| 1229.3 | 1206.3 | 20 | 20 | Herselman, J (Jayden Daniel Ferdinand) | | FMB | 1338.1 | 1347.5 | Mangaung Metro Chess 6-7 February 2026 (B) | 2 | 2026-02-06 | S | W | 0 | 0.42 | -0.42 | -7.1 | 0.38 | -0.38 | -7.6 |
| 1230.4 | 1176.8 | 20 | 20 | Herselman, J (Jayden Daniel Ferdinand) | | FMB | 1215.2 | 1198.3 | Mzansi Interprovincial Youth Chess Championships 2024 (U12 Open Championship) | 7 | 2024-12-19 | S | W | 0 | 0.56 | -0.56 | -11.2 | 0.52 | -0.52 | -10.4 |
| 1150.2 | 1202.2 | 20 | 20 | Herselman, J (Jayden Daniel Ferdinand) | | | 1230 | 1232.7 | Mangaung Metro Chess 10 February 2024 (C) | 2 | 2024-02-10 | R | B | 0 | 0.37 | -0.37 | -4.7 | 0.42 | -0.42 | -8.4 |
| 1166.8 | 1240.7 | 20 | 20 | Herselman, J (Jayden Daniel Ferdinand) | | | 1220.7 | 1212.2 | Kings & Queens Chess 27 January 2024 (C) | 4 | 2024-01-27 | R | W | 0 | 0.48 | -0.48 | -6 | 0.57 | -0.57 | -11.4 |
| 1211.1 | 1214.8 | 20 | 20 | Herselman, J (Jayden Daniel Ferdinand) | | | 1200 | 1200 | Kings & Queens Chess 21 January 2023 (D) | 5 | 2023-01-21 | R | B | 1 | 0.47 | 0.53 | 6.7 | 0.48 | 0.52 | 10.4 |
