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- Zameer Attar
Zameer Attar
- Reviewed by:
๏ปฟAnjali BelgaumkarWriter by choice, CryptoCurrency Writer, and Researcher by chance. Currently, focusing on financial news and analysis, as well as cryptocurrency news and data. One may not call me a crypto โEnthusiastโ but trust me I'm getting there.
- Sep 16, 2025 06:59 UTC
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$3B in Bitcoin ETF Trading as Institutional Flows Hit 2025 Highs
BlackRock IBITโs led Bitcoin ETF with $261.82 million while BlackRock ETHA led Ethereum ETF with $363.19 million
Trading volume across all spot Bitcoin ETFs topped $3.03 billion as the trading price grows to $115,796
The total trading volume in Ethereum ETF reached $2.09 billion with net assets of $29.72 billion.
On September 15, spot Bitcoin ETFs recorded a strong inflow of $260.02 million on their sixth consecutive day of inflows. According to SoSoValue, Ethereum ETFs saw a total of $359.73 million, marking their 5th consecutive day of inflows.
Bitcoin ETF Breakdown
Bitcoin ETFs saw a net inflow of $260.02 million, led by BlackRock IBITโs $261.82 million. Fidelity FBTC also added $7.52 million, while Gryascale BTC and Franklin EZBC recorded $6.13 million and $3.34 million, respectively. Bitwise BITB is the only manager to record a net outflow of $18.81 million.
Overall, Trading volume across all spot Bitcoin ETFs topped $3.03 billion, signaling robust activity and growing institutional positioning. Net assets came in at $151.72 billion, representing 6.60% of the bitcoin market cap.
Ethereum ETF Breakdown
Spot Ethereum ETFs recorded a net inflow of $359.73 million. BlackRock ETHA led with $363.19 million, followed by Grayscale ETHEโs $10.00 million. The only ETF to record an outflow of $13.46 million is Fidelity FETH.
The total trading volume in Ethereum ETF reached $2.09 billion with net assets of $29.72 billion. This marks 5.46% of Ethereumโs market cap, slightly higher than the previous day’s records.
Market Context
Bitcoin is trading at $115,796 with a market cap of $2.306 trillion. Its daily trading volume has reached $44.955 billion, while Ethereum trades at $4,525.45, with a market cap of $546.349 billion. Its trading volume has climbed $33.879 billion, slightly lower than the previous day.
As the countries continue to shape their crypto framework, Bitcoin and Ethereum become more popular with easy accessibility. The current optimism about interest rate cuts from major central banks, growing interest in crypto ETFs, and enhanced utility and security also favored both of these assets.
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FAQs
An ETF net inflow is the total amount of money that has been invested in a fund, with new shares created to meet the increased demand from investors.
High trading volume across Bitcoin and Ethereum ETFs indicates strong market activity and growing interest from institutional investors, who are using these products for exposure.
The net assets in spot Bitcoin and Ethereum ETFs represent 6.60% and 5.46% of their respective cryptocurrencies’ market caps, showing their increasing market share.
Yes 
No 
