| Jan 7, 2024 | Nico Stelmaszyk | ½–½ | Dennes Abel | Round 7: Nico Stelmaszyk - Dennes Abel | Caro-Kann Defense: Two Knights Attack, Mindeno Variation | |
| Jan 6, 2024 | Robert Elsner | 0–1 | Nico Stelmaszyk | Round 6: Robert Elsner - Nico Stelmaszyk | Catalan Opening: Open Defense, Classical Line | |
| Jan 6, 2024 | Nico Stelmaszyk | 0–1 | Tobias Voege | Round 5: Nico Stelmaszyk - Tobias Voege | French Defense: Classical Variation, Burn Variation, Morozevich Line | |
| Jan 5, 2024 | Nikita Nechitaylo | ½–½ | Nico Stelmaszyk | Round 4: Nikita Nechitaylo - Nico Stelmaszyk | Queen's Gambit Accepted: Old Variation | |
| Jan 5, 2024 | Nico Stelmaszyk | 1–0 | David Riemay | Round 3: Nico Stelmaszyk - David Riemay | Caro-Kann Defense: Two Knights Attack | |
| Jan 4, 2024 | Torben Knüdel | ½–½ | Nico Stelmaszyk | Round 2: Christian Polster - Felix Hampel | Sicilian Defense: Closed, Chameleon Variation | |
| Jan 4, 2024 | Nico Stelmaszyk | 1–0 | Tim Sauer | Round 1: Nico Stelmaszyk - Tim Sauer | Sicilian Defense: Alapin Variation, Barmen Defense, Modern Line | |
| Mar 12, 2023 | Priyanka Nutakki | ½–½ | Nico Stelmaszyk | Round 9: Priyanka Nutakki - Nico Stelmaszyk | Queen's Gambit Declined: Vienna Variation, Quiet Variation | |
| Mar 11, 2023 | Rasmus Skytte | ½–½ | Nico Stelmaszyk | Round 8: Rasmus Skytte - Nico Stelmaszyk | Queen's Gambit Accepted: Furman Variation | |
| Mar 10, 2023 | Nico Stelmaszyk | 1–0 | Stephan Buchal | Round 7: Nico Stelmaszyk - Stephan Buchal | Pirc Defense: 150 Attack, Sveshnikov-Jansa Attack | |
| Mar 9, 2023 | Mikkel Vinh Loftgaard | ½–½ | Nico Stelmaszyk | Round 6: Mikkel Vinh Loftgaard - Nico Stelmaszyk | Sicilian Defense: Delayed Alapin Variation | |
| Mar 8, 2023 | Nico Stelmaszyk | ½–½ | Oliver Steffens | Round 5: Nico Stelmaszyk - Oliver Steffens | Pirc Defense | |
| Mar 7, 2023 | Makan Rafiee | ½–½ | Nico Stelmaszyk | Round 4: Makan Rafiee - Nico Stelmaszyk | Sicilian Defense: Four Knights Variation | |
| Mar 6, 2023 | Nico Stelmaszyk | ½–½ | Diptayan Ghosh | Round 3: Nico Stelmaszyk - Diptayan Ghosh | Italian Game: Two Knights Defense, Modern Bishop's Opening | |
| Mar 5, 2023 | Nico Stelmaszyk | 1–0 | Felix Lau | Round 2: Nico Stelmaszyk - Felix Lau | French Defense: Winawer Variation, Alekhine-Maróczy Gambit | |
| Mar 5, 2023 | Detlef Paashaus | 0–1 | Nico Stelmaszyk | Round 1: Detlef Paashaus - Nico Stelmaszyk | Queen's Pawn Game: Colle System | |
| Jan 8, 2023 | Moritz Gentemann | ½–½ | Nico Stelmaszyk | Round 7 | MT: Moritz Gentemann - Nico Stelmaszyk | Queen's Gambit Accepted: Central Variation, Greco Variation | |
| Jan 6, 2023 | Nico Stelmaszyk | 1–0 | Matthias Tonndorf | Round 4 | MT: Nico Stelmaszyk - Matthias Tonndorf | Caro-Kann Defense: Endgame Offer | |
| Jan 6, 2023 | Johannes von Mettenheim | ½–½ | Nico Stelmaszyk | Round 3 | MT: Johannes von Mettenheim - Nico Stelmaszyk | Queen's Gambit Declined: Janowski Variation | |
| Jan 5, 2023 | Fabian Stotyn | 0–1 | Nico Stelmaszyk | Round 1 | MT: Fabian Stotyn - Nico Stelmaszyk | Sicilian Defense | |
