| 7 ago 2026 | Grutter, Tim 2385 | Titus, Branco 2108 | 1-0 | B10 Caro-Kann Defense: Two Knights Attack | Utrechtse Meesters 2026 | 64 | Ver |
| 6 ago 2026 | Sari, Yasin 2326 | Grutter, Tim 2385 | ½-½ | A15 English Opening: Anglo-Indian Defense, King's Knight Variation | Utrechtse Meesters 2026 | 11 | Ver |
| 6 ago 2026 | Grutter, Tim 2385 | Terlouw, Wouter 2323 | ½-½ | A30 English Opening: Symmetrical Variation | Utrechtse Meesters 2026 | 15 | Ver |
| 4 ago 2026 | Ten Hertog, Hugo 2510 | Grutter, Tim 2385 | ½-½ | A35 English Opening: Symmetrical Variation, Four Knights Variation | Utrechtse Meesters 2026 | 53 | Ver |
| 4 ago 2026 | Grutter, Tim 2385 | Lopez, Jasel 2371 | ½-½ | C03 French Defense: Tarrasch Variation | Utrechtse Meesters 2026 | 28 | Ver |
| 3 ago 2026 | Moskalets, Sofiia 2191 | Grutter, Tim 2385 | ½-½ | C80 Ruy Lopez: Open | Utrechtse Meesters 2026 | 22 | Ver |
| 3 ago 2026 | Grutter, Tim 2385 | Dorokhin, Mykhailo 2383 | 1-0 | B10 Caro-Kann Defense: Two Knights Attack | Utrechtse Meesters 2026 | 48 | Ver |
| 2 ago 2026 | Smeets, Kobe 2337 | Grutter, Tim 2385 | 0-1 | C54 Italian Game: Classical Variation, Giuoco Pianissimo, with h6 | Utrechtse Meesters 2026 | 36 | Ver |
| 25 jul 2026 | Stehouwer, Coen 2276 | Grutter, Tim 2385 | ½-½ | C79 Ruy Lopez: Morphy Defense, Steinitz Deferred | Utrechtse Meesters 2026 | 52 | Ver |
| 22 jul 2026 | Butzen, Robin 2112 | Grutter, Tim 2390 | 0-1 | E94 King's Indian Defense: Orthodox Variation | Ghent Open 2026 | 44 | Ver |
| 21 jul 2026 | Grutter, Tim 2390 | Colonetti, Fabio 2128 | ½-½ | B50 Sicilian Defense: Modern Variations | Ghent Open 2026 | 60 | Ver |
| 21 jul 2026 | Lammens, Tim 2244 | Grutter, Tim 2390 | ½-½ | A46 Indian Defense: London System | Ghent Open 2026 | 68 | Ver |
| 20 jul 2026 | Grutter, Tim 2390 | De Reese, Elias 2106 | 1-0 | B10 Caro-Kann Defense: Two Knights Attack | Ghent Open 2026 | 58 | Ver |
| 20 jul 2026 | Van den Ouden, Lendert 2081 | Grutter, Tim 2390 | 0-1 | C69 Ruy Lopez: Exchange Variation, Normal Variation | Ghent Open 2026 | 61 | Ver |
| 19 jul 2026 | Grutter, Tim 2390 | Cools, Gorik 2174 | 0-1 | A05 King's Indian Attack: Symmetrical Defense | Ghent Open 2026 | 43 | Ver |
| 18 jul 2026 | Brienen, Jacob 2090 | Grutter, Tim 2390 | 0-1 | C55 Italian Game: Two Knights Defense, Modern Bishop's Opening | Ghent Open 2026 | 62 | Ver |
| 2 may 2026 | Grutter, Tim 2304 | Baselmans, Luuk 2389 | ½-½ | A07 King's Indian Attack, with e6 | Open Dutch Rapid Championship 2026 | 39 | Ver |
| 2 may 2026 | Grutter, Tim 2304 | Margarido, Jose Miguel Teixeira 2072 | ½-½ | B47 Sicilian Defense: Taimanov Variation, Bastrikov Variation | Open Dutch Rapid Championship 2026 | 75 | Ver |
| 11 abr 2026 | Grutter, Tim 2384 | Pauly, Carlo 2370 | 1-0 | B30 Sicilian Defense: Nyezhmetdinov-Rossolimo Attack | Dutch Meesterklasse 2025/26 | 48 | Ver |
| 7 mar 2026 | Grutter, Tim 2388 | Ritzerveld, Noah 2205 | ½-½ | C77 Ruy Lopez: Morphy Defense, Mackenzie Variation | Dutch Meesterklasse 2025/26 | 67 | Ver |