BlackRock Acquires Over $1.2 Billion in Bitcoin via IBIT ETF Across 20 Trading Days
BlackRock's spot Bitcoin ETF has accumulated $1.218 billion worth of Bitcoin over a 20-day period, lifting the fund's total holdings above 786,000 BTC.
Data from SoSoValue shows that BlackRock's iShares Bitcoin Trust (IBIT) acquired approximately $1.218 billion worth of Bitcoin across 20 stock-trading days between August 20 and September 15, 2026. This pushed IBIT's net assets to roughly $62.22 billion. Since August 26, the fund logged seven days of inflows totaling $1.515 billion against six days of outflows totaling $297.8 million, bringing BlackRock's holdings to 786,654 BTC.
The overall US spot Bitcoin ETF sector recorded net inflows of $956.71 million over the same 20-day window, bringing aggregate net assets to $100.09 billion. Daily cash flows across the sector closely mirrored movements in IBIT.
This institutional accumulation took place alongside a 20.78% increase in Bitcoin's price over the past 30 days, trading near $76,330. In the 24 hours leading up to publication, daily trading volume rose by 28.69% to reach $32.38 billion.
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