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U.S. spot Bitcoin ETFs recorded $296 million in net outflows on Sept. 16, while spot Ether ETFs shed another $224 million, bringing combined daily redemptions across both categories to roughly $520 million. BlackRock's ETHA posted the single largest Ether ETF outflow of the session at $110 million, underscoring the breadth of the selling pressure. Morgan Stanley's MSBT was the lone bright spot on the Bitcoin side, attracting $3.47 million in net inflows against the broader tide.
Why it matters
A $520 million combined daily outflow is a meaningful stress signal for the still-young U.S. spot ETF complex. The fact that BlackRock's ETHA, the most recognisable institutional Ether wrapper, led redemptions rather than absorbed them suggests the selling is not confined to smaller or less liquid products. When the flagship name is the biggest exit, it is harder to dismiss the move as noise from the periphery.
Market impact
For Bitcoin, the $296 million single-day outflow puts pressure on the price support that inflow streaks had helped build over prior weeks. For Ether, the $224 million exit compounds an already challenging sentiment backdrop. Traders will be watching whether the ETHA redemption pace moderates in subsequent sessions or accelerates, as a sustained outflow trend from the BlackRock product would carry outsized signalling weight for broader ETH positioning.
Frequently asked questions
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How large were the combined U.S. Bitcoin and Ether ETF outflows on Sept. 16?
U.S. spot Bitcoin ETFs recorded $296 million in net outflows and spot Ether ETFs shed $224 million, bringing the combined daily total to approximately $520 million.
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Which ETF posted the largest single redemption of the day?
BlackRock's ETHA posted the largest individual redemption, with $110 million leaving the fund on Sept. 16, making it the standout outflow across both the Bitcoin and Ether ETF categories.
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Was any Bitcoin ETF still attracting inflows during the sell-off?
Morgan Stanley's MSBT was the lone exception, recording $3.47 million in net inflows on the day, though that figure was far too small to offset the broader $296 million Bitcoin ETF outflow.
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Why does BlackRock ETHA leading redemptions carry extra significance?
ETHA is the most recognisable institutional-grade Ether wrapper in the U.S. market. When the flagship product leads outflows rather than absorbs them, it signals the selling is broad-based rather than limited to smaller or less liquid ETFs.
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What should traders watch in the sessions following this outflow event?
The key metric is whether ETHA's redemption pace moderates or accelerates. A sustained outflow trend from BlackRock's product would carry outsized signalling weight for broader ETH positioning and could put further pressure on price support built during prior inflow streaks.
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