| Rondenlijst van Derek Zuurmond | ||||||
| Ronde | Datum | Tegenstander | Kleur | Score | Punten | Rating |
| 1 | 04-09-2025 | Albert Prins | W | 1,0 | 56,0 | 1821 |
| 2 | 11-09-2025 | Henk Erkelens | Z | 1,0 | 65,3 | 1824 |
| 3 | 18-09-2025 | Ruud Bosch | Z | 1,0 | 70,0 | 1836 |
| 4 | 25-09-2025 | Hans van Woudenberg | W | 1,0 | 68,8 | 1842 |
| 5 | 02-10-2025 | Eduard Philipse | W | 0,5 | 38,7 | 1837 |
| 6 | 09-10-2025 | afgezegd | 20,0 | |||
| 7 | 16-10-2025 | Maarten van der Vegt | W | 1,0 | 68,8 | 1849 |
| 8 | 23-10-2025 | Wim Mulder | Z | 1,0 | 60,7 | 1860 |
| 9 | 30-10-2025 | Camiel van der Stoep | Z | 1,0 | 65,3 | 1861 |
| 10 | 06-11-2025 | Matthijs Groen | W | 1,0 | 64,2 | 1871 |
| 11 | 13-11-2025 | Jan van Gulik | W | 1,0 | 52,5 | 1877 |
| 12 | 20-11-2025 | John Groen in 't Wout | W | 1,0 | 57,2 | 1884 |
| 13 | 27-11-2025 | Govert van Klaveren | W | 1,0 | 65,3 | 1891 |
| 14 | 04-12-2025 | Wim Hennink | Z | 0,5 | 36,7 | 1891 |
| 15 | 11-12-2025 | Ruud Bosch | W | 1,0 | 66,5 | 1903 |
| 16 | 15-01-2026 | Jan van der Born | Z | 1,0 | 52,5 | 1909 |
| 17 | 22-01-2026 | Eduard Philipse | Z | 0,5 | 39,3 | 1904 |
| 18 | 29-01-2026 | afgezegd | 20,0 | |||
| 19 | 05-02-2026 | Maarten van der Vegt | Z | 1,0 | 67,7 | 1916 |
| 20 | 12-02-2026 | afgezegd | 20,0 | |||
| 21 | 19-02-2026 | Hans van Woudenberg | Z | 0,5 | 34,7 | 1907 |
| 22 | 26-02-2026 | Matthijs Groen | Z | 1,0 | 64,2 | 1917 |
| 23 | 05-03-2026 | Wim Mulder | W | 1,0 | 61,8 | 1928 |
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| Totaal | 1216,2 | |||||