Former water polo coach at Parktown Boys' High Collan Rex. Picture: Itumeleng English/African News Agency (ANA)

Johannesburg - The High Court sitting at the Palm Ridge Magistrate's Court has postponed pre-sentencing proceedings in the case of former Parktown Boys High School water polo coach, Collan Rex, to Thursday.

On Monday, the court heard that the probation officer's report still needed to be finalised.

Rex was found guilty of 144 counts of sexual assault charges and 12 of assault on Friday.

State prosecutor Arveena Persad said the victim impact statements had been handed to the probation officer but the report will only be ready on Thursday.

Rex pleaded guilty to 144 charges of sexually assaulting 12 schoolboys between 2015 and 2016.

African News Agency/ANA