Top #bitcoin holders: 1. Coinbase: ~950K 2. Libby: ~690K 3. Grayscale: ~390K 4. Bitfinex: ~257K 5. U.S. Gov: ~216K 6. Blackrock: ~203K 7. Microstrategy: ~200K 8. Robinhood: ~140K 9. Mt. Gox: ~138K 10. OKX: ~132K 11. Fidelity: ~132K 12. Gemini: ~93K 13. Kraken: ~81K