| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 1. A Kogan vs N Monin |
| 0-1 | 29 | 1989 | Budapest Spring Open | C05 French, Tarrasch |
| 2. A Kogan vs E Magerramov |
| 0-1 | 43 | 1989 | Budapest Spring Open | B92 Sicilian, Najdorf, Opocensky Variation |
| 3. I Naumkin vs A Kogan |
| 1-0 | 44 | 1989 | Budapest Spring Open | E15 Queen's Indian |
| 4. L Galego vs A Kogan |
| 1-0 | 62 | 1989 | EUR-chT (Open) 9th | C53 Giuoco Piano |
| 5. A Kogan vs P M Giulian |
| 1-0 | 35 | 1989 | EUR-chT (Open) 9th | C05 French, Tarrasch |
| 6. D Pergericht vs A Kogan |
| 0-1 | 57 | 1989 | EUR-chT (Open) 9th | E00 Queen's Pawn Game |
| 7. F Garcia Albarracin vs A Kogan |
| ½-½ | 30 | 1989 | EUR-chT (Open) 9th | A46 Queen's Pawn Game |
| 8. R Djurhuus vs A Kogan |
| ½-½ | 28 | 1989 | EUR-chT (Open) 9th | C69 Ruy Lopez, Exchange, Gligoric Variation |
| 9. C Perdikis vs A Kogan |
| 0-1 | 39 | 1989 | EUR-chT (Open) 9th | A46 Queen's Pawn Game |
| 10. A Kogan vs D Norwood |
 | 0-1 | 39 | 1990 | Oakham Young Masters | B06 Robatsch |
| 11. C Iosif vs A Kogan |
| 1-0 | 62 | 1990 | Oakham Young Masters | C53 Giuoco Piano |
| 12. A Kogan vs N Regan |
| 1-0 | 24 | 1990 | Oakham Young Masters | B06 Robatsch |
| 13. M Stroe vs A Kogan |
| ½-½ | 113 | 1990 | Oakham Young Masters | C45 Scotch Game |
| 14. A Kogan vs M Harris |
| 1-0 | 53 | 1990 | Oakham Young Masters | C05 French, Tarrasch |
| 15. J Chabanon vs A Kogan |
| 1-0 | 42 | 1990 | Oakham Young Masters | E32 Nimzo-Indian, Classical |
| 16. A Kogan vs G Buckley |
| 1-0 | 27 | 1990 | Oakham Young Masters | B82 Sicilian, Scheveningen |
| 17. Svidler vs A Kogan |
| 1-0 | 40 | 1990 | Oakham Young Masters | C47 Four Knights |
| 18. A Kogan vs A A Webster |
| 1-0 | 44 | 1990 | Oakham Young Masters | B06 Robatsch |
| 19. P H Nielsen vs A Kogan |
| 1-0 | 40 | 1990 | World Youth Championship (U-18) | E15 Queen's Indian |
| 20. T Koch vs A Kogan |
| 1-0 | 40 | 1990 | World Youth Championship (U-18) | E15 Queen's Indian |
| 21. A Kogan vs L Y Hsu |
| ½-½ | 44 | 1990 | World Youth Championship (U-18) | B01 Scandinavian |
| 22. G Vescovi vs A Kogan |
| 0-1 | 23 | 1990 | World Youth Championship (U-18) | C60 Ruy Lopez |
| 23. I Gurevich vs A Kogan |
| 1-0 | 26 | 1990 | World Youth Championship (U-18) | C69 Ruy Lopez, Exchange, Gligoric Variation |
| 24. A Kogan vs A Payen |
| 1-0 | 37 | 1990 | World Youth Championship (U-18) | B32 Sicilian |
| 25. D Popescu vs A Kogan |
| 1-0 | 42 | 1990 | World Youth Championship (U-18) | C45 Scotch Game |
Kibitzing
