| 23 jul 2026 | Benmesbah, Natacha 2224 | Gut, Lionel 2320 | 0-1 | B51 Sicilian Defense: Moscow Variation | DOLE Open Aix-en-Provence 2026 | 33 | Ver |
| 26 jun 2026 | Gut, Lionel 2327 | Mavridis, Emmanouil 2061 | 1-0 | D31 Queen's Gambit Declined: Charousek Variation | 5RigoJanos_Memorial_IM-B | 36 | Ver |
| 25 jun 2026 | Matyassy, Lazar 2282 | Gut, Lionel 2327 | 1-0 | B90 Sicilian Defense: Najdorf Variation, Adams Attack | 5RigoJanos_Memorial_IM-B | 30 | Ver |
| 24 jun 2026 | Gut, Lionel 2327 | Horvath, Andras 2151 | 1-0 | D36 Queen's Gambit Declined: Exchange Variation, Reshevsky Variation | 5RigoJanos_Memorial_IM-B | 42 | Ver |
| 24 jun 2026 | Kiryttopoulos, Ioannis 2123 | Gut, Lionel 2327 | ½-½ | B51 Sicilian Defense: Moscow Variation | 5RigoJanos_Memorial_IM-B | 60 | Ver |
| 23 jun 2026 | Gut, Lionel 2327 | Ilko-Toth, Andras 2228 | ½-½ | D31 Queen's Gambit Declined: Janowski Variation | 5RigoJanos_Memorial_IM-B | 67 | Ver |
| 22 jun 2026 | Sofronie, Vladimir 2175 | Gut, Lionel 2327 | 0-1 | A05 King's Indian Attack: Symmetrical Defense | 5RigoJanos_Memorial_IM-B | 38 | Ver |
| 21 jun 2026 | Gut, Lionel 2327 | Varga, Zoltan 2321 | 1-0 | D25 Queen's Gambit Accepted: Smyslov Variation | 5RigoJanos_Memorial_IM-B | 18 | Ver |
| 20 jun 2026 | Sertic, Rudolf 2343 | Gut, Lionel 2327 | 1-0 | A16 English Opening: Anglo-Indian Defense, Anglo-Grünfeld Variation | 5RigoJanos_Memorial_IM-B | 60 | Ver |
| 19 may 2026 | Pribelszky, Bence 2391 | Gut, Lionel 2327 | 1-0 | B20 Sicilian Defense: Keres Variation | 5RigoJanos_Memorial_IM-B | 50 | Ver |
| 6 abr 2026 | Gut, Lionel 2264 | Schmider, Niklas 2401 | 0-1 | D35 Queen's Gambit Declined: Exchange Variation, Positional Variation | Grenke Chess Festival 2026 Open | 33 | Ver |
| 5 abr 2026 | Lokander, Martin 2444 | Gut, Lionel 2264 | ½-½ | E49 Nimzo-Indian Defense: Normal Variation, Botvinnik System | Grenke Chess Festival 2026 Open | 37 | Ver |
| 16 feb 2026 | Gut, Lionel 2219 | Dahl, Christoph 2378 | 0-1 | E73 King's Indian Defense: Semi-Averbakh System | International Chessopen Graz 2026 | 33 | Ver |
| 30 oct 2025 | Georgiadis, Anastasios 2311 | Gut, Lionel 2207 | 1-0 | D85 Grünfeld Defense: Exchange Variation | European Youth Chess Championship 2025 | U16 | 59 | Ver |
| 28 sep 2025 | Gut, Lionel 2172 | Fend, Juergen 2257 | 1-0 | E40 Nimzo-Indian Defense: Rubinstein System | SMM Rd 8+9 | 59 | Ver |
| 27 sep 2025 | Gut, Lionel 2172 | Joie, Sebastien 2374 | ½-½ | A40 English Defense | SMM Rd 8+9 | 39 | Ver |