Using the proceeds from his serendipitous overstock transaction and after selling his ski shops, he went on to found the athletic equipment closeout company KPR sports - named after his parents' initials - which bought and sold over-stock name brand merchandise.[9] In 1993, the year Rubin turned 21, KPR reached $1 million in annual sales;[10] by 1995, KPR reached $50 million in sales.[9] In 1995, Rubin purchased 40% of the women's athletic shoe manufacturer Ryka.[9]