jul 17, 2022 | Witczak | 1–0 | Buchinger | U12 euro team | King's Indian Defense: Makogonov Variation | |
| Jul 16, 2022 | Harasym | 0–1 | Buchinger | U12 euro team | Italian Game: Giuoco Pianissimo | |
| Jul 15, 2022 | Buchinger | 0–1 | Patel | U12 euro team | Caro-Kann Defense: Exchange Variation | |
| Jul 14, 2022 | Natsiopoulos | 0–1 | Buchinger | U12 euro team | Italian Game: Classical Variation, Greco Gambit | |
| Jul 13, 2022 | Azoulay | 1–0 | Buchinger | Round 2: Azoulay, Yehonatan - Buchinger, Alexis | Four Knights Game: Scotch Variation Accepted | |
| Jul 12, 2022 | Buchinger | 0–1 | Sevig | Round 1: Buchinger, Alexis - Sevig, Mert Can | Sicilian Defense: Kan Variation, Wing Attack | |
| Feb 6, 2022 | Buchinger | * | Launert | chessemy open 2022 | ? | |
| Feb 4, 2022 | Buchinger | 0–1 | Jalving | chessemy open 2022 | English Opening: Anglo-Indian Defense | |
| Feb 3, 2022 | Ponomarev | 1–0 | Buchinger | chessemy open 2022 | Scandinavian Defense: Mieses-Kotroc Variation | |
| Feb 2, 2022 | Reuter | 0–1 | Buchinger | chessemy open 2022 | Queen's Pawn Game: Accelerated London System | |
| Oct 6, 2021 | Dohon | 0–1 | Buchinger | Deutsche Ländermeisterschaft 2021 | Sicilian Defense: O'Kelly Variation, Normal System | |
| Oct 5, 2021 | Buchinger | 1–0 | Trunz | Deutsche Ländermeisterschaft 2021 | Queen's Pawn Game: London System, with e6 | |
| Oct 4, 2021 | Buchinger | 1–0 | Zöllner | Deutsche Ländermeisterschaft 2021 | English Opening: Anglo-Indian Defense | |
| Oct 4, 2021 | Polzin | 0–1 | Buchinger | Deutsche Ländermeisterschaft 2021 | Italian Game: Classical Variation, Giuoco Pianissimo | |
| Oct 3, 2021 | Buchinger | 1–0 | Evering | Deutsche Ländermeisterschaft 2021 | Ruy Lopez: Closed, Pilnik Variation | |
| Oct 2, 2021 | Buchinger | ½–½ | Dorendorf | Deutsche Ländermeisterschaft 2021 | Sicilian Defense: Lasker-Pelikan Variation | |
| Oct 2, 2021 | Herrmann | 1–0 | Buchinger | Deutsche Ländermeisterschaft 2021 | Sicilian Defense: Kan Variation, Maróczy Bind, Réti Variation | |
| Aug 29, 2021 | Buchinger | 1–0 | Shen | DEM U10 2021 | Sicilian Defense: Accelerated Dragon, Maróczy Bind, Breyer Variation | |
| Aug 28, 2021 | Buchinger | 1–0 | Polzin | DEM U10 2021 | Italian Game: Two Knights Defense, Modern Bishop's Opening | |
| Aug 28, 2021 | Sydykov | * | Buchinger | DEM U10 2021 | Scandinavian Defense: Classical Variation | |
| Aug 27, 2021 | Herrmann | 0–1 | Buchinger | DEM U10 2021 | Sicilian Defense: O'Kelly Variation, Normal System | |
| Aug 26, 2021 | Buchinger | 1–0 | Zhang | DEM U10 2021 | Pirc Defense | |
| Aug 26, 2021 | Radeke | 0–1 | Buchinger | DEM U10 2021 | Italian Game: Classical Variation, Giuoco Pianissimo, with d6 | |
| Aug 25, 2021 | Glöckler | 1–0 | Buchinger | DEM U10 2021 | Italian Game: Giuoco Pianissimo | |
| Aug 24, 2021 | Buchinger | 1–0 | Pflugbeil | DEM U10 2021 | English Opening: Anglo-Indian Defense | |
| Aug 24, 2021 | Buchinger | 1–0 | Gulamzada | DEM U10 2021 | Sicilian Defense: Accelerated Dragon, Maróczy Bind | |
| Aug 23, 2021 | Buchinger | 1–0 | Vranckx | DEM U10 2021 | Sicilian Defense: Kalashnikov Variation | |
| Aug 23, 2021 | Chua | ½–½ | Buchinger | DEM U10 2021 | Scandinavian Defense: Main Line, Mieses Variation | |
| Jun 27, 2021 | Buchinger | 1–0 | Chugunov | DVM U14 2020 | English Opening: Symmetrical Variation, Ultra-Symmetrical Variation | |
| Jun 26, 2021 | Buchinger | ½–½ | Bildat | DVM U14 2020 | English Opening: King's English Variation | |
| Jun 26, 2021 | Melestean | 0–1 | Buchinger | DVM U14 2020 | Queen's Gambit Declined: Cambridge Springs Defense, Bogoljubow Variation | |
| Jun 25, 2021 | Buchinger | 0–1 | Gutewort | DVM U14 2021 | Modern Defense: Kotov Variation | |
| Jun 25, 2021 | Klühs | 1–0 | Buchinger | DVM U14 2021 | English Opening: Neo-Catalan | |
| Jun 24, 2021 | Buchinger | * | Bergeret Busse | DVM U14 2021 | Sicilian Defense: Dragon Variation, Yugoslav Attack, Panov Variation | |
| Jun 24, 2021 | Fuhrmann | ½–½ | Buchinger | DVM U14 2021 | Scandinavian Defense: Main Line, Mieses Variation | |
