| May 23, 2026 | Krallis | 1–0 | Antoniadis | Round 1: Krallis, Christos - Antoniadis, Anastasios | Catalan Opening | |
| Nov 9, 2025 | Antoniadis | ½–½ | Ilandzis | Round 7: Antoniadis, Anastasios - Ilandzis, Spyridon | Sicilian Defense: Löwenthal Variation | |
| Nov 1, 2025 | Antoniadis | 0–1 | Alexandropoulos | Round 2: Antoniadis, Anastasios - Alexandropoulos, Konstantinos | King's Indian Defense: Fianchetto Variation, Uhlmann-Szabo System | |
| Oct 25, 2025 | Giannoukakos | 0–1 | Antoniadis | Round 1: Giannoukakos, Nikolaos - Antoniadis, Anastasios | Scandinavian Defense: Bronstein Variation | |
| Oct 19, 2025 | Antoniadis | 1–0 | Gavriilidis | Round 5: Antoniadis, Anastasios - Gavriilidis, Loukas | Slav Defense: Modern Line | |
| Oct 5, 2025 | Antoniadis | 1–0 | Vlasopoulos | Round 3: Antoniadis, Anastasios - Vlasopoulos, Georgios | Gunderam Defense | |
| Sep 28, 2025 | Tournas | 0–1 | Antoniadis | Round 2: Tournas, Ioannis - Antoniadis, Anastasios | Sicilian Defense: Alapin Variation, Smith-Morra Declined | |
| Sep 11, 2025 | Palaiologou | ½–½ | Antoniadis | Round 6: Palaiologou, Apostolos - Antoniadis, Anastasios | Sicilian Defense: Classical Variation, Fianchetto Variation | |
| Sep 11, 2025 | Fotoglou | ½–½ | Antoniadis | Round 4: Fotoglou, Ioannis - Antoniadis, Anastasios | Sicilian Defense: Najdorf Variation, Opocensky Variation | |
| Sep 8, 2025 | Oikonomopoulos | 1–0 | Antoniadis | Round 8: Oikonomopoulos, Filippos - Antoniadis, Anastasios | Sicilian Defense: Najdorf Variation | |
| Sep 7, 2025 | Antoniadis | 1–0 | Stratigos | Round 7: Antoniadis, Anastasios - Stratigos, Spiros | Sicilian Defense: Dragon Variation, Yugoslav Attack | |
| Sep 6, 2025 | Poupalos | 1–0 | Antoniadis | Round 6: Poupalos, Nikolaos - Antoniadis, Anastasios | Sicilian Defense: Lasker-Pelikan Variation, Sveshnikov Variation, Chelyabinsk Variation | |
| Sep 5, 2025 | Antoniadis | 1–0 | Panopoulos | Round 5: Antoniadis, Anastasios - Panopoulos, Ioannis | French Defense: Advance Variation, Milner-Barry Gambit, Hector Variation | |
| Jun 15, 2025 | Antoniadis | 0–1 | Kazantzoglou | Round 2: Antoniadis, Anastasios - Kazantzoglou, Stefanos | Ruy Lopez: Morphy Defense, Classical Defense Deferred | |
| Jan 5, 2025 | Antoniadis | 1–0 | Kotrotsos | New Year's Blitz Tournament 2025, by SOXalandriou (Open) | Sicilian Defense: Lasker-Pelikan Variation, Sveshnikov Variation, Chelyabinsk Variation | |
| — | Antoniadis | 0–1 | Vassis | 10th Open Grand Prix, by SOXalandriou (Blitz) | French Defense: Chigorin Variation | |
| — | Antoniadis | 0–1 | Halkias | Round 1: Antoniadis, Anastasios - Halkias, Stelios | Sicilian Defense: Kalashnikov Variation | |
