BlackRock’s IBIT buys 1,810 Bitcoin worth $209.2M on Sept. 16 19 сентября 2025 Key Takeaways BlackRock's Bitcoin ETF, IBIT, purchased 1,810 Bitcoin on September 16. The value of this purchase amounts to $209.2 million. BlackRock’s Bitcoin ETF IBIT purchased 1,810 Bitcoin worth $209.2 million on Sept. 16. The acquisition represents continued institutional investment in the leading digital asset through the exchange-traded fund vehicle.