HODL15Capital listed the top 10 companies globally that held bitcoin as of June 22, including: BlackRock (IBIT): 305,614 BTC Grey release (GBTC): 277,067 BTC; MicroStrategy (MSTR): 226,331 BTC Fidelity (FBTC): 167,375 BTC; Tether: 75,354 BTC; ARK 21Shares Bitcoin ETF (ARKB): 46,335 BTC.