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| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 1. Sadler vs A Kogan |
| ½-½ | 67 | 1991 | 15th Lloyds Bank Masters Open | E40 Nimzo-Indian, 4.e3 |
| 2. K Moutousis vs A Kogan |
| 0-1 | 32 | 1992 | Oakham Young Masters | E40 Nimzo-Indian, 4.e3 |
| 3. R Shcherbakov vs A Kogan |
| 1-0 | 41 | 1994 | Budapest FS12 GM | E40 Nimzo-Indian, 4.e3 |
| 4. P Lukacs vs A Kogan |
| 1-0 | 35 | 1994 | Budapest FS12 GM | E40 Nimzo-Indian, 4.e3 |
| 5. J Pinheiro vs A Kogan |
| 0-1 | 25 | 1995 | Vienna Open | E40 Nimzo-Indian, 4.e3 |
| 6. A Safarian vs A Kogan |
| 0-1 | 28 | 1996 | Groningen Open | E40 Nimzo-Indian, 4.e3 |
| 7. A Wojtkiewicz vs A Kogan |
 | 1-0 | 43 | 2000 | Oz.com qual blitz | E40 Nimzo-Indian, 4.e3 |
| 8. M Gurevich vs A Kogan |
| 1-0 | 26 | 2005 | French Team championship 'TOP 16' | E40 Nimzo-Indian, 4.e3 |
| 9. Granda Zuniga vs A Kogan |
| 1-0 | 63 | 2006 | II Sort Open | E40 Nimzo-Indian, 4.e3 |
| 10. G Andre vs A Kogan |
| 0-1 | 65 | 2017 | Andorra Open | E40 Nimzo-Indian, 4.e3 |
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Kibitzing
