Key Highlights:
- Ethereum ETFs led the daily inflows on January 15, 2026 when compared to Bitcoin ETFs.
- Bitcoin managed to dominate the week from January 12 to January 15, 2026 when compared to Ethereum ETFs.
- Institutions are scaling into BTC while adding ETH strategically.
Bitcoin (BTC) and Ethereum (ETH) spot ETFs both of them showed inflow on January 15, 2026 as per SoSoValue and Farside data. This inflow marks the fourth straight day of net inflows.
According to SoSovalue, BTC ETFs managed to bring in $100.18 million, while ETH ETFs saw an inflow of $164.37 million. This month is being considered to be a strong one for these ETFs products.
Ethereum ETFs: BlackRock Powers Record Day
ETH ETFs have outperformed BTC on January 15 as it recorded $164.37 million in net inflows and with this number the cumulative total has reached $12.91 billion.
BlackRock’s ETHA led the race with $149.16 million in inflow, followed by Grayscale’s $15.21 million on January 15, 2026.
With this inflow, the ETH ETFs have hit a four day streak. The best day for these ETF products was on January 14, when an inflow of 175.00 million was recorded.
Moreover, from January 12-15, 2026, the product has seen an inflow of $474.40 million and for this month (till January 15) the products have seen an inflow of $580.26 million. The Total Net Assets stands at $20.46 billion, which is 5.15% of ETH’s market capitalization.
Bitcoin ETFs: Steady Gains Led by BlackRock
January 15, 2026, recorded an inflow of $100.18 million, and with this the cumulative totals to $58.22 billion for BTC ETFs.
From the data it is clear that BlackRock’s IBIT dominated the charts with $315.79 million added, which was the highest amongst the providers. Grayscale’s BTC followed BlackRock with $6.74 million. However, Fidelity saw an outflow of $188.89 million.
From January 12 to January 15, 2026, the best day for the BTC ETF was on January 14, when the ETF products recorded a total of $843.62 million alone.
Moreover, during this week the BTC ETF products have crossed the $1 billion mark and have brought in $1.81 billion. The total net assets have hit $125.18 billion which is equivalent to 6.58% of BTC’s circulating market capitalization in net assets.
This surge is in line with the current price increase where the price of the token is hovering around $95,500 as per CoinGecko.
Conclusion
From the above data, on January 15, Ethereum ETFs clearly led the market and recorded $164.37 million in net inflows, which was more than what Bitcoin gathered ($100.18 million).
However, if you zoom out to the period from January 12-January 15, 2026, Bitcoin dominated as it attracted $1.81 billion whereas Ethereum’s ETFs attracted $474.04 million.
These numbers indicate that the institutional players are using a dual-track strategy where they use Bitcoin for scale and Ethereum for incremental growth and yield exposure.
Also Read: Bitcoin ETF Outflows Deepen as Retail Caution Grows
