| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 26. S Djuric vs J Kozlovic |
| 0-1 | 35 | 2025 | HIT Open-A | A13 English |
| 27. J Kozlovic vs L Belyaletdinov |
| 0-1 | 50 | 2025 | HIT Open-A | B13 Caro-Kann, Exchange |
| 28. A Keber vs J Kozlovic |
| ½-½ | 24 | 2025 | HIT Open-A | E11 Bogo-Indian Defense |
| 29. J Kozlovic vs A R Ilamparthi |
| 0-1 | 38 | 2025 | World Junior Championship | B30 Sicilian |
| 30. P D Peglau vs J Kozlovic |
| 0-1 | 36 | 2025 | World Junior Championship | D30 Queen's Gambit Declined |
| 31. J Kozlovic vs N Vukasinovic |
| 1-0 | 62 | 2025 | World Junior Championship | D06 Queen's Gambit Declined |
| 32. H Chen vs J Kozlovic |
| ½-½ | 37 | 2025 | World Junior Championship | D34 Queen's Gambit Declined, Tarrasch |
| 33. J Kozlovic vs S Aswath |
| 0-1 | 41 | 2025 | World Junior Championship | C02 French, Advance |
| 34. J Kozlovic vs C Colbow |
| 1-0 | 38 | 2025 | World Junior Championship | B52 Sicilian, Canal-Sokolsky (Rossolimo) Attack |
| 35. S Tadic vs J Kozlovic |
| 1-0 | 47 | 2025 | World Junior Championship | D34 Queen's Gambit Declined, Tarrasch |
| 36. S Lamaze vs J Kozlovic |
| 1-0 | 78 | 2025 | World Junior Championship | D11 Queen's Gambit Declined Slav |
| 37. J Kozlovic vs D Nunez Gregoire |
| 1-0 | 69 | 2025 | World Junior Championship | C80 Ruy Lopez, Open |
| 38. A B Kvaloy vs J Kozlovic |
| 1-0 | 49 | 2025 | World Junior Championship | D30 Queen's Gambit Declined |
| 39. J Kozlovic vs M Weidenhoefer |
| 1-0 | 65 | 2025 | World Junior Championship | B13 Caro-Kann, Exchange |
Kibitzing
