US Spot Bitcoin ETFs Draw Record $2.386 Billion Weekly Inflows
Key Facts
US Spot Bitcoin ETFs recorded net inflows of $2.386 billion during the week of September 21-25. TokenPost reported that these inflows represent the highest weekly intake in nearly a year, driven by strong institutional demand for Bitcoin investment vehicles.
BlackRock's IBIT fund led the group with a total of $1.158 billion in weekly inflows. Regarding related equity performance, BlackRock stock (BLK) closed at $1086.31 on September 25, 2026, after trading between a day low of $1066.53 and a high of $1087.83.
Latest Updates · 8
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Update: MicroStrategy announced the acquisition of an additional 1,665 BTC for approximately $142.7 million between September 21 and September 27, 2026. The purchase was executed at an average price of $85,681 per Bitcoin, further increasing the company's holdings amid sustained institutional momentum in the market.
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Update: Bitcoin closed above its 50-week moving average for the first time since November 2025. The $82,500 level is now identified as a key test for the sustainability of this technical breakout.
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Update: US spot Ether ETFs also recorded net inflows of $689.88 million during the week ending September 25, 2026. This data confirms the broader positive momentum across cryptocurrency-linked exchange-traded products during the period.
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Update: Bitcoin price closed the week ending September 27, 2026, at $84,467, marking its highest weekly finish in eight months. Following this peak, the price retreated by 1.5% during trading on Monday, September 28, 2026.
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Update: These strong weekly inflows helped reverse the negative flow balance recorded by the Bitcoin ETF sector since the start of 2026. This shift marks a significant milestone for the sector's year-to-date financial trajectory.
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Update: On-chain data shows the Bitcoin short-term holder MVRV ratio has reached 1.15. This indicates an average unrealized profit of 15% as the market price moved above the group's $73,100 cost basis.
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Update: Bitcoin price is facing a pivotal level at $85,131.78 as of September 28, 2026. This level could determine whether the cryptocurrency enters a price correction phase or continues its rally toward the $100,000 target.
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Update: The recent surge in weekly inflows has pushed the total year-to-date flows for US spot Bitcoin ETFs back into positive territory for 2026. This momentum has effectively erased previous cumulative outflows recorded earlier this year.