Crypto ETF Weekly | Last week, the net inflow for Bitcoin spot ETFs in the U.S. was $763 million; the net inflow for Ethereum spot ETFs in the U.S. was $160 million

Compiled by: Jerry, ChainCatcher

Last Week's Cryptocurrency Spot ETF Performance

U.S. Bitcoin Spot ETF Net Inflow of $763 Million

Last week, the U.S. Bitcoin spot ETF had a five-day net inflow, with a total net inflow of $763 million, bringing the total assets under management to $91.83 billion.

Last week, 6 ETFs were in a net inflow state, with inflows mainly coming from IBIT, FBTC, and BTC, which saw inflows of $600 million, $147 million, and $15.3 million respectively.

Data Source: Farside Investors

U.S. Ethereum Spot ETF Net Inflow of $160 Million

Last week, the U.S. Ethereum spot ETF had a four-day net inflow, with a total net inflow of $160 million, bringing the total assets under management to $12.26 billion.

The inflow last week mainly came from Fidelity's FETH, with a net inflow of $90.1 million. 7 Ethereum spot ETFs were in a net inflow state.

Data Source: Farside Investors

Hong Kong Bitcoin Spot ETF Net Inflow of 52.91 Bitcoins

Last week, the Hong Kong Bitcoin spot ETF had a net inflow of 52.91 Bitcoins, with total assets under management reaching $28 million. The issuer, Harvest Bitcoin, saw its holdings drop to 219.5 Bitcoins, while Huaxia increased to 2530 Bitcoins.

The Hong Kong Ethereum spot ETF had no capital flow, with total assets under management of $6.652 million.

Data Source: SoSoValue

Cryptocurrency Spot ETF Options Performance

As of March 13, the nominal total trading volume of U.S. Bitcoin spot ETF options was $1.7 billion, with a nominal total long-short ratio of 1.62.

As of March 12, the nominal total open interest of U.S. Bitcoin spot ETF options reached $25.26 billion, with a nominal total long-short ratio of 1.58.

The market's short-term trading activity for Bitcoin spot ETF options has increased, with overall sentiment leaning bullish.

Additionally, the implied volatility was 52.47%.

Data Source: SoSoValue

Overview of Last Week's Cryptocurrency ETF Dynamics

BlackRock Plans to Carefully Consider Launching "Complex Structures" of Cryptocurrency ETFs and Will Strictly Filter Products

According to Cointelegraph, Robert Mitchnick, head of digital assets at BlackRock, stated that although some asset management firms in the market are attempting to create more "complex" cryptocurrency ETF structures, BlackRock will not make such products a core strategy but will continue to adopt a relatively cautious product layout.

Mitchnick pointed out in the CNBC Crypto World program that more innovative or "heterogeneous" ETF structures may emerge in the future market, some of which may be welcomed by investors, but BlackRock will maintain strict filtering when expanding its product line, prioritizing market maturity, liquidity scale, and actual application scenarios.

Meanwhile, BlackRock launched the Ethereum ETF supporting staking rewards—iShares Staked Ethereum Trust (ETHB) on Thursday. Data shows that the product's trading volume exceeded $15.5 million on its first day and attracted about $43.5 million in inflows. This ETF allows investors to gain potential price appreciation of Ether while earning additional rewards through the staking mechanism.

Grayscale Launches Avalanche Staking ETF on Nasdaq

According to The Block, Grayscale's Avalanche Staking ETF began trading on Nasdaq on Wednesday, providing exposure to AVAX and staking rewards. The asset management company stated that Avalanche has processed over 11.4 billion transactions since 2020, with the new fund staking AVAX to participate in the network's proof-of-stake system.

Avalanche itself is a multi-chain smart contract platform that supports high-throughput applications, a custom blockchain known as Avalanche L1, and enterprise-level configurability. According to on-chain data, the network has processed over 11.4 billion transactions since its launch in 2020.

BlackRock's Staked Ethereum ETF Set to Launch on Nasdaq

According to CoinDesk, BlackRock's staked Ethereum exchange-traded fund iShares Staked Ethereum Trust ETF (ETHB) is set to launch on Nasdaq this Thursday. ETHB will hold spot ETH and stake part of its holdings, aiming to combine exposure to Ether's price with staking rewards while providing the operational advantages of an ETF.

VanEck Partners with Basic Capital to Include Some Digital Asset ETFs in Its Corporate 401(k) Retirement Plan Platform

Asset management company VanEck has partnered with fintech company Basic Capital to include some digital asset ETFs in its corporate 401(k) retirement plan platform, allowing U.S. retirement savers to indirectly invest in cryptocurrency assets through exchange-traded funds. VanEck's products include the spot Bitcoin ETF VanEck Bitcoin Trust (HODL) and the Ethereum ETF VanEck Ethereum Trust (ETHV).

Previously, the U.S. Department of Labor had withdrawn restrictive guidance on providing cryptocurrency investments in 401(k) plans.

Views and Analysis on Cryptocurrency ETFs

Goldman Sachs Becomes the Largest Holder of XRP Spot ETF, Analysts Say "Super Fans" May Make Up the Main Investor Group

Analyst data shows that Goldman Sachs has become one of the largest holders of the XRP spot ETF. At the same time, there are many unidentified investors in the market, referred to by analysts as "super fans" of XRP.

Bloomberg analyst James Seyffart stated that the XRP ETF investors visible through regulatory filings only represent a small portion, as the vast majority of investors do not need to submit 13F disclosure documents. Data shows that the top 30 holders of the XRP spot ETF collectively hold about $211 million in fund shares. Overall, these ETF products have attracted over $1 billion in inflows by the end of 2025. Another Bloomberg analyst, Eric Balchunas, believes that this funding likely comes mainly from XRP's core supporters rather than ordinary retail investors.

Bloomberg Analyst: XRP ETF Performs Steadily Amid Price Decline, Accumulating $1.4 Billion Since Launch

Bloomberg analyst James Seyffart posted on X platform stating that despite a significant pullback in XRP's price, the related ETF has performed steadily, accumulating about $1.4 billion in funds since its launch.

Bloomberg Analyst: Solana ETF's Main Buyers Are Mostly Market Makers and Investment Institutions, Goldman Sachs Holds Over $100 Million

Bloomberg analyst James Seyffart posted on X platform stating that based on the latest disclosed data, the list of investors purchasing Solana ETF is primarily composed of various market makers and cryptocurrency investment institutions, representing a "star lineup" of industry institutions.

According to disclosed data, the top three holders of Solana ETF exposure are: Electric Capital Partners (over $137 million), Goldman Sachs Group (over $107 million), and Elequin Capital (over $87.9 million). Additionally, Morgan Stanley currently holds about $15.308 million.