| May 25, 2026 | Huesmann | 1–0 | Ziegler | Round 7: Huesmann, Thomas - Ziegler, Arndt Henning | Ruy Lopez: Berlin Defense, Anti-Berlin Variation | |
| May 25, 2026 | Ziegler | 1–0 | Wolniak | Round 6: Ziegler, Arndt Henning - Wolniak, Udo | Caro-Kann Defense: Advance Variation, Short Variation | |
| May 24, 2026 | Agolli | 0–1 | Ziegler | Round 5: Agolli, Grejdi - Ziegler, Arndt Henning | Queen's Pawn Game: Accelerated London System | |
| May 24, 2026 | Biessner | 1–0 | Ziegler | Round 4: Biessner, Eberhard - Ziegler, Arndt Henning | Bishop's Opening: Berlin Defense | |
| May 23, 2026 | Ziegler | 0–1 | Kummerow | Round 3: Ziegler, Arndt Henning - Kummerow, Heiko | French Defense: Advance Variation, Euwe Variation | |
| May 23, 2026 | Johnen | ½–½ | Ziegler | Round 2: Johnen, Daniel - Ziegler, Arndt Henning | Ruy Lopez: Berlin Defense, Anti-Berlin Variation | |
| Jun 9, 2025 | Ziegler | ½–½ | Rummelshaus | Round 7: Ziegler, Arndt Henning - Rummelshaus, Heinz | Sicilian Defense: Kan Variation, Maróczy Bind, Réti Variation | |
| Jun 9, 2025 | Xue | 1–0 | Ziegler | Round 6: Xue, Luka - Ziegler, Arndt Henning | Queen's Gambit Declined: Charousek Variation | |
| Jun 8, 2025 | Ziegler | 1–0 | Kirchner | Round 5: Ziegler, Arndt Henning - Kirchner, Emil | Caro-Kann Defense: Advance Variation, Botvinnik-Carls Defense | |
| Jun 8, 2025 | Pienski | ½–½ | Ziegler | Round 4: Pienski, Olaf - Ziegler, Arndt Henning | Italian Game: Classical Variation, Greco Gambit, Traditional Line | |
| Jun 7, 2025 | Ziegler | 1–0 | Wagner | Round 3: Ziegler, Arndt Henning - Wagner, Jovis | Italian Game: Classical Variation, Giuoco Pianissimo | |
| Jun 7, 2025 | Germund | 1–0 | Ziegler | Round 2: Germund, Marlon - Ziegler, Arndt Henning | Queen's Pawn Game: Symmetrical Variation | |
| Aug 4, 2024 | Markgraf | ½–½ | Ziegler | Round 9: Markgraf, Jonas - Ziegler, Arndt Henning | Rapport-Jobava System | |
| Aug 4, 2024 | Ziegler | 0–1 | Grosser | Round 8: Ziegler, Arndt Henning - Grosser, Walter | French Defense: Advance Variation, Euwe Variation | |
| Aug 3, 2024 | Samoshkin | * | Ziegler | Round 7: Samoshkin, Dmytro - Ziegler, Arndt Henning | Italian Game: Giuoco Pianissimo, Italian Four Knights Variation | |
| Aug 3, 2024 | Ziegler | ½–½ | Freese | Round 6: Ziegler, Arndt Henning - Freese, Carsten | Owen Defense | |
| Aug 2, 2024 | Aden | ½–½ | Ziegler | Round 5: Aden, Keno - Ziegler, Arndt Henning | Queen's Pawn Game: Symmetrical Variation, Pseudo-Catalan | |
| Aug 2, 2024 | Ziegler | 1–0 | Mastalerz | Round 4: Ziegler, Arndt Henning - Mastalerz, David | Sicilian Defense: Najdorf Variation, Adams Attack | |
| Aug 1, 2024 | Starke | 0–1 | Ziegler | Round 3: Starke, Julian - Ziegler, Arndt Henning | Center Game: Berger Variation | |
| Aug 1, 2024 | Ziegler | 0–1 | Grgic | Round 2: Ziegler, Arndt Henning - Grgic, Franjo | Italian Game: Two Knights Defense, Modern Bishop's Opening | |
| Jul 31, 2024 | Hoegl | 1–0 | Ziegler | Round 1: Hoegl, Emanuel - Ziegler, Arndt Henning | Bogo-Indian Defense: Retreat Variation | |
