| 1864.9 | 1863.7 | 20 | 20 | Shapiro, M (Matthew) | JM | WCT | 1700.1 | 1691.9 | South African Junior Closed Chess Championships 2025 (U14 Open) | 3 | 2025-04-01 | S | B | 0.5 | 0.65 | -0.15 | -3 | 0.66 | -0.16 | -3.2 |
| 1855.3 | 1855.3 | 20 | 20 | Shapiro, M (Matthew) | | WCT | 1712.3 | 1701.1 | Cape Town Open Chess Festival 2025 (A) | 1 | 2025-03-22 | S | B | 1 | 0.62 | 0.38 | 7.1 | 0.64 | 0.36 | 7.2 |
| 1855.3 | 1855.3 | 20 | 20 | Shapiro, M (Matthew) | | WCT | 1712.3 | 1701.1 | CT Metro Schools Individual Closed 2025 (U15 Open) | 6 | 2025-03-02 | S | W | 0 | 0.71 | -0.71 | -12.1 | 0.72 | -0.72 | -14.4 |
| 1838.8 | 1831.6 | 20 | 20 | Shapiro, M (Matthew) | | WCT | 1731.4 | 1712 | 2nd Strategize To Win Round-Robin Tournament ACL 2024 (A) | 5 | 2024-12-07 | S | B | 1 | 0.58 | 0.42 | 7.3 | 0.6 | 0.4 | 8 |
| 1724.8 | 1740.5 | 20 | 20 | Shapiro, M (Matthew) | | WCT | 1723.4 | 1697.1 | South African Junior Closed Chess Championship 2024 (U14 Open) | 7 | 2024-04-30 | S | B | 0 | 0.46 | -0.46 | -9.2 | 0.51 | -0.51 | -10.2 |
| 1724.8 | 1740.5 | 20 | 20 | Shapiro, M (Matthew) | | WCT | 1723.4 | 1697.1 | Western Cape PS Individuals Championship 2024 (U13 Boys) | 6 | 2024-05-05 | S | B | 0.5 | 0.46 | 0.04 | 0.7 | 0.51 | -0.01 | -0.2 |
| 1718.1 | 1734.1 | 20 | 20 | Shapiro, M (Matthew) | | WCT | 1593.8 | 1569.8 | Strategize to Win 2024 (A) | 3 | 2024-04-13 | S | B | 0 | 0.6 | -0.6 | -10.4 | 0.65 | -0.65 | -13 |
| 1649.2 | 1625.8 | 20 | 20 | Shapiro, M (Matthew) | | WCT | 1587.7 | 1531.4 | GPCA Rapid 2023 (U14) | 7 | 2023-06-24 | R | B | 1 | 0.53 | 0.47 | 5.1 | 0.57 | 0.43 | 8.6 |
| 1551.2 | 1443.5 | 20 | 20 | Shapiro, M (Matthew) | | WCT | 1490.3 | 1460.7 | Cape Town Metro Schools Chess Closed Individuals 2023 (U13 Boys) | 5 | 2023-03-04 | S | B | 1 | 0.53 | 0.47 | 7.8 | 0.44 | 0.56 | 11.2 |
| 1499.3 | 1408.9 | 20 | 20 | Shapiro, M (Matthew) | | WCT | 1512.9 | 1476.7 | Cape of Good Hope Open 2023 (Advanced) | 5 | 2023-01-29 | S | B | 0 | 0.44 | -0.44 | -7.7 | 0.38 | -0.38 | -7.6 |
| 1602.3 | 1569.8 | 20 | 20 | Shapiro, M (Matthew) | | WCT | 1527 | 1486.1 | ACL Matrix FM Invitational 2022 (Challengers) | 6 | 2022-06-12 | S | B | 0 | 0.55 | -0.55 | -10.3 | 0.56 | -0.56 | -11.2 |
| 1563.3 | 1527.1 | 20 | 20 | Shapiro, M (Matthew) | | WCT | 1503.6 | 1466.2 | Metro WP Schools Chess Trials 2022 (U11 Boys) | 5 | 2022-04-23 | S | B | 1 | 0.53 | 0.47 | 7.8 | 0.53 | 0.47 | 9.4 |
| 1327 | 1236.1 | 20 | 20 | Shapiro, M (Matthew) | | WCT | 1374.5 | 1387.4 | 2019 GPCA Rapid (U10) | 6 | 2019-06-29 | R | W | 1 | 0.49 | 0.51 | 4.8 | 0.37 | 0.63 | 12.6 |
| 1182.3 | 1200 | 20 | 20 | Shapiro, M (Matthew) | | WCT | 1182.2 | 1178.4 | ACL Chess Festival 2018 (U10) | 1 | 2018-10-07 | R | W | 1 | 0.54 | 0.46 | 6.1 | 0.57 | 0.43 | 8.6 |
