| 1109.8 | 1137.2 | 20 | 20 | Huisamen, D (De Villiers) | | GSV | 1005.9 | 1027.7 | 2018 Sedibeng Summer Open (D) | 4 | 2018-10-20 | S | W | 0.5 | 0.66 | -0.16 | -2.7 | 0.67 | -0.17 | -3.4 |
| 974.5 | 976.2 | 20 | 20 | Huisamen, D (De Villiers) | | GSV | 918.3 | 931.3 | Heidelberg Skaak Klub 2018 (Team 4) | 2 | 2018-05-05 | S | W | 0.5 | 0.61 | -0.11 | -1.8 | 0.59 | -0.09 | -1.8 |
| 781 | 781 | 20 | 20 | Huisamen, D (De Villiers) | | GSV | 752 | 752 | Sedibeng On Vaal 2016 (C) | 4 | 2016-05-21 | S | B | 1 | 0.54 | 0.46 | 7.6 | 0.46 | 0.54 | 10.8 |
| 539 | 539 | 20 | 20 | Huisamen, D (De Villiers) | | GSV | 508 | 508 | Vaal River Chess Club Open 2015 (D) | 2 | 2015-01-31 | S | B | 0 | 0.54 | -0.54 | -9 | -0.54 | 0.54 | 10.8 |
