Spot Ether ETFs Rack Up $3B in August as ETH Hits Yearly High

August 15 2025, US spot Ether ETFs have seen explosive demand in August, with over $3 billion in net inflows in just the first two weeks. The rally aligns with Ethereum’s surge to a new yearly high, signaling renewed investor interest in ETH-backed investment products.

Spot Ether ETFs Post Record-Breaking Week

According to SoSoValue data, US spot Ether ETFs are on track for their strongest week since launch, with inflows surpassing $2.9 billion. Monday was the most significant day, with over $1 billion in inflows. The total August figure has already exceeded $3 billion, marking the second-best month for the asset class despite more than two weeks remaining.

ETH itself rallied alongside the ETF surge, climbing nearly 20% this week and reaching $4,765.83 on Thursday its highest price in 2025. It later dipped below $4,500 before recovering to above $4,600.

ETF Assets Hit New Record

The influx of capital pushed total net assets across spot Ether ETFs to $29.22 billion, reflecting growing institutional and retail appetite for regulated ETH exposure. Since their debut, these ETFs have drawn $12.73 billion in cumulative net inflows and are set for a five-month streak heading into September.

Thursday’s flows were led by:

• BlackRock iShares Ethereum Trust (ETHA): $519.68M
• Grayscale Ethereum Mini Trust (ETH): $60M+
• Fidelity Ethereum Fund (FETH): Nearly $57M

Strong Outlook from Analysts

Fundstrat’s head of digital asset research, Sean Farrell, said ETH has “plenty of upside,” predicting prices could reach between $12,000 and $15,000 by the end of 2025. Thomas Lee, the firm’s CIO, called Ethereum the “biggest macro trade” for the next decade.