Bitcoin ETFs drew $568M in inflows last week, led by IBIT, while Ethereum saw modest gains and XRP ETFs recorded minor outflows.
Institutional demand for crypto exchange-traded funds remained concentrated in Bitcoin last week. U.S. spot Bitcoin ETFs recorded strong inflows, while Ethereum funds saw smaller gains. XRP ETFs moved in the opposite direction with slight outflows. Options data and new product launches also added context to the broader ETF market.
BlackRock’s IBIT Leads $568M Bitcoin ETF Inflows
Data from Farside Investors shows U.S. spot Bitcoin ETFs recorded $568 million in net inflows during the week. Inflows occurred across three trading days. As a result, total assets under management for the group rose to $87.07 billion.

Image Source: Farside
Nine Bitcoin ETFs posted positive flows during the period. BlackRock’s IBIT accounted for the largest share with $660 million in inflows. Grayscale’s BTC fund followed with $46 million, while Franklin’s EZBC added $22.5 million.
Strong demand for IBIT continues to shape overall ETF activity. Institutional allocations and steady spot demand remain key drivers behind the inflows. At the same time, asset managers appear comfortable maintaining Bitcoin exposure through regulated investment products.
Ethereum ETFs also recorded inflows, though at a smaller scale. U.S. spot Ethereum ETFs attracted $23.5 million during the week. Two trading days recorded positive flows across the products.

Image Source: Farside
Total assets under management for Ethereum ETFs reached $11.28 billion. Six funds posted inflows during the week. Among them, Grayscale’s ETHE led the group with $138 million in net inflows.
Hong Kong Bitcoin ETFs Record No Inflows While Options Traders Remain Bullish
Meanwhile, crypto ETF activity in Hong Kong remained subdued. Spot Bitcoin ETFs in the region recorded no net inflows last week. Total net asset value across Hong Kong Bitcoin ETFs stood at $274 million.
Fund holdings showed small adjustments. Harvest Bitcoin’s holdings declined to 219.59 BTC. In contrast, China Asset Management maintained holdings at 2,510 BTC.
Ethereum ETFs in Hong Kong recorded slight outflows. Funds saw a net withdrawal of 497.74 ETH during the week. Total net asset value for those products stood at $65.92 million.
Options trading tied to Bitcoin spot ETFs also offered insight into market positioning. As of March 6, total notional trading volume for these options reached $1.01 billion. The long-to-short ratio stood at 1.49.
Open interest across Bitcoin ETF options reached $25.04 billion as of March 5. Net long positioning showed a ratio of 1.54. Together, these figures suggest traders continue to favor bullish exposure.
Short-term trading activity declined slightly during the week. Even so, positioning remained tilted toward long positions. Implied volatility for Bitcoin ETF options currently stands at 53.97%.
Crypto ETF Market Expands as XRP Funds See Small Withdrawals
U.S. spot XRP ETFs saw net withdrawals of $4.09 million, according to SoSoValue data. Total assets under management remained close to $982.51 million.
Earlier months recorded stronger inflows for XRP funds. Several weeks between November and early January posted large positive flows. Those inflows helped push total ETF assets close to the $1 billion level.

Image Source: SoSoValue
Among the products, Canary’s XRPC leads cumulative inflows with $419.44 million. Bitwise’s XRP ETF follows with $377.28 million. Franklin’s XRPZ ranks next with $328.99 million in cumulative inflows.
Grayscale’s GXRP has recorded $126.88 million in cumulative inflows. Meanwhile, 21Shares’ TOXR remains the only fund with net cumulative outflows, totaling $10.53 million.



