Justin Snaith scored a treble at Hollywoodbets Durbanville on Tuesday, while Glen Kotzen and Keagen de Melo both scored doubles.
Snaith is on 89 wins this season and has done it at a strike rate of 12.66%.
He is more than R4,4 million clear of second-placed Sean Tarry in the national trainers’ championship.
De Melo is now on 187 wins for the season at a strike rate of 21.01%.
He is 61 wins clear of second-placed Richard Fourie.
Kotzen is on 33 wins at 8.80%.