| Jun 28, 2026 | Kazarjan | ½–½ | Heus | Round 5: Kazarjan, Gachatur - Heus, Daan | Italian Game: Giuoco Pianissimo, Italian Four Knights Variation | |
| Jun 28, 2026 | Heus | 1–0 | Van Baar | Round 4: Heus, Daan - Van Baar, Esper | Slav Defense: Exchange Variation | |
| Jun 27, 2026 | Heus | 0–1 | Schilstra | Round 2: Heus, Daan - Schilstra, Laurens | ? | |
| Jun 27, 2026 | Nair | * | Heus | Round 1: Nair, Pranav Prasobh - Heus, Daan | ? | |
| Apr 30, 2026 | Garay | ½–½ | Heus | Round 7: Garay, Enzo - Heus, Daan | Zukertort Opening: Old Indian Attack | |
| Apr 29, 2026 | Heus | ½–½ | Van Arendonk | Round 6: Heus, Daan - Van Arendonk, Polle | Ruy Lopez: Morphy Defense, Wormald Attack | |
| Apr 29, 2026 | Arnold | 1–0 | Heus | Round 5: Arnold, Rhys - Heus, Daan | Ruy Lopez: Schliemann Defense | |
| Apr 27, 2026 | Madularea | 1–0 | Heus | Round 4: Madularea, David - Heus, Daan | Four Knights Game | |
| Apr 26, 2026 | Heus | 1–0 | Fallaux | Round 3: Heus, Daan - Fallaux, Storm | Queen's Gambit Accepted: Showalter Variation | |
| Apr 25, 2026 | Ten Kate | ½–½ | Heus | Round 2: Ten Kate, Gustav - Heus, Daan | Ruy Lopez: Morphy Defense | |
| Apr 25, 2026 | Heus | 0–1 | Kazarjan | Round 1: Heus, Daan - Kazarjan, Gachatur | Sicilian Defense: Moscow Variation | |
| Nov 3, 2024 | Heus | ½–½ | Krylov | Amsterdam Chess Open 2024 | Bogo-Indian Defense: Retreat Variation | |
| Nov 3, 2024 | Schoonackers | 1–0 | Heus | Amsterdam Chess Open 2024 | Queen's Gambit Declined: Janowski Variation | |
| May 3, 2024 | Zhu | 1–0 | Heus | Round 7: Zhu, Chenwu - Heus, Daan | Four Knights Game: Scotch Variation Accepted | |
| May 2, 2024 | Heus | 1–0 | Fallaux | Round 6: Heus, Daan - Fallaux, Storm | King's Indian Defense: Orthodox Variation | |
| May 1, 2024 | Heus | 0–1 | Ivan Ponomarev | Round 5: Heus, Daan - Ivan Ponomarev | Catalan Opening: Closed | |
| Apr 30, 2024 | Lopes | 0–1 | Heus | Round 4: Lopes, Samuel - Heus, Daan | Italian Game: Giuoco Pianissimo, Italian Four Knights Variation | |
| Apr 29, 2024 | Heus | 0–1 | Wink | Round 3: Heus, Daan - Wink, Luka | Dutch Defense: Classical Variation, Huisl Variation | |
| Apr 28, 2024 | Krylov | 1–0 | Heus | Round 2: Krylov, Philippe - Heus, Daan | Queen's Gambit Declined: Exchange Variation, Positional Variation | |
| Apr 27, 2024 | Van Batenburg | 1–0 | Heus | Round 1: Van Batenburg, Mees - Heus, Daan | Ponziani Opening: Jaenisch Counterattack | |
| Apr 1, 2024 | De Boer | ½–½ | Heus | Round 6: De Boer, Robert - Heus, Daan | Italian Game: Classical Variation, Giuoco Pianissimo, with d6 | |
| Mar 31, 2024 | Heus | 0–1 | Greve | Round 4: Heus, Daan - Greve, Wouter | English Opening: Symmetrical Variation, Full Symmetry Line | |
| Mar 31, 2024 | Van der Meulen | ½–½ | Heus | Round 3: Van der Meulen, Kasper - Heus, Daan | Italian Game: Classical Variation, Greco Gambit, Anderssen Variation | |
| Mar 30, 2024 | Heus | 1–0 | Radfar | Round 2: Heus, Daan - Radfar, Bahman | English Opening: Anglo-Indian Defense, Queen's Knight Variation | |
| — | Heus | ½–½ | Xu | Oscar Romero Open Hoorns Kampioenschap 2025 | Neo-Grünfeld Defense: Ultra-Delayed Exchange Variation | |
| — | Heus | ½–½ | Perez Garcia | Oscar Romero Open Hoorns Kampioenschap 2025 | Benoni Defense: Fianchetto Variation | |
