| Apr 10, 2026 | Kovalenko | 1–0 | Basiuk | Round 9: Kovalenko, Sergey L - Basiuk, Grygoriy | Trompowsky Attack | |
| Apr 10, 2026 | Tsytsura | 0–1 | Kovalenko | Round 8: Tsytsura, Oleksandr - Kovalenko, Sergey L | Pseudo Queen's Indian Defense | |
| Apr 10, 2026 | Kovalenko | 0–1 | Andriienko | Round 7: Kovalenko, Sergey L - Andriienko, Artom | English Opening: Symmetrical Variation, Normal Variation | |
| Apr 10, 2026 | Riabokobyla | ½–½ | Kovalenko | Round 6: Riabokobyla, Roman - Kovalenko, Sergey L | Modern Defense | |
| Apr 10, 2026 | Kovalenko | 1–0 | Galevskiy | Round 5: Kovalenko, Sergey L - Galevskiy, Mykola | English Opening: King's English Variation, Four Knights Variation, Quiet Line | |
| Apr 10, 2026 | Diak | 1–0 | Kovalenko | Round 4: Diak, Hryhorii - Kovalenko, Sergey L | Rat Defense: English Rat | |
| Apr 10, 2026 | Kovalenko | ½–½ | Bondarets | Round 3: Kovalenko, Sergey L - Bondarets, Vadim | King's Indian Defense: Fianchetto Variation, Panno Variation | |
| Apr 10, 2026 | Zolotarev | 0–1 | Kovalenko | Round 2: Zolotarev, Valery - Kovalenko, Sergey L | Zukertort Opening: Polish Defense | |
| Apr 9, 2026 | Kovalenko | 1–0 | Zolotarev | Round 9: Kovalenko, Sergey L - Zolotarev, Valery | Sicilian Defense: Keres Variation | |
| Apr 8, 2026 | Mirchenko | ½–½ | Kovalenko | Round 8: Mirchenko, Maksim - Kovalenko, Sergey L | Modern Defense | |
| Apr 8, 2026 | Kovalenko | 0–1 | Diak | Round 7: Kovalenko, Sergey L - Diak, Hryhorii | French Defense: Steiner Variation | |
| Apr 7, 2026 | Kovalenko | 1–0 | Romaniuk | Round 2: Kovalenko, Sergey L - Romaniuk, Petro | Polish Opening: King's Indian Variation, Schiffler Attack | |
| Apr 7, 2026 | Kovalenko | ½–½ | Zinoviev | Round 6: Kovalenko, Sergey L - Zinoviev, Ivan | Polish Opening | |
| Apr 5, 2026 | Kovalenko | ½–½ | Tsytsura | Round 4: Kovalenko, Sergey L - Tsytsura, Oleksandr | English Opening: Anglo-Indian Defense, Queen's Indian Formation | |
| Apr 4, 2026 | Havrychenko | 0–1 | Kovalenko | Round 1: Havrychenko, Vasyl - Kovalenko, Sergey L | Modern Defense: Two Knights Variation | |
| Apr 3, 2026 | Andriienko | 1–0 | Kovalenko | Round 3: Andriienko, Artom - Kovalenko, Sergey L | Zukertort Opening: Black Mustang Defense | |
| Apr 3, 2026 | Kyrychuk | 0–1 | Kovalenko | Round 10: Kyrychuk, Tymur - Kovalenko, Sergey L | Queen's Pawn Game: London System | |
| Apr 3, 2026 | Kovalenko | 0–1 | Bondarets | Round 9: Kovalenko, Sergey L - Bondarets, Vadim | Zukertort Opening: Santasiere's Folly | |
| Apr 3, 2026 | Kovalenko | 1–0 | Kovalenko | Round 8: Kovalenko, Sergey L - Kovalenko, Daniil D. | Zukertort Opening: Santasiere's Folly | |
| Apr 3, 2026 | Mukha | 1–0 | Kovalenko | Round 7: Mukha, Mykola - Kovalenko, Sergey L | English Opening: Anglo-Indian Defense | |
| Apr 3, 2026 | Kovalenko | 1–0 | Zolotarev | Round 6: Kovalenko, Sergey L - Zolotarev, Valery | English Opening: Symmetrical Variation, Botvinnik System | |
| Apr 3, 2026 | Kovalenko | 1–0 | Diak | Round 4: Kovalenko, Sergey L - Diak, Hryhorii | English Opening: King's English Variation, Reversed Sicilian | |
| Apr 3, 2026 | Dovzik | ½–½ | Kovalenko | Round 3: Dovzik, Juri - Kovalenko, Sergey L | Queen's Indian Defense: Classical Variation | |
| Apr 3, 2026 | Kovalenko | 1–0 | Pronoziuk | Round 2: Kovalenko, Sergey L - Pronoziuk, Ruslan | Caro-Kann Defense: Panov Attack, Modern Defense | |
| Apr 3, 2026 | Viktor Baranov | 0–1 | Kovalenko | Round 1: Viktor Baranov - Kovalenko, Sergey L | Sicilian Defense: Bowdler Attack | |
| Apr 3, 2026 | Andriienko | 1–0 | Kovalenko | Round 5: Andriienko, Artom - Kovalenko, Sergey L | Zukertort Opening: Polish Defense | |
| Aug 22, 2024 | Kovalenko | 0–1 | Vovk | Round 9: Kovalenko, Sergey L - Vovk, Viktor | Neo-Grünfeld Defense: Goglidze Attack | |
| Aug 21, 2024 | Neschotnyi | 1–0 | Kovalenko | Round 8: Neschotnyi, Viktor - Kovalenko, Sergey L | Nimzo-Indian Defense: Classical Variation, Berlin Variation | |
| Aug 20, 2024 | Kovalenko | 1–0 | Andriienko | Round 7: Kovalenko, Sergey L - Andriienko, Artom | King's Indian Defense: Accelerated Averbakh Variation | |
| Aug 19, 2024 | Kovalenko | 1–0 | Zolotarev | Round 6: Kovalenko, Sergey L - Zolotarev, Valery | Philidor Defense: Exchange Variation | |
| Aug 18, 2024 | Bestuk Volodymyr | 0–1 | Kovalenko | Round 5: Bestuk Volodymyr - Kovalenko, Sergey L | Modern Defense: Standard Defense | |
| Aug 17, 2024 | Kovalenko | 0–1 | Dyak | Round 4: Kovalenko, Sergey L - Dyak, Grigorij | Trompowsky Attack: Edge Variation | |
| Aug 15, 2024 | Kovalenko | ½–½ | Bondarets | Round 2: Kovalenko, Sergey L - Bondarets, Vadim | Zukertort Opening: Santasiere's Folly | |
| Aug 14, 2024 | Kovalenko | 1–0 | Yevhenii Pryhov | Round 2: Kovalenko, Sergey L - Yevhenii Pryhov | Queen's Pawn Game: Levitsky Attack | |
| Aug 14, 2024 | Kovalenko | ½–½ | Neschotnyi | Round 4: Kovalenko, Sergey L - Neschotnyi, Viktor | Polish Opening: Zukertort System | |
| Aug 14, 2024 | Kovalenko | 0–1 | Dyak | Round 6: Kovalenko, Sergey L - Dyak, Grigorij | Polish Opening: Zukertort System | |
| Aug 14, 2024 | Kovalenko | 1–0 | Bondarets | Round 8: Kovalenko, Sergey L - Bondarets, Vadim | Zukertort Opening: Santasiere's Folly | |
| Aug 14, 2024 | Oleksandr Dubeniuk | 0–1 | Kovalenko | Round 1: Oleksandr Dubeniuk - Kovalenko, Sergey L | Sicilian Defense: Old Sicilian | |
| Aug 14, 2024 | Mukha | ½–½ | Kovalenko | Round 3: Mukha, Nikolay - Kovalenko, Sergey L | Scandinavian Defense: Modern Variation | |
| Aug 14, 2024 | Tsytsura | 0–1 | Kovalenko | Round 5: Tsytsura, Oleksandr - Kovalenko, Sergey L | St. George Defense | |
| Aug 14, 2024 | Pronoziuk | 1–0 | Kovalenko | Round 7: Pronoziuk, Ruslan - Kovalenko, Sergey L | Nimzo-Indian Defense: Classical Variation, Berlin Variation | |
| Aug 14, 2024 | Sovetov | 1–0 | Kovalenko | Round 9: Sovetov, Oleksandr - Kovalenko, Sergey L | English Opening: Great Snake Variation | |