| 29 ago 2026 | Ostensen, Nicolai Maxime 2404 | De Winter, Arthur 2460 | ½-½ | A13 Apertura Inglesa: Agincourt Defense | Maia Chess Open 2026 | Masters | 32 | Ver |
| 28 ago 2026 | De Winter, Arthur 2460 | Campora, Daniel H. 2336 | 1-0 | D37 Gambito de Dama rehusado: Harrwitz Attack | Maia Chess Open 2026 | Masters | 50 | Ver |
| 27 ago 2026 | Portela Peleteiro, Alberto 2363 | De Winter, Arthur 2460 | ½-½ | A20 Apertura Inglesa: King's English Variation | Maia Chess Open 2026 | Masters | 60 | Ver |
| 26 ago 2026 | De Winter, Arthur 2460 | Grebennikov, Nikolai A. 2187 | 1-0 | A80 Defensa Holandesa | Maia Chess Open 2026 | Masters | 48 | Ver |
| 25 ago 2026 | Roquero Redondo, Miguel 2209 | De Winter, Arthur 2460 | ½-½ | B67 Defensa Siciliana: Richter-Rauzer Variation, Neo-Modern Variation | Maia Chess Open 2026 | Masters | 37 | Ver |
| 24 ago 2026 | De Winter, Arthur 2460 | Romero Pallares, Daniel 2296 | ½-½ | E94 Defensa India de Rey: Orthodox Variation, Glek Defense | Maia Chess Open 2026 | Masters | 49 | Ver |
| 23 ago 2026 | Monteiro, Paulo Alexandre G 2253 | De Winter, Arthur 2460 | 0-1 | D43 Defensa Semieslava | Maia Chess Open 2026 | Masters | 34 | Ver |
| 22 ago 2026 | De Winter, Arthur 2460 | Fernandez Lopez, Ruben 2210 | ½-½ | B90 Defensa Siciliana: Najdorf Variation, English Attack | Maia Chess Open 2026 | Masters | 60 | Ver |
| 22 ago 2026 | Torres, Ricardo Jorge Ferreira 2100 | De Winter, Arthur 2460 | 0-1 | E11 Defensa Bogoindia: Retreat Variation | Maia Chess Open 2026 | Masters | 27 | Ver |
| 24 jul 2026 | Dovgaliuk, Oleksandr 2305 | De Winter, Arthur 2446 | 0-1 | B51 Defensa Siciliana: Moscow Variation | Dutch Open 2026 - Dutch Open | 43 | Ver |
| 23 jul 2026 | De Winter, Arthur 2446 | Senthil Maran K 2295 | ½-½ | A13 Apertura Inglesa: Agincourt Defense | Dutch Open 2026 - Dutch Open | 25 | Ver |
| 22 jul 2026 | Van Roon, Sjoerd 2308 | De Winter, Arthur 2446 | 0-1 | B67 Defensa Siciliana: Richter-Rauzer Variation, Neo-Modern Variation | Dutch Open 2026 - Dutch Open | 40 | Ver |
| 21 jul 2026 | De Winter, Arthur 2446 | Zecha, Oscar 2181 | 1-0 | C54 Apertura Italiana: Classical Variation, Giuoco Pianissimo | Dutch Open 2026 - Dutch Open | 51 | Ver |
| 21 jun 2026 | De Winter, Arthur 2455 | Albers, Sasa 2342 | ½-½ | B89 Defensa Siciliana: Sozin Attack, Main Line | HSG Open 2026 A | 34 | Ver |
| 21 jun 2026 | Warmerdam, Max 2520 | De Winter, Arthur 2455 | 1-0 | D31 Gambito de Dama rehusado: Charousek Variation | HSG Open 2026 A | 53 | Ver |
| 20 jun 2026 | De Winter, Arthur 2455 | Mostertman, Milan 2300 | 1-0 | D33 Defensa Tarrasch: Dubov Tarrasch | HSG Open 2026 A | 22 | Ver |
| 19 jun 2026 | Van Batenburg, Mees 2204 | De Winter, Arthur 2455 | 0-1 | B12 Defensa Caro-Kann: Advance Variation, Tal Variation | HSG Open 2026 A | 62 | Ver |
| 19 jun 2026 | De Winter, Arthur 2455 | Kanyamarala, Trisha 2191 | 1-0 | B46 Defensa Siciliana: Taimanov Variation | HSG Open 2026 A | 23 | Ver |
| 9 jun 2026 | Ernst, Sipke 2540 | De Winter, Arthur 2446 | 1-0 | A14 Apertura Inglesa: Agincourt Defense, Neo-Catalan Declined | Dutch Championship 2026 Open | 48 | Ver |
| 9 jun 2026 | De Winter, Arthur 2446 | Ernst, Sipke 2540 | ½-½ | D35 Gambito de Dama rehusado: Exchange Variation, Positional Variation | Dutch Championship 2026 Open | 47 | Ver |