| — | Pfatteicher | 0–1 | Brodowski | Grenke Open | Nimzo-Indian Defense: Normal Variation, Ragozin Variation | |
| Jul 24, 2026 | Pfatteicher | 1–0 | Keyser | Round 8: Pfatteicher, Lukas - Keyser, Robin | Benko Gambit Accepted: Fully Accepted Variation | |
| Jul 23, 2026 | Peglau | ½–½ | Pfatteicher | Round 7: Peglau, Paul David - Pfatteicher, Lukas | King's Indian Attack: Symmetrical Defense | |
| Jul 22, 2026 | Pfatteicher | 0–1 | Steger | Round 6: Pfatteicher, Lukas - Steger, Lukas Daniel | Benko Gambit Accepted: Modern Variation | |
| Jul 22, 2026 | Pfatteicher | 1–0 | Heinke | Round 5: Pfatteicher, Lukas - Heinke, Jasper | Nimzo-Indian Defense: St. Petersburg Variation, American Variation | |
| Jul 21, 2026 | Khachatryan | 1–0 | Pfatteicher | Round 4: Khachatryan, Taron - Pfatteicher, Lukas | King's Indian Defense: Fianchetto Variation | |
| Jul 20, 2026 | Herrmann | 0–1 | Pfatteicher | Round 3: Herrmann, Jakob - Pfatteicher, Lukas | Indian Defense: Przepiorka Variation | |
| Jul 20, 2026 | Pfatteicher | 0–1 | Kardoeus | Round 2: Pfatteicher, Lukas - Kardoeus, David | Semi-Slav Defense: Accelerated Move Order | |
| Jul 19, 2026 | Besou | 1–0 | Pfatteicher | Round 1: Besou, Hussain - Pfatteicher, Lukas | King's Indian Defense: Orthodox Variation | |
| Apr 5, 2026 | Pfatteicher | ½–½ | Haug | Grenke Chess Festival 2026 Open | Sicilian Defense: Najdorf Variation | |
| Apr 4, 2026 | Bournel | ½–½ | Pfatteicher | Grenke Chess Festival 2026 Open | King's Indian Defense: Orthodox Variation, Bayonet Attack | |
| Apr 4, 2026 | Pfatteicher | ½–½ | Juhasz | Grenke Chess Festival 2026 Open | Queen's Gambit Declined: Exchange Variation, Positional Variation | |
| Apr 17, 2025 | So | 1–0 | Pfatteicher | Round 1: So, Wesley - Pfatteicher, Lukas | ? | |
| Sep 14, 2021 | Sereda | ½–½ | Pfatteicher | 1st Int. Swiss Masters Baden-Baden | Sicilian Defense: Kan Variation, Wing Attack | |
| Sep 13, 2021 | Pfatteicher | ½–½ | von Mettenheim | 1st Int. Swiss Masters Baden-Baden | Queen's Gambit Declined: Vienna Variation, Quiet Variation | |
| Sep 13, 2021 | Miller | ½–½ | Pfatteicher | 1st Int. Swiss Masters Baden-Baden | King's Indian Defense: Normal Variation, Standard Development | |
| Sep 12, 2021 | Pfatteicher | 1–0 | Gut | 1st Int. Swiss Masters Baden-Baden | Grünfeld Defense: Stockholm Variation | |
| Sep 11, 2021 | Pfatteicher | 0–1 | Laux | 1st Int. Swiss Masters Baden-Baden | Semi-Slav Defense: Marshall Gambit, Main Line | |
| Sep 11, 2021 | Mattenberger | 0–1 | Pfatteicher | 1st Int. Swiss Masters Baden-Baden | Old Indian Defense: Ukrainian Variation | |
| Sep 10, 2021 | Pfatteicher | 0–1 | Papadiamandis | 1st Int. Swiss Masters Baden-Baden | Sicilian Defense: Najdorf Variation, Adams Attack | |
| Sep 10, 2021 | Koellner | 1–0 | Pfatteicher | 1st Int. Swiss Masters Baden-Baden | Trompowsky Attack | |
| Sep 9, 2021 | Parvanyan | ½–½ | Pfatteicher | 1st Int. Swiss Masters Baden-Baden | King's Indian Defense: Normal Variation, Rare Defenses | |
| Aug 22, 2021 | Pfatteicher | * | Petkidis | Innsbruck Festival | ? | |
| Aug 22, 2021 | Pfatteicher | * | Petkidis | Innsbruck Festival | ? | |