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Bitcoin ETFs Surge: Record Inflows Push Holdings to New Highs in July

By DarshitaNewcomer0 rep· 9/17/2025
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Bitcoin exchange-traded products (ETPs) globally experienced a significant surge in inflows last week, marking the strongest weekly intake since July 22. This renewed investor interest has propelled the combined holdings of U.S. spot Bitcoin ETFs to a new all-time high, surpassing previous records.

 

Key Takeaways

  • Bitcoin ETPs saw net inflows of 20,685 BTC last week, with U.S. ETFs accounting for nearly 97% of this.

  • The inflows are attributed to increased investor risk appetite, driven by expectations of interest rate cuts and a flurry of crypto-related IPOs.

  • Fidelity's FBTC product led the demand, securing $843 million in net inflows.

  • Despite strong inflows, Bitcoin's realized and implied volatility remain historically low.

 

Surge in Demand

Global Bitcoin exchange-traded products (ETPs) recorded net inflows of 20,685 BTC in the past week, the highest since July 22, according to K33 Research. This surge has pushed the total holdings of U.S. spot Bitcoin ETFs to 1.32 million BTC, exceeding the previous peak set on July 30. U.S. Bitcoin ETF products were the primary drivers, contributing approximately 97% of the total inflows.

 

Investor Sentiment and Market Drivers

Analysts suggest that Bitcoin ETF inflows are a key determinant of Bitcoin's performance, with the percentage share of Bitcoin's performance explained by ETP flows reaching a new all-time high. There appears to be a rotation of capital from Ethereum ETFs back into Bitcoin. Over the last week, Bitcoin ETF inflows outpaced new supply growth by a factor of 8.93, providing a significant tailwind for Bitcoin's recent price action. In the past 30 days, investors have accumulated around 22,853 BTC through various products, surpassing the new supply of 14,056 BTC.

 

Fidelity Leads the Pack

Fidelity's FBTC product was a major contributor to the increased demand, attracting $843 million in net inflows, which represents 36% of the total $2.34 billion recorded across all Bitcoin ETFs. This marks an 18-month high for the fund. While soft inflation data and expectations of rate cuts are considered key drivers, analysts also noted that the rise in risk appetite was bolstered by significant crypto-related IPOs and announcements.

 

Low Volatility Amidst Inflows

Despite the strong inflows, analysts from K33 Research observed that overall activity remains tepid, and volatility is historically low. Bitcoin's seven-day volatility hit yearly lows of less than 0.7% last week before a modest increase as prices rose above $115,000. This marks the second-longest stretch of below 1.3% seven-day volatility this year. Bitcoin's implied volatility, derived from options data, also remains near a multi-year low, suggesting mixed directional signals due to muted trading activity and high offshore leverage.

 

Sources

This article was created with support from AI-driven technology, drawing on multiple reputable sources. The final content has been thoroughly reviewed and edited by BlockzHub's editorial team to ensure accuracy, clarity, and coherence. Original reporting sources are credited whenever appropriate and as required. The opinions expressed in this article do not necessarily represent the official views or positions of BlockzHub. This article is intended for informational purposes only and should not be considered financial or professional advice. Investing involves risk, and you should consult a qualified financial advisor before making any investment decisions.

 

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Bitcoin ETFs Surge: Record Inflows Push Holdings to New Highs in July | BlockzHub