| 1543.6 | 1543.6 | 32 | 32 | Mathebola, L (Letlhogonolo) | | NCF | 1474.1 | 1474.9 | 2026 Northern Cape Open Chess Championship (A) | 5 | 2026-04-18 | S | B | 0 | 0.54 | -0.54 | -16.2 | 0.54 | -0.54 | -17.2 |
| 1445.8 | 1440.3 | 20 | 20 | Mathebola, L (Letlhogonolo) | | NCF | 1451.1 | 1461.1 | 2025 KCC School Holiday Tournament 3.0 (Queens) | 4 | 2025-10-07 | S | B | 1 | 0.45 | 0.55 | 9.2 | 0.43 | 0.57 | 11.4 |
| 1459.2 | 1459.9 | 20 | 20 | Mathebola, L (Letlhogonolo) | | NCF | 1386.2 | 1391.9 | 2025 Frances Baard Closed Chess Championship (U16) | 5 | 2025-04-12 | S | W | 0.5 | 0.63 | -0.13 | -2.2 | 0.62 | -0.12 | -2.4 |
| 1453.5 | 1453.1 | 20 | 20 | Mathebola, L (Letlhogonolo) | | NCF | 1326.5 | 1346.5 | 2025 Frances Baard Schools Chess Open 3.0 (U15) | 5 | 2025-03-01 | S | W | 0 | 0.69 | -0.69 | -11.6 | 0.67 | -0.67 | -13.4 |
