
Forbes states that Perenna Kei holds an 85% stake in Logan Property through various companies and family trusts, with a net worth of $1.3 billion (approximately HK$10.1 billion), ranking 1,284th on the list.
Facebook Propels WhatsApp Founder onto the List
The 39 youngest billionaires on the list have a combined net worth of $115.7 billion (approximately HK$897.7 billion). Of this, 42% is held by former (early founder Sean Parker), current (Mark Zuckerberg), and future (WhatsApp founder Jan Koum) members of Facebook, demonstrating how this world's largest social networking site is creating a new generation of billionaires. Jan Koum, who is set to join the Facebook board, has a net worth of $6.8 billion (approximately HK$52.8 billion) and ranks 202nd.





