| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. A Bachmann vs R Zhumabaev |
| ½-½ | 37 |
2001 |
WYB12 | A01 Nimzovich-Larsen Attack |
| 2. A Bachmann vs Diego Sosa |
 | 1-0 | 14 |
2001 |
Mercosur U12 | C55 Two Knights Defense |
| 3. I Nepomniachtchi vs A Bachmann |
| ½-½ | 26 |
2001 |
WYB12 | B00 Uncommon King's Pawn Opening |
| 4. A Bachmann vs K Vijay |
| 0-1 | 54 |
2001 |
WYB12 | A01 Nimzovich-Larsen Attack |
| 5. A Bachmann vs T Banusz |
| 1-0 | 29 |
2001 |
WYB12 | A01 Nimzovich-Larsen Attack |
| 6. A Bachmann vs A Gupta |
| ½-½ | 32 |
2001 |
WYB12 | A01 Nimzovich-Larsen Attack |
| 7. Tural Farzaliev vs A Bachmann |
| 1-0 | 56 |
2001 |
WYB12 | E88 King's Indian, Samisch, Orthodox, 7.d5 c6 |
| 8. E Krivoborodov vs A Bachmann |
| 1-0 | 44 |
2001 |
WYB12 | B00 Uncommon King's Pawn Opening |
| 9. E Schiller vs A Bachmann |
| 1-0 | 55 |
2003 |
Dos Hermanas Qualifier | D05 Queen's Pawn Game |
| 10. A Bachmann vs Bu Xiangzhi |
| 0-1 | 36 |
2004 |
36th Olympiad | B23 Sicilian, Closed |
| 11. V Georgiev vs A Bachmann |
| 1-0 | 37 |
2004 |
36th Olympiad | B38 Sicilian, Accelerated Fianchetto, Maroczy Bind, 6.Be3 |
| 12. F Eid vs A Bachmann |
| ½-½ | 40 |
2004 |
36th Olympiad | B06 Robatsch |
| 13. A Bachmann vs P Ricardi |
| 0-1 | 71 |
2004 |
36th Olympiad | B53 Sicilian |
| 14. E Cordova vs A Bachmann |
| 0-1 | 55 |
2004 |
36th Olympiad | D24 Queen's Gambit Accepted |
| 15. S Khamdamov vs A Bachmann |
| 1-0 | 36 |
2004 |
36th Olympiad | D20 Queen's Gambit Accepted |
| 16. A Bachmann vs D K Johansen |
| ½-½ | 17 |
2004 |
36th Olympiad | B00 Uncommon King's Pawn Opening |
| 17. A Bachmann vs B Gonzalez |
| 1-0 | 38 |
2004 |
36th Olympiad | B25 Sicilian, Closed |
| 18. A Bachmann vs S Maduro |
 | 1-0 | 23 |
2004 |
36th Olympiad | A01 Nimzovich-Larsen Attack |
| 19. C Davila vs A Bachmann |
| 1-0 | 32 |
2004 |
36th Olympiad | D27 Queen's Gambit Accepted, Classical |
| 20. A Bachmann vs N Doghri |
| 1-0 | 45 |
2004 |
36th Olympiad | B24 Sicilian, Closed |
| 21. A Bachmann vs Leitao |
| ½-½ | 40 |
2005 |
American Continental Championship | B85 Sicilian, Scheveningen, Classical |
| 22. M Lapcevic vs A Bachmann |
| 1-0 | 38 |
2005 |
BELFORT YWCC Boys Under 16 | D26 Queen's Gambit Accepted |
| 23. G Mazziotti-Irigoyen vs A Bachmann |
| 0-1 | 32 |
2005 |
American Continental Championship | B40 Sicilian |
| 24. A Bachmann vs S Mareco |
| ½-½ | 80 |
2005 |
American Continental Championship | B30 Sicilian |
| 25. C Vernay vs A Bachmann |
| 0-1 | 66 |
2005 |
BELFORT YWCC Boys Under 16 | D26 Queen's Gambit Accepted |