Currently, BlackRock holds 588,700 Bitcoins, and MicroStrategy holds 553,500 BTC. The total holdings of the two have surpassed Satoshi Nakamoto, while MicroStrategy is only 35,200 BTC. According to MicroStrategy's recent buying speed, its holdings are expected to surpass BlackRock this year and become the largest holding institution in Bitcoin. Now the Bitcoin market is decided by these two giants.