Not a recent list but US Government large holder of Bitcoin ..
Here are the top ten people/institutions that held a large number of Bitcoins over time: 1. Satoshi Nakamoto 2. Bulgaria 3. BitFinex 4. The FBI 5. The Winklevoss Twins 6. Garvin Andresen 7. Roger Ver 8. Barry Silbert 9. Charlie Shrem 10. Tony Gallippi