US-listed spot Bitcoin exchange-traded funds (ETFs) capped their finest month of 2026 alongside Bitcoin’s greatest month-to-month acquire since November 2024.
Bitcoin ETFs attracted $3.52 billion in internet inflows in August, their highest month-to-month complete of 2026 and a pointy improve from simply $172 million in inflows in July, according to SoSoValue knowledge.
Bitcoin (BTC) gained about 25% in August, its strongest month-to-month efficiency since a 37.29% rally in November 2024, according to CoinGlass.
The August momentum rapidly gave approach to a weaker begin to September, as ETF flows turned detrimental and Bitcoin briefly fell beneath $77,000.
August cuts year-to-date outflows by 66% to $1.77B
August’s $3.52 billion in Bitcoin ETF inflows reduce year-to-date internet outflows by roughly 66%, from $5.29 billion to $1.77 billion.
The biggest monthly outflows came in June at $4.51 billion, adopted by $2.43 billion in Might and $1.61 billion in January, based on SoSoValue knowledge.

Month-to-month flows into US spot Bitcoin ETFs in 2026. Supply: SoSoValue
The funds recorded internet inflows on 16 of 21 buying and selling days in August, together with nine consecutive sessions from Aug. 17 by way of Aug. 27.
Whole internet property rose to $99.61 billion on the finish of August from $76.29 billion on the finish of July, a rise of about 31%. Month-to-month buying and selling quantity climbed practically 49% to $58.63 billion from $39.37 billion.
September begins with $236M in Bitcoin ETF outflows
US spot Bitcoin ETFs began September with $236.46 million in internet outflows on Tuesday, reversing the $216.70 million in internet inflows recorded on Monday. The withdrawal marked the most important every day outflow since July 31, when the funds shed $265.37 million.
The reversal got here as Bitcoin briefly fell beneath $77,000 on Tuesday after buying and selling above $80,000 in late August, according to CoinGecko.
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Ether and XRP ETFs remained in constructive territory on Tuesday. Spot Ether (ETH) ETFs attracted round $11 million on Tuesday, whereas spot XRP (XRP) ETFs drew $14.4 million.
August pushed Ether ETFs into constructive territory for 2026, with $732 million in year-to-date internet inflows after they ended July about $1.12 billion within the purple.
XRP ETFs reached $502 million in year-to-date internet inflows, up about 46% from $343 million on the finish of July.
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