40 years Bjorn Phau Open prize purse will be increased by $ 28.1m . The total prize money at the U.S. Open will top $ 25m . Bonus prize money could leave a potential grand total of more than $ 2m . The top three men 's and top three women 's finishers in the Emirates Airline U.S. Open Series will be awarded an additional bonus prize of up to $ 1m at the end of the grand slam , provided they earn points in at least two series events . The prizes awarded will continue to be equal for both men and women .
40 years Bjorn Phau Open prize purse will be increased by $ 28.1m . The total prize money at the U.S. Open will top $ 25m . Bonus prize money could leave a potential grand total of more than $ 2m . The prizes awarded will continue to be equal for both men and women .