· dirk ziff and his brothers robert and daniel inherited a fortune from their grandfather who cofounded publishing company ziff davis in 1927. Ziff and his brothers daniel and robert inherited the family fortune in 1994 after their father sold 95% of the business to forstmann little for $1. 4 billion and retired. · he inherited a family fortune in 1994 alongside his brothers robert and daniel after their father sold 95% of ziff davis to forstmann little for $1. 4 billion and retired. · how much is the net worth of dirk edward ziff ? This significant wealth is primarily attributed to his successful career in the finance industry and his numerous investments. Investments and inheritance are the main sources of ziff’s fortune. · dirk ziff and his brothers robert and daniel inherited a fortune from their grandfather, who cofounded publishing company ziff davis in 1927. The brothers late father built up ziff. Is dirk ziff still in business? The brothers’ late father built up ziff davis publisher of pc magazine and car and driver and sold the company for $1. 4 billion in 1994. The brothers late father built up ziff davis , publisher of pc magazine and car and driver, and sold the company for $1. 4 billion in 1994. Does dirk ziff own a hedge fund? · as of 2025, dirk ziff ’s current net worth is estimated to be around $1. 5 billion, according to the latest available information. What is the net worth of the ziff family? It has been estimated by authoritative sources that the overall size of his wealth is as much as $4. 8 billion, as of the data given in late 2017.