* Satoshi Nakamoto's ownership is pegged at 1.5 mln bitcoins
* Chamath Palihapitiya and Social Capital own "about 5% of all bitcoins out there", so 600,000 BTC as of today http://thisweekinstartups.com/chamath-palihapitiya-david-eun...
* Winklevoss twins have disclosed ownership of roughly 200,000 BTC when filing for a Bitcoin ETF https://www.coindesk.com/winklevoss-twins-plan-nasdaq-listin...