| 19 ago 2026 | Bauer, Thomas 2203 | Gruenwald, Simon 2103 | 1-0 | E10 Indian Defense: Dzindzi-Indian Defense | Oberbank Challenger Open 2026 | 38 | Ver |
| 19 abr 2026 | Stickler, Florentin 2334 | Gruenwald, Simon 2129 | ½-½ | B66 Sicilian Defense: Richter-Rauzer Variation, Neo-Modern Variation, Early Deviations | stveit | 61 | Ver |
| 18 abr 2026 | Gruenwald, Simon 2129 | Ciolek, Andreas 2218 | ½-½ | B48 Sicilian Defense: Taimanov Variation, Bastrikov Variation, English Attack | stveit | 37 | Ver |
| 17 abr 2026 | Timagin, Petr 2310 | Gruenwald, Simon 2129 | 1-0 | C50 Italian Game: Paris Defense | stveit | 61 | Ver |
| 17 abr 2026 | Gruenwald, Simon 2129 | Platzgummer, Fabian 2262 | ½-½ | A06 Zukertort Opening | stveit | 30 | Ver |
| 16 abr 2026 | Gruenwald, Simon 2129 | Roshka, Yevgeniy 2507 | 0-1 | A15 English Opening: Anglo-Indian Defense, King's Knight Variation | stveit | 25 | Ver |
| 2 abr 2026 | Gold, Theodor 2323 | Gruenwald, Simon 2129 | 1-0 | B54 Sicilian Defense: Prins Variation | Austrian Youth Championships 2026 | U18 | 41 | Ver |
| 1 abr 2026 | Gruenwald, Simon 2129 | Squasi, Ernesto 2012 | 1-0 | E14 Queen's Indian Defense, with e3 | Austrian Youth Championships 2026 | U18 | 90 | Ver |
| 31 mar 2026 | Keusch, Bernhard 2000 | Gruenwald, Simon 2118 | 0-1 | C60 Ruy Lopez: Cozio Defense | Austrian Youth Championships 2026 | U18 | 25 | Ver |
| 30 mar 2026 | Hahn, Stefan 2018 | Gruenwald, Simon 2117 | 1-0 | C44 Ponziani Opening: Jaenisch Counterattack | Austrian Youth Championships 2026 | U18 | 49 | Ver |
| 14 dic 2025 | Gruenwald, Simon 2153 | Ivanisevic, Ivan 2539 | 0-1 | C58 Italian Game: Two Knights Defense, Polerio Defense, Bishop Check Line | Austrian Bundesliga 2025/26 | 80 | Ver |
| 13 dic 2025 | Kobl, Rudolf 2086 | Gruenwald, Simon 2153 | 0-1 | C58 Italian Game: Two Knights Defense, Polerio Defense, Bishop Check Line | Austrian Bundesliga 2025/26 | 69 | Ver |
| 12 dic 2025 | Gruenwald, Simon 2153 | Nareks, Matic 2379 | ½-½ | B06 Modern Defense: Standard Line | Austrian Bundesliga 2025/26 | 40 | Ver |
| 11 dic 2025 | Saric, Ante 2465 | Gruenwald, Simon 2153 | ½-½ | A13 English Opening: Agincourt Defense | Austrian Bundesliga 2025/26 | 35 | Ver |
| 10 dic 2025 | Gruenwald, Simon 2153 | Borrmann, Laurenz 2423 | 0-1 | B51 Sicilian Defense: Moscow Variation | Austrian Bundesliga 2025/26 | 38 | Ver |