| Jul 23, 2026 | Rutjes | 0–1 | Behr | Round 3: Rutjes, Twan - Behr, Gregor | Bishop's Opening: Paulsen Defense | |
| Jul 22, 2026 | Behr | 1–0 | Wille | Round 2: Behr, Gregor - Wille, Erik | Queen's Gambit Declined: Exchange Variation, Positional Variation | |
| Jul 21, 2026 | Hummel | 0–1 | Behr | Round 1: Hummel, Thomas - Behr, Gregor | English Opening: Agincourt Defense | |
| Jul 8, 2026 | Homs | ½–½ | Behr | Round 4: Homs, Guust - Behr, Gregor | Italian Game: Classical Variation, Giuoco Pianissimo | |
| Jul 30, 2025 | Mienis | ½–½ | Behr | Round 9: Mienis, Dennis - Behr, Gregor | English Opening: King's English, Mazedonisch | |
| Jul 29, 2025 | Behr | 1–0 | Ebels | Round 8: Behr, Gregor - Ebels, Theo | Semi-Slav Defense: Accelerated Move Order | |
| Jul 28, 2025 | Demiddele | ½–½ | Behr | Round 7: Demiddele, Kevin - Behr, Gregor | Queen's Gambit Declined: Exchange Variation, Positional Variation | |
| Jul 27, 2025 | Behr | ½–½ | Manschot | Round 6: Behr, Gregor - Manschot, Thomas | Nimzo-Indian Defense: Normal Variation, Botvinnik System | |
| Jul 26, 2025 | Wille | * | Behr | Round 5: Wille, Erik - Behr, Gregor | ? | |
| Jul 25, 2025 | Behr | * | Schuricht | Round 4: Behr, Gregor - Schuricht, Paul Alexander | ? | |
| Jul 24, 2025 | Vlieger | * | Behr | Round 3: Vlieger, Olaf - Behr, Gregor | ? | |
| Jul 23, 2025 | Behr | 0–1 | Cornelissen | Round 2: Behr, Gregor - Cornelissen, Jort | Nimzo-Indian Defense: Normal Variation, Botvinnik System | |
| Jul 22, 2025 | Blok | * | Behr | Round 1: Blok, Ronald - Behr, Gregor | ? | |