| 1403.3 | 1395.7 | 32 | 32 | Theron, T (Theart Machiel) | | GTP | 1362 | 1317 | Ekurhuleni 1st Trial 2026 (D U12) | 5 | 2026-04-11 | S | B | 1 | 0.51 | 0.49 | 13.1 | 0.55 | 0.45 | 14.4 |
| 1403.3 | 1395.7 | 32 | 32 | Theron, T (Theart Machiel) | | GTP | 1362 | 1317 | Ekurhuleni North District Individuals 2026 (U11 Boys) | 3 | 2026-05-09 | S | W | 1 | 0.59 | 0.41 | 10.9 | 0.63 | 0.37 | 11.7 |
| 1439.3 | 1441.7 | 20 | 20 | Theron, T (Theart Machiel) | | GTP | 1353.4 | 1344.7 | South African Open 2025 (U10 Open) | 3 | 2025-07-04 | S | B | 0 | 0.56 | -0.56 | -11.2 | 0.57 | -0.57 | -11.4 |
| 1229.9 | 1173 | 20 | 20 | Theron, T (Theart Machiel) | | GTP | 1139 | 1138.8 | EN Chess Club Winter Open 2024 (D) | 3 | 2024-06-29 | S | W | 1 | 0.65 | 0.35 | 5.8 | 0.58 | 0.42 | 8.4 |
