| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 1. O Sagalchik vs A Root |
| 1-0 | 17 | 1994 | United States Championship (Women) | A90 Dutch |
| 2. O Sagalchik vs I Levitina |
| 0-1 | 48 | 1994 | United States Championship (Women) | A90 Dutch |
| 3. V Dimitrijevic vs O Sagalchik |
| 0-1 | 42 | 1994 | United States Championship (Women) | B23 Sicilian, Closed |
| 4. O Sagalchik vs G L Langan |
| 0-1 | 50 | 1994 | United States Championship (Women) | D10 Queen's Gambit Declined Slav |
| 5. A Belakovskaia vs O Sagalchik |
| 1-0 | 80 | 1994 | United States Championship (Women) | A45 Queen's Pawn Game |
| 6. O Sagalchik vs B Marinello |
| 1-0 | 53 | 1994 | United States Championship (Women) | E80 King's Indian, Samisch Variation |
| 7. J Tverskaya vs O Sagalchik |
| ½-½ | 57 | 1994 | United States Championship (Women) | B84 Sicilian, Scheveningen |
| 8. O Sagalchik vs S Burtman |
| ½-½ | 47 | 1994 | United States Championship (Women) | D02 Queen's Pawn Game |
| 9. A J Steigman vs O Sagalchik |
| 0-1 | 48 | 1996 | National Open | A07 King's Indian Attack |
| 10. T Kaiser vs O Sagalchik |
| 1-0 | 28 | 1996 | National Open | A46 Queen's Pawn Game |
| 11. O Sagalchik vs R Sherman |
| ½-½ | 24 | 1996 | National Open | D86 Grunfeld, Exchange |
| 12. C Airapetian vs O Sagalchik |
  | 0-1 | 25 | 1999 | United States Womens Championship | B28 Sicilian, O'Kelly Variation |
| 13. O Sagalchik vs I Foygel |
| 0-1 | 37 | 2000 | 50th New Hampshire Open | A44 Old Benoni Defense |
| 14. O Sagalchik vs M J La Rocca |
| 0-1 | 29 | 2000 | 50th New Hampshire Open | D09 Queen's Gambit Declined, Albin Counter Gambit, 5.g3 |
| 15. S H Airapetian vs O Sagalchik |
| 1-0 | 62 | 2000 | United States Championship (Women) | B50 Sicilian |
| 16. O Sagalchik vs Y Gorlin |
| 0-1 | 33 | 2000 | United States Championship (Women) | A18 English, Mikenas-Carls |
| 17. K Baginskaite vs O Sagalchik |
| 1-0 | 33 | 2000 | United States Championship (Women) | D09 Queen's Gambit Declined, Albin Counter Gambit, 5.g3 |
| 18. O Sagalchik vs A Hahn |
| ½-½ | 46 | 2000 | United States Championship (Women) | A40 Queen's Pawn Game |
| 19. E Epstein vs O Sagalchik |
| 0-1 | 40 | 2000 | United States Championship (Women) | B01 Scandinavian |
| 20. O Sagalchik vs J Shahade |
| ½-½ | 45 | 2000 | United States Championship (Women) | B76 Sicilian, Dragon, Yugoslav Attack |
| 21. S Burtman vs O Sagalchik |
| 0-1 | 34 | 2000 | United States Championship (Women) | D09 Queen's Gambit Declined, Albin Counter Gambit, 5.g3 |
| 22. E Groberman vs O Sagalchik |
| 1-0 | 37 | 2000 | United States Championship (Women) | B43 Sicilian, Kan, 5.Nc3 |
| 23. O Sagalchik vs J Frenklakh |
| 1-0 | 46 | 2000 | United States Championship (Women) | D35 Queen's Gambit Declined |
| 24. I Golyak vs O Sagalchik |
| ½-½ | 15 | 2001 | 102nd US Open | D00 Queen's Pawn Game |
| 25. O Sagalchik vs T Karatekin |
| 0-1 | 46 | 2001 | 102nd US Open | A57 Benko Gambit |
Kibitzing
