| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 26. S Prior vs D Opasiak |
| 1-0 | 28 | 2015 | London Chess Classic Open | A20 English |
| 27. P Mulay vs S Prior |
| ½-½ | 33 | 2015 | London Chess Classic Open | C28 Vienna Game |
| 28. S Prior vs M Chen |
| 0-1 | 43 | 2015 | London Chess Classic Open | A13 English |
| 29. S Prior vs Deepan Chakkravarthy J |
| 0-1 | 88 | 2016 | London Chess Classic Open | A45 Queen's Pawn Game |
| 30. J de Lagontrie vs S Prior |
| ½-½ | 65 | 2016 | London Chess Classic Open | E46 Nimzo-Indian |
| 31. S Prior vs O Solli |
| 1-0 | 34 | 2016 | London Chess Classic Open | D02 Queen's Pawn Game |
| 32. A Bukojemski vs S Prior |
| 1-0 | 64 | 2016 | London Chess Classic Open | B18 Caro-Kann, Classical |
| 33. S Prior vs T Rushbrooke |
| 1-0 | 69 | 2016 | London Chess Classic Open | A80 Dutch |
| 34. A Stephan vs S Prior |
| 1-0 | 31 | 2016 | London Chess Classic Open | A17 English |
| 35. S Prior vs H Cordes |
| ½-½ | 58 | 2016 | London Chess Classic Open | D02 Queen's Pawn Game |
| 36. Tawin Matthew Nunbhakdi vs S Prior |
| 0-1 | 53 | 2016 | London Chess Classic Open | E11 Bogo-Indian Defense |
| 37. R Bates vs S Prior |
| 1-0 | 78 | 2025 | 4NCL 2024/25 | E16 Queen's Indian |
| 38. S Prior vs P Lalic |
| 0-1 | 44 | 2025 | London Chess League FIDE Congress | C75 Ruy Lopez, Modern Steinitz Defense |
Kibitzing
