| Oct 19, 2025 | Mumelter | 0–1 | Giacchino | Round 5: Mumelter, Igor - Giacchino, Claudio | Petrov's Defense: Classical Attack | |
| Oct 19, 2025 | Giacchino | ½–½ | Petrosino | Round 4: Giacchino, Claudio - Petrosino, Germano | Italian Game: Two Knights Defense, Modern Bishop's Opening | |
| Oct 18, 2025 | Maier | 1–0 | Giacchino | Round 3: Maier, Fridolin - Giacchino, Claudio | King's Gambit | |
| Oct 18, 2025 | Giacchino | 1–0 | Casadio | Round 2: Giacchino, Claudio - Casadio, Lorenzo | Sicilian Defense: Old Sicilian | |
| Oct 17, 2025 | Kipman | 0–1 | Giacchino | Round 1: Kipman, Felix - Giacchino, Claudio | Four Knights Game: Scotch Variation Accepted | |
| Jun 17, 2023 | Guardia Bencomo | 1–0 | Giacchino | Round 9: Guardia Bencomo, Tomas - Giacchino, Claudio | Queen's Pawn Game: London System, with e6 | |
| Jun 16, 2023 | Giacchino | ½–½ | Marino Marco | Round 8: Giacchino, Claudio - Marino Marco | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, Fianchetto Variation | |
| Jun 15, 2023 | Giacchino | 1–0 | Bisignano Giuseppe | Round 7: Giacchino, Claudio - Bisignano Giuseppe | Ruy Lopez: Closed, Pilnik Variation | |
| Jun 14, 2023 | Gabassi | ½–½ | Giacchino | Round 6: Gabassi, Francesco - Giacchino, Claudio | Sicilian Defense: Closed, Traditional | |
| Jun 13, 2023 | Giacchino | 1–0 | De Joannon | Round 5: Giacchino, Claudio - De Joannon, Giulio | Pirc Defense: Classical Variation, Schlechter Variation | |
| Jun 12, 2023 | Despeyroux David | 0–1 | Giacchino | Round 4: Despeyroux David - Giacchino, Claudio | Italian Game: Hungarian Defense | |
| Jun 12, 2023 | Predan Dino | ½–½ | Giacchino | Round 3: Predan Dino - Giacchino, Claudio | Four Knights Game: Spanish Variation, Double Spanish | |
| Jun 11, 2023 | Giacchino | 0–1 | Rempe | Round 2: Giacchino, Claudio - Rempe, Lennik | Four Knights Game: Scotch Variation Accepted | |
| Jun 10, 2023 | Gasperi | 1–0 | Giacchino | Round 1: Gasperi, Fosco - Giacchino, Claudio | Queen's Gambit Declined | |
