June 2025 was a landmark month for US spot Bitcoin and Ethereum exchange-traded funds (ETFs), as they collectively secured practically $6 billion in recent inflows.
This spectacular efficiency marks considered one of their strongest showings this 12 months, reflecting heightened institutional curiosity in crypto.
Based on SoSoValue data, Bitcoin-focused ETFs attracted the lion’s share of the funds, elevating $4.6 billion over 15 days of constant inflows. This introduced their cumulative complete to roughly $49 billion in flows, with $134 billion in internet belongings.

Amongst these funds, BlackRock’s iShares Bitcoin Trust (IBIT) stood out, pulling in $3.85 billion, making it the highest-grossing Bitcoin ETF and reinforcing its place as a dominant participant within the sector.
In the meantime, Ethereum ETFs saw a considerable $1.16 billion in new capital, their second-best efficiency since launching in 2024.

Ethereum’s development is primarily attributed to continued institutional enthusiasm following its successful Pectra upgrade, which enhanced its scalability and safety. These Ethereum ETFs now boast $4.2 billion in internet inflows and over $10 billion in belongings.
Crypto ETF summer season
The strong efficiency of Bitcoin and Ethereum ETFs has fueled hypothesis that the SEC is poised to approve additional cryptocurrency ETFs soon.
On June 30, Bloomberg analysts Eric Balchunas and James Seyffart raised their approval odds for Solana, Litecoin, and XRP ETFs to 95% by 2025, citing constructive developments within the regulatory panorama and growing institutional demand.

The analysts predict that the second half of 2025 will see a wave of latest ETF approvals, with the SEC probably clearing a number of crypto index and basket ETFs by early July.
Different altcoins equivalent to Dogecoin, Cardano, Polkadot, and Avalanche are additionally on the radar, with analysts assigning a 90% likelihood of SEC approval later within the 12 months.
The optimism surrounding these ETFs is basically attributed to the supportive stance of the present US administration, beneath President Donald Trump, who has advocated for pro-crypto insurance policies.
This shift is fueling the assumption that the crypto market might be coming into a brand new period of development and regulatory readability.