| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 26. A Kosikov vs L Zaid |
| ½-½ | 50 | 1977 | Stein Memorial | B22 Sicilian, Alapin |
| 27. A Kosikov vs B Vorobets |
| 1-0 | 45 | 1977 | Stein Memorial | C48 Four Knights |
| 28. A Kosikov vs V Buturin |
| 0-1 | 41 | 1977 | Stein Memorial | B22 Sicilian, Alapin |
| 29. A Kosikov vs G Goldshtein |
| 1-0 | 45 | 1977 | Stein Memorial | C41 Philidor Defense |
| 30. Y Simkin vs A Kosikov |
| 1-0 | 37 | 1977 | Stein Memorial | E16 Queen's Indian |
| 31. A Kosikov vs V Fedorov |
| ½-½ | 36 | 1977 | Trade Unions Team Championship | C45 Scotch Game |
| 32. A Kosikov vs S Shushkovsky |
| 1-0 | 13 | 1978 | Avangard Championship | B06 Robatsch |
| 33. N Rashkovsky vs A Kosikov |
| 1-0 | 26 | 1978 | USSR | D14 Queen's Gambit Declined Slav, Exchange Variation |
| 34. V Zheliandinov vs A Kosikov |
| 0-1 | 24 | 1978 | Ukrainian Championship | D15 Queen's Gambit Declined Slav |
| 35. K Lerner vs A Kosikov |
| ½-½ | 42 | 1978 | Ukrainian Championship | A28 English |
| 36. A Kosikov vs Y Nikolaevsky |
| ½-½ | 46 | 1978 | Ukrainian Championship | B08 Pirc, Classical |
| 37. A Kosikov vs V Grokhotov |
| 0-1 | 28 | 1978 | Ukrainian Championship | B22 Sicilian, Alapin |
| 38. V Eingorn vs A Kosikov |
| 1-0 | 38 | 1978 | Ukrainian Championship | D11 Queen's Gambit Declined Slav |
| 39. A Kosikov vs L Zaid |
| 1-0 | 33 | 1978 | Ukrainian Championship | B22 Sicilian, Alapin |
| 40. S Palatnik vs A Kosikov |
| 0-1 | 62 | 1978 | Ukrainian Championship | A54 Old Indian, Ukrainian Variation, 4.Nf3 |
| 41. I Foygel vs A Kosikov |
| ½-½ | 61 | 1978 | Ukrainian Championship | C04 French, Tarrasch, Guimard Main line |
| 42. Z Gofshtein vs A Kosikov |
| 1-0 | 93 | 1978 | Ukrainian Championship | D18 Queen's Gambit Declined Slav, Dutch |
| 43. V Chekhov vs A Kosikov |
 | 0-1 | 54 | 1978 | 46th URS-ch selection | A28 English |
| 44. A Kosikov vs I Ivanov |
| 1-0 | 68 | 1978 | 46th URS-ch selection | B30 Sicilian |
| 45. A Kosikov vs Kholmov |
| ½-½ | 37 | 1978 | 46th URS-ch selection | B17 Caro-Kann, Steinitz Variation |
| 46. A Kosikov vs Gavrikov |
| 1-0 | 70 | 1978 | 46th URS-ch selection | B40 Sicilian |
| 47. A Kosikov vs Y Nikolaevsky |
| 0-1 | 47 | 1978 | 46th URS-ch selection | B08 Pirc, Classical |
| 48. A Kosikov vs G Khodos |
| 1-0 | 30 | 1978 | 46th URS-ch selection | B40 Sicilian |
| 49. V Peresipkin vs A Kosikov |
| ½-½ | 30 | 1978 | 46th URS-ch selection | C10 French |
| 50. V Gusev vs A Kosikov |
| 0-1 | 30 | 1978 | 46th URS-ch selection | B02 Alekhine's Defense |
Kibitzing
