| Jul 1, 2026 | Radberg | 1–0 | Hardwick | Round 10: Radberg, John - Hardwick, Hugo | Zukertort Opening: Sicilian Invitation | |
| Jul 1, 2026 | Olivius | 0–1 | Radberg | Round 11: Olivius, Sten - Radberg, John | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, Fianchetto Variation | |
| Jul 1, 2026 | Radberg | 0–1 | Enholm | Round 9: Radberg, John - Enholm, Herman | English Opening: Agincourt Defense, Neo-Catalan Declined | |
| Jul 1, 2026 | Martensson | 0–1 | Radberg | Round 8: Martensson, Erik - Radberg, John | Sicilian Defense: Lasker-Pelikan Variation, Sveshnikov Variation, Chelyabinsk Variation | |
| Jul 1, 2026 | Radberg | 0–1 | Le Doan | Round 7: Radberg, John - Le Doan, Minh Thuc | Zukertort Opening: Reversed Grünfeld | |
| Jul 1, 2026 | Eklund | 1–0 | Radberg | Round 6: Eklund, Lars-Goran - Radberg, John | King's Indian Defense: Orthodox Variation | |
| Jul 1, 2026 | Radberg | 1–0 | Blom | Round 5: Radberg, John - Blom, Leo | King's Indian Attack: Symmetrical Defense | |
| Jul 1, 2026 | Jorstal | 0–1 | Radberg | Round 4: Jorstal, Bo - Radberg, John | Sicilian Defense: Lasker-Pelikan Variation, Schlechter Variation | |
| Jul 1, 2026 | Radberg | 1–0 | Akoral | Round 3: Radberg, John - Akoral, Sinan | Zukertort Opening: Sicilian Invitation | |
| Jul 1, 2026 | Larsson | 1–0 | Radberg | Round 2: Larsson, Emma - Radberg, John | Sicilian Defense: Old Sicilian | |
| Jul 1, 2026 | Radberg | 1–0 | Hermansson | Round 1: Radberg, John - Hermansson, Ruben | English Opening: Symmetrical Variation, Three Knights, Fianchetto Variation | |
| Jun 27, 2026 | Radberg | 1–0 | Laith | Round 3: Radberg, John - Laith, Kasib | King's Indian Attack, with Bf5 | |
| Jun 27, 2026 | Radberg | * | Berggren Torell | Round 2: Radberg, John - Berggren Torell, Harald | Zukertort Opening: Kingside Fianchetto | |
| Jun 26, 2026 | Jakenberg | 0–1 | Radberg | Round 1: Jakenberg, Jussi - Radberg, John | King's Indian Defense: Fianchetto Variation, Yugoslav Variation, Exchange Line | |
| Oct 2, 2022 | Briem | 1–0 | Radberg | Kvibergspelen 2022 | King's Indian Defense: Normal Variation, King's Knight Variation | |
| Sep 30, 2022 | Radberg | 0–1 | Mohammadi | Kvibergspelen 2022 | Sicilian Defense: Scheveningen Variation | |