| 1419 | 1424.4 | 32 | 32 | Erasmus, M (Max) | | GJM | 1354 | 1337.6 | Ekurhuleni 1st Trial 2026 (C) | 5 | 2026-04-11 | S | B | 0 | 0.53 | -0.53 | -14.2 | 0.56 | -0.56 | -17.9 |
| 1419 | 1318.2 | 32 | 36 | Erasmus, M (Max) | | GJM | 1354 | 1313.7 | UJ Scholars 2nd Ed 2026 (U15) | 5 | 2026-05-02 | R | B | 0 | 0.53 | -0.53 | -10.3 | 0.46 | -0.46 | -16.7 |
| 1418.4 | 1426 | 32 | 32 | Erasmus, M (Max) | | GJM | 1383.7 | 1371.5 | 2026 KSNG Open Chess Tournament (C) | 3 | 2026-04-18 | S | W | 0.5 | 0.58 | -0.08 | -2.2 | 0.61 | -0.11 | -3.4 |
| 1417.1 | 1185.4 | 36 | 36 | Erasmus, M (Max) | | GJM | 1422 | 1225.4 | Chess Molecules Open Rapid 2026 (A) | 3 | 2026-03-21 | R | W | 0.5 | 0.54 | -0.04 | -0.8 | 0.5 | 0 | 0.2 |
| 1340.1 | 1223.7 | 20 | 20 | Erasmus, M (Max) | | GJM | 1300.9 | 1180.7 | East Rand Chess Club 2025 (B) | 3 | 2025-09-06 | R | W | 0 | 0.59 | -0.59 | -7.1 | 0.59 | -0.59 | -11.8 |
| 1340.1 | 1223.7 | 20 | 20 | Erasmus, M (Max) | | GJM | 1300.9 | 1180.7 | East Rand Chess Club 2025 (B) | 3 | 2025-09-06 | R | W | 0 | 0.59 | -0.59 | -7.1 | 0.59 | -0.59 | -11.8 |
| 1378.7 | 1336.8 | 20 | 20 | Erasmus, M (Max) | | GJM | 1380.1 | 1371.1 | Ekurhuleni Chess Open 2025 (C) | 4 | 2025-03-15 | S | W | 1 | 0.54 | 0.46 | 7.6 | 0.5 | 0.5 | 10 |
| 1378.7 | 1336.8 | 20 | 20 | Erasmus, M (Max) | | GJM | 1380.1 | 1371.1 | East Rand Chess Club Open 2025 (B) | 3 | 2025-03-01 | S | B | 1 | 0.46 | 0.54 | 9 | 0.42 | 0.58 | 11.6 |
| 1368.1 | 1315.9 | 20 | 20 | Erasmus, M (Max) | | GJM | 1248.1 | 1299.6 | Benoni High School Cluster 15Feb 2025 (U15 Boys) | 4 | 2025-02-15 | S | W | 0.5 | 0.68 | -0.18 | -3 | 0.56 | -0.06 | -1.2 |
| 1266.3 | 1218.4 | 20 | 20 | Erasmus, M (Max) | | GJM | 1261.5 | 1112.5 | Laerskool Midvaal Rapid 16 Nov 2024 (C) | 4 | 2024-11-16 | R | B | 1 | 0.46 | 0.54 | 6.5 | 0.58 | 0.42 | 8.4 |
