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Bitcoin Spot ETFs Register $363 Million Outflow Amid Market Concerns

Bitcoin spot ETFs face substantial outflows during the week of September 22-26, 2025, but BlackRock’s IBIT ETF stands out with a $174 million weekly inflow, maintaining strong historical growth.

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Summary

Bitcoin spot ETFs saw a $903 million net outflow between September 22 and 26, 2025. BlackRock's IBIT ETF posted a $174 million inflow, bringing its historical total to $60.82 billion. Meanwhile, Fidelity's FBTC experienced the largest outflow of $738 million, and Ark Invest’s ARKB had $123 million in outflows. The combined net asset value of Bitcoin spot ETFs is $143.56 billion, representing 6.59% of Bitcoin's total market cap.

Terms & Concepts
  • Bitcoin Spot ETF: An exchange-traded fund that directly holds Bitcoin, allowing investors to gain exposure to the cryptocurrency without owning it directly.
  • Outflow: A net withdrawal of funds from an investment vehicle, indicating that investors are selling or redeeming their holdings.
  • Inflow: A net addition of funds into an investment vehicle, indicating that investors are purchasing or adding to their holdings.