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Fidelity surge brings in $310M BTC saving Bitcoin ETFs from a disastrous week

Reported by Cryptoslate
Sep 19, 2026· 2 min read
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Key Takeaways
  • • Bitcoin ETFs recorded $450.33 million in net outflows on Tuesday, September 15, marking their largest single-day exit since June 25, driven by a failed Senate cloture vote on the Digital Asset Market Clarity Act and bitcoin's price decline below $76,000.
  • • Fidelity's FBTC led redemptions with $214.75 million in withdrawals, followed by BlackRock's IBIT at $161.69 million, while Grayscale's GBTC, Ark & 21Shares' ARKB, and Bitwise's BITB also posted significant outflows totaling $74 million combined.
  • • Ether ETFs suffered $141.47 million in net outflows, with BlackRock's ETHA accounting for $97.97 million of the decline, signaling broad-based crypto fund liquidation across major asset categories.
  • • Bitcoin ETF net assets contracted nearly $5 billion to $95.72 billion, despite trading volume surging to $4.35 billion, indicating elevated volatility and investor repositioning amid regulatory uncertainty.
  • • Solana was the only major crypto category to post fresh inflows during the selloff, suggesting selective capital rotation away from top-tier bitcoin and ether positions.
Summary
U.S. crypto exchange-traded funds experienced a significant reversal on September 15, 2026, with bitcoin funds suffering their largest daily outflow since June 25. Bitcoin ETFs collectively recorded $450.33 million in net redemptions as investors withdrew capital across every major bitcoin fund, while ether ETFs posted $141.47 million in additional outflows. The sudden reversal occurred amid two concurrent headwinds: the U.S. Senate's failure to advance the Digital Asset Market Clarity Act via cloture vote (which fell short 49-50 of the required three-fifths threshold) and bitcoin's price decline below $76,000.

Fidelity's FBTC emerged as the primary driver of bitcoin fund outflows, recording $214.75 million in redemptions. BlackRock's IBIT followed with $161.69 million in withdrawals, while Grayscale's GBTC shed $44.14 million. Smaller positions also deteriorated: Ark & 21Shares' ARKB lost $17.38 million and Bitwise's BITB declined $12.36 million. Notably, no bitcoin ETF recorded inflows on the day, signaling uniform investor exit pressure across fund providers.

On the ether side, BlackRock's ETHA accounted for the majority of outflows at $97.97 million, followed by Bitwise's ETHW at $34.40 million and Grayscale's ETHE at $17.47 million. Fidelity's FETH experienced a $7.18 million withdrawal. Limited support emerged from BlackRock's ETHA variant, which attracted $12.38 million, and smaller positions in 21Shares' TETH and Morgan Stanley's MSSE, which added $2 million combined.

Despite heavy redemptions, trading activity remained elevated at $4.35 billion, reflecting heightened market volatility and investor repositioning. However, net assets under management in bitcoin ETFs declined substantially by nearly $5 billion to $95.72 billion, underscoring the magnitude of capital outflows. Solana represented the sole exception to the crypto fund liquidation, posting inflows as investors rotated selectively among digital asset categories.

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Sources

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AlphaMaven summarised this story from the reporting below. Each link opens the original article.

Cryptoslate Fidelity surge brings in $310M BTC saving Bitcoin ETFs from a disastrous week