US-listed spot Ethereum exchange-traded funds (ETFs) recorded $70.62 million in net outflows on Friday, ending a five-session run of inflows after a period of steady demand.

According to SoSoValue data, US Ether funds had attracted $211.25 million in net inflows over the five sessions from July 17 through Thursday. Even after Friday’s reversal, the products still posted $103.9 million in net inflows for the week ended Friday. Ethereum spot ETFs have now recorded three consecutive weeks of net inflows and have drawn $337.74 million in net inflows so far in July.

Ethereum ETF inflows pause after mid-July demand

The latest daily outflow interrupted, but did not erase, the broader inflow pattern for Ethereum ETFs. SoSoValue data shows that the funds accumulated $211.25 million across the five trading sessions before Friday, leaving the weekly total positive despite the end-of-week withdrawal.

For the week ended Friday, net inflows into Ethereum spot ETFs totaled $103.9 million. That means Friday’s $70.62 million outflow did not turn weekly product flows negative. The funds also extended their weekly inflow streak to three straight weeks, while cumulative net inflows for July reached $337.74 million.

ETF flows are closely followed because they provide a timely measure of demand through regulated investment products. Net flow figures aggregate creations and redemptions across the fund group, so they can differ from trading volume, which measures shares changing hands on exchanges. Daily outflows can occur for several reasons, including portfolio rebalancing, profit-taking, or broader risk reduction. However, the three-week run of weekly net inflows indicates that demand through the ETF structure has remained present over a longer period than a single trading day.

Bitcoin ETFs show a similar reversal

The shift in Ethereum ETF flows came as US spot Bitcoin ETFs also posted outflows. According to the same weekly flow tracking cited in the report, Bitcoin funds ended a seven-day inflow streak on Thursday and then recorded $240.08 million in net outflows on Friday.

Despite the Friday pullback, Bitcoin ETFs also remained positive on a weekly basis. The funds added $103.90 million in net inflows for the week ended Friday, bringing total July net inflows to $233.96 million. Bitcoin spot ETFs likewise extended their net inflow streak to three consecutive weeks.

The report noted a sharp contrast with the prior month. After a record June in which $4.5 billion flowed out of the funds, July’s net inflows indicate that investors have again been adding exposure through regulated spot Bitcoin ETF products.

Spot crypto ETFs remain a closely watched demand gauge

Spot crypto ETFs have become one of the main indicators for market demand through traditional financial channels. In the United States, these products are especially important because US ETFs account for the bulk of assets and trading activity compared with similar products in other jurisdictions.

Other markets, including Hong Kong, have also moved toward ETF-style crypto products. Still, the US remains the primary venue where spot ETF flow data is both widely available and highly liquid. For that reason, daily net inflow and outflow figures often shape how traders and market participants interpret near-term positioning, even though flows alone do not determine price direction.

At the time of writing, the report said Bitcoin was trading just under $64,000, down from Tuesday’s weekly high of $66,892. Ether was trading around $1,837, below its weekly high of $1,954. The price levels show that ETF flow reversals occurred alongside broader market volatility, while the longer weekly flow pattern remained positive.

Japan regulatory changes revive ETF market estimates

Beyond US ETF flow data, the report also pointed to regulatory developments in Japan. Following Japan’s recent overhaul of its crypto regulations, which market participants view as laying groundwork for potential future spot Bitcoin ETFs, crypto management platform XWIN estimated the possible scale of a mature Japanese spot Bitcoin ETF market.

In an analysis referenced through CryptoQuant, XWIN projected an upper-end scenario of about $18.4 billion for a Japanese spot Bitcoin ETF market. The estimate represents roughly 0.13% of Japan’s reported $14.6 trillion in household financial assets.

XWIN’s estimate was based on several potential sources of demand: existing crypto holders, new retail investors using brokerage accounts, and institutional allocators. The analysis said regulated ETF structures, combined with familiar brokerage access and custody arrangements, could reduce friction for investors seeking exposure without holding assets directly.

The analysis used the US market as an example of how spot Bitcoin ETFs can accumulate exposure over time. XWIN noted that US spot Bitcoin ETFs, excluding Grayscale’s GBTC, have accumulated roughly 1 million Bitcoin. XWIN described the $18.4 billion figure as an “achievable upper-end market scenario,” while emphasizing that it is not a guaranteed result.

In that framework, the central variable is access: how easily Japanese investors can obtain Bitcoin exposure through financial institutions and platforms they already use. The same issue helps explain why US ETF flows are tracked closely, as they show how investor demand can move into a product wrapper that fits conventional portfolio practices. Any Japanese spot Bitcoin ETF market would still depend on regulatory approvals, product launches, distribution through financial platforms, and investor adoption.

The next flow reports for Ethereum and Bitcoin ETFs will show whether Friday’s outflows were a short-term interruption or the beginning of a more sustained change in ETF demand. Regulatory developments in Japan may also influence longer-term expectations for where spot crypto ETF demand could expand next.