| 1664.7 | 1376 | 20 | 20 | Van Der Merwe, O (Oliver) | | WEG | 1568.3 | 1315.9 | HCPS Invitational Rapid Tournament 2025 (U11) | 4 | 2025-10-18 | R | W | 1 | 0.65 | 0.35 | 3.8 | 0.61 | 0.39 | 7.8 |
| 1576.6 | 1578.7 | 20 | 20 | Van Der Merwe, O (Oliver) | | WEG | 1521.8 | 1559.9 | George Schools Chess Trials 3 2025 (U11 Boys) | 3 | 2025-03-01 | S | B | 0.5 | 0.52 | -0.02 | -0.3 | 0.48 | 0.02 | 0.4 |
| 1537 | 1534.8 | 20 | 20 | Van Der Merwe, O (Oliver) | | WEG | 1515.7 | 1523.8 | George Schools Chess Trials 1 2025 (U11 Boys) | 4 | 2025-02-01 | S | B | 1 | 0.48 | 0.52 | 8.6 | 0.47 | 0.53 | 10.6 |
| 1453.7 | 1457.9 | 20 | 20 | Van Der Merwe, O (Oliver) | | WEG | 1368.9 | 1371.4 | Eden Trials 2+3 2023 (U10) | 3 | 2023-04-15 | S | B | 1 | 0.56 | 0.44 | 7.3 | 0.56 | 0.44 | 8.8 |
| 1435.2 | 1429.1 | 20 | 20 | Van Der Merwe, O (Oliver) | | WEG | 1362.3 | 1364.9 | Eden Trails 1 2023 (U9 Boys) | 5 | 2023-03-11 | S | B | 1 | 0.54 | 0.46 | 7.6 | 0.53 | 0.47 | 9.4 |
