| 9 ago 2026 | Song, Edward 2379 | Nothnagel, Marian Can 2451 | 1-0 | C79 Apertura Española (Ruy López): Morphy Defense, Steinitz Deferred | Sparkassen Chess Trophy 2026 | Open A | 77 | Ver |
| 7 ago 2026 | Zhong, Kangmin 2313 | Nothnagel, Marian Can 2451 | ½-½ | E65 Defensa India de Rey: Fianchetto Variation, Yugoslav Variation, Exchange Line | Sparkassen Chess Trophy 2026 | Open A | 32 | Ver |
| 6 ago 2026 | Nothnagel, Marian Can 2451 | Hainke, Guntram, Dr. 2266 | ½-½ | B11 Defensa Caro-Kann: Two Knights Attack, Mindeno Variation, Exchange Line | Sparkassen Chess Trophy 2026 | Open A | 26 | Ver |
| 5 ago 2026 | Kuegel, Tobias 2368 | Nothnagel, Marian Can 2451 | ½-½ | C47 Apertura de los Cuatro Caballos: Scotch Variation Accepted | Sparkassen Chess Trophy 2026 | Open A | 26 | Ver |
| 4 ago 2026 | Nothnagel, Marian Can 2451 | Zuferi, Enis 2372 | ½-½ | C02 Defensa Francesa: Advance Variation, Euwe Variation | Sparkassen Chess Trophy 2026 | Open A | 42 | Ver |
| 3 ago 2026 | Panda Sambit 2358 | Nothnagel, Marian Can 2451 | ½-½ | E71 Defensa India de Rey: Karpov System | Sparkassen Chess Trophy 2026 | Open A | 64 | Ver |
| 2 ago 2026 | Nothnagel, Marian Can 2451 | Weihrauch, Jakob 2283 | 1-0 | B51 Defensa Siciliana: Moscow Variation | Sparkassen Chess Trophy 2026 | Open A | 39 | Ver |
| 6 abr 2026 | Kurt, Sascha 2280 | Nothnagel, Marian Can 2440 | ½-½ | C55 Apertura Italiana: Two Knights Defense, Modern Bishop's Opening | Grenke Chess Festival 2026 Open | 20 | Ver |
| 5 abr 2026 | Nothnagel, Marian Can 2440 | Xiao, Tong(QD) 2555 | 0-1 | B51 Defensa Siciliana: Moscow Variation | Grenke Chess Festival 2026 Open | 41 | Ver |
| 5 abr 2026 | Bauer, Christian 2562 | Nothnagel, Marian Can 2440 | 0-1 | A65 Defensa Benoni: King's Pawn Line, with Bg5 | Grenke Chess Festival 2026 Open | 33 | Ver |
| 4 abr 2026 | Nothnagel, Marian Can 2440 | Golubovic, Boris 2316 | 1-0 | B28 Defensa Siciliana: O'Kelly Variation, Venice System | Grenke Chess Festival 2026 Open | 29 | Ver |
| 4 abr 2026 | Nguyen, Vincent 2278 | Nothnagel, Marian Can 2440 | 0-1 | A65 Defensa Benoni: King's Pawn Line, with Nge2 | Grenke Chess Festival 2026 Open | 32 | Ver |
| 3 abr 2026 | Koehler, Christian Friedrich 2208 | Nothnagel, Marian Can 2440 | ½-½ | C54 Apertura Italiana: Classical Variation, Giuoco Pianissimo | Grenke Chess Festival 2026 Open | 80 | Ver |
| 2 abr 2026 | Nothnagel, Marian Can 2440 | Shahmammadli, Safkhan 2102 | 1-0 | C54 Apertura Italiana: Classical Variation, Giuoco Pianissimo | Grenke Chess Festival 2026 Open | 45 | Ver |
| 5 oct 2025 | Hartge, Gedeon 2326 | Nothnagel, Marian Can 2434 | 0-1 | E70 Defensa India de Rey: Kramer Variation | IM-Turnier 2025 2025 | 53 | Ver |
| 4 oct 2025 | Rodriguez, Adrien 2375 | Nothnagel, Marian Can 2434 | 1-0 | A49 Defensa India: Przepiorka Variation | IM-Turnier 2025 2025 | 46 | Ver |
| 3 oct 2025 | Nothnagel, Marian Can 2434 | Ngo, Quang Thai 2317 | 1-0 | A08 Ataque Indio de Rey: Sicilian Variation | IM-Turnier 2025 2025 | 33 | Ver |
| 2 oct 2025 | Stork, Oliver 2365 | Nothnagel, Marian Can 2434 | 1-0 | C58 Apertura Italiana: Two Knights Defense, Polerio Defense, Bishop Check Line | IM-Turnier 2025 2025 | 28 | Ver |
| 1 oct 2025 | Nothnagel, Marian Can 2434 | Carlstedt, Jonathan 2455 | 1-0 | C55 Apertura Italiana: Two Knights Defense, Modern Bishop's Opening | IM-Turnier 2025 2025 | 69 | Ver |
| 1 oct 2025 | Eugene, Floryan 2474 | Nothnagel, Marian Can 2434 | 1-0 | C79 Apertura Española (Ruy López): Morphy Defense, Steinitz Deferred | IM-Turnier 2025 2025 | 115 | Ver |
