| 1 ago 2026 | Poetsch, Hagen 2444 | Vaibhav Jayant Raut 2335 | ½-½ | B30 Defensa Siciliana: Nyezhmetdinov-Rossolimo Attack | SixDays July 2026 GM B | 52 | Ver |
| 24 jul 2026 | Besou, Hussain 2413 | Poetsch, Hagen 2444 | 1-0 | C11 Defensa Francesa: Steinitz Variation, Boleslavsky Variation | German Chess Championship 2026 | Candidates Men | 54 | Ver |
| 23 jul 2026 | Poetsch, Hagen 2444 | Vavulin, Maxim 2537 | 1-0 | C41 Defensa Philidor: Lion Variation, Shirov Gambit | German Chess Championship 2026 | Candidates Men | 71 | Ver |
| 22 jul 2026 | Zuferi, Enis 2356 | Poetsch, Hagen 2444 | ½-½ | D38 Gambito de Dama rehusado: Ragozin Defense, Alekhine Variation | German Chess Championship 2026 | Candidates Men | 27 | Ver |
| 22 jul 2026 | Poetsch, Hagen 2444 | Khachatryan, Taron 2307 | 1-0 | B97 Defensa Siciliana: Najdorf Variation, Poisoned Pawn Accepted | German Chess Championship 2026 | Candidates Men | 40 | Ver |
| 21 jul 2026 | Moeller, Maurin 2301 | Poetsch, Hagen 2444 | ½-½ | B90 Defensa Siciliana: Najdorf Variation, English Attack | German Chess Championship 2026 | Candidates Men | 87 | Ver |
| 20 jul 2026 | Poetsch, Hagen 2444 | Klaska, Philipp Leon 2315 | ½-½ | B66 Defensa Siciliana: Richter-Rauzer Variation, Neo-Modern Variation, Early Deviations | German Chess Championship 2026 | Candidates Men | 60 | Ver |
| 20 jul 2026 | Ehmann, Thilo 2353 | Poetsch, Hagen 2444 | ½-½ | C11 Defensa Francesa: Classical Variation, Burn Variation | German Chess Championship 2026 | Candidates Men | 84 | Ver |
| 19 jul 2026 | Poetsch, Hagen 2444 | Uphoff, Lennart 2288 | 1-0 | D35 Gambito de Dama rehusado: Exchange Variation, Positional Variation | German Chess Championship 2026 | Candidates Men | 68 | Ver |
| 30 jun 2026 | Sobol, Matvii 2216 | Poetsch, Hagen 2445 | 0-1 | C63 Apertura Española (Ruy López): Schliemann Defense | 9th International Chess Tournament Solta Open 2026 - Open | 65 | Ver |
| 28 jun 2026 | Enkhnar, Enkhbaatar 2390 | Poetsch, Hagen 2445 | ½-½ | E04 Apertura Catalana: Open Defense | 9th International Chess Tournament Solta Open 2026 - Open | 16 | Ver |
| 17 jun 2026 | Poetsch, Hagen 2445 | Mammadov, Zaur 2409 | ½-½ | C11 Defensa Francesa: Steinitz Variation, Boleslavsky Variation | 9th International Chess Tournament Solta Open 2026 - Open | 12 | Ver |
| 17 jun 2026 | Poetsch, Hagen 2445 | Marjanovic, Alex 2154 | 1-0 | A08 Apertura Zukertort: Reversed Grünfeld | 9th International Chess Tournament Solta Open 2026 - Open | 27 | Ver |
| 17 jun 2026 | Gal, Andrej 2328 | Poetsch, Hagen 2445 | ½-½ | E04 Apertura Catalana: Open Defense | 9th International Chess Tournament Solta Open 2026 - Open | 28 | Ver |
| 17 jun 2026 | Poetsch, Hagen 2445 | Simsek, Ayaz 2068 | ½-½ | C10 Defensa Francesa: Rubinstein Variation, Blackburne Defense | 9th International Chess Tournament Solta Open 2026 - Open | 21 | Ver |
| 17 jun 2026 | Tomas, Ante 2145 | Poetsch, Hagen 2445 | 0-1 | A29 Apertura Inglesa: King's English Variation, Four Knights Variation, Fianchetto Line, with Nb6 | 9th International Chess Tournament Solta Open 2026 - Open | 31 | Ver |
| 17 jun 2026 | Poetsch, Hagen 2445 | Veleski, Robert 2085 | 1-0 | E63 Defensa India de Rey: Fianchetto Variation, Panno Variation | 9th International Chess Tournament Solta Open 2026 - Open | 56 | Ver |
| 25 may 2026 | Koellner, Aaron Noah 2213 | Poetsch, Hagen 2466 | ½-½ | A45 Defensa India | Runde 7: Koellner, Aaron Noah - Poetsch, Hagen | 46 | Ver |
| 25 may 2026 | Poetsch, Hagen 2466 | Engemann, Till 2092 | ½-½ | C11 Defensa Francesa: Classical Variation, Burn Variation | Runde 6: Poetsch, Hagen - Engemann, Till | 22 | Ver |
| 24 may 2026 | Foerster, Erik 2160 | Poetsch, Hagen 2466 | ½-½ | E04 Apertura Catalana: Open Defense | Runde 5: Foerster, Erik - Poetsch, Hagen | 20 | Ver |