| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. Kasparov vs A Kogan |
 | ½-½ | 44 |
1994 |
Tel Aviv ISR | B30 Sicilian |
| 2. Morozevich vs A Kogan |
 | 1-0 | 35 |
1994 |
op | B40 Sicilian |
| 3. Oral vs A Kogan |
| 0-1 | 43 |
1995 |
SVK-ch | B48 Sicilian, Taimanov Variation |
| 4. Sutovsky vs A Kogan |
| 1-0 | 58 |
1995 |
ISR | B43 Sicilian, Kan, 5.Nc3 |
| 5. Movsesian vs A Kogan |
| 1-0 | 43 |
1995 |
Zlin | B30 Sicilian |
| 6. Movsesian vs A Kogan |
| 1-0 | 37 |
1996 |
Lazne Bohdanec | B30 Sicilian |
| 7. Matulovic vs A Kogan |
| 0-1 | 45 |
1998 |
Serbian-ch 29th | B91 Sicilian, Najdorf, Zagreb (Fianchetto) Variation |
| 8. S Mannion vs A Kogan |
| 0-1 | 26 |
1999 |
Cappelle la Grande | B47 Sicilian, Taimanov (Bastrikov) Variation |
| 9. J Franzen vs A Kogan |
| 0-1 | 45 |
1999 |
Cappelle la Grande | B30 Sicilian |
| 10. L Day vs A Kogan |
| 1-0 | 41 |
2000 |
Toronto International | B40 Sicilian |
| 11. A Kolev vs A Kogan |
| ½-½ | 16 |
2001 |
Magistral de Badalona | B48 Sicilian, Taimanov Variation |
| 12. Garcia Robles, C vs A Kogan |
| 0-1 | 30 |
2001 |
Balaguer op-6 | B40 Sicilian |
| 13. Galego vs A Kogan |
| ½-½ | 49 |
2001 |
open | B30 Sicilian |
| 14. J Lauridsen vs A Kogan |
| 0-1 | 35 |
2001 |
Nordic Championships | B47 Sicilian, Taimanov (Bastrikov) Variation |
| 15. E Prokopchuk vs A Kogan |
| 1-0 | 40 |
2002 |
Aeroflot Open | B56 Sicilian |
| 16. Shabanov vs A Kogan |
| ½-½ | 43 |
2002 |
Aeroflot Open | B47 Sicilian, Taimanov (Bastrikov) Variation |
| 17. J Alford vs A Kogan |
| ½-½ | 64 |
2002 |
XV Carlos Torre | B40 Sicilian |
| 18. N Vlassov vs A Kogan |
| ½-½ | 41 |
2002 |
Aeroflot Open | B22 Sicilian, Alapin |
| 19. T Bae vs A Kogan |
| ½-½ | 58 |
2002 |
OSS GM | B30 Sicilian |
| 20. I Morovic vs A Kogan |
| 0-1 | 37 |
2002 |
Capablanca Mem Elite | B47 Sicilian, Taimanov (Bastrikov) Variation |
| 21. Stefansson vs A Kogan |
| 1-0 | 41 |
2002 |
Capablanca Mem Elite | B85 Sicilian, Scheveningen, Classical |
| 22. H Westerinen vs A Kogan |
| 0-1 | 44 |
2002 |
OSS GM | B40 Sicilian |
| 23. P Carlsson vs A Kogan |
| ½-½ | 33 |
2005 |
III Open Bajada de la Virgen | B60 Sicilian, Richter-Rauzer |
| 24. M Tissir vs A Kogan |
| 1-0 | 38 |
2005 |
III Open Bajada de la Virgen | B47 Sicilian, Taimanov (Bastrikov) Variation |
| 25. Fressinet vs A Kogan |
 | 0-1 | 25 |
2005 |
Paris Championship | B43 Sicilian, Kan, 5.Nc3 |