$500 thousand was Kovalev' purse, but half goes right off the top for taxes.
Trainer's standard rate of 10%.
His manager gets a cut.
He took home $125 thousand, a quarter of his check.


I remember Buster Douglas' interview on Howard Stern.
1.3 million purse.
After taxes and trainer/manager fees, expenses, return airfare to tokyo, hotel fare; he said he took home about 15 grand for knocking out Mike Tyson in the biggest upset in boxing history.