Bitcoin and Ether ETFs pull in $646M on first trading day of 2026

US-based spot Bitcoin exchange-traded funds recorded their largest net inflow day in 35 trading days on the first day of 2026.

US-based spot Bitcoin and Ether ETFs began 2026 on a strong note, posting a combined net inflow of around $646 million on the first trading day, despite mixed sentiment across the broader crypto market.

On Friday, spot Bitcoin (BTC) ETFs saw net inflows of $471.3 million, while spot Ether (ETH) ETFs added $174.5 million, bringing total inflows across the two ETF types to $645.8 million, according to Farside data.

US spot Bitcoin ETFs posted their largest net inflow in 35 trading days since Nov. 11, when the eleven US-based ETFs collectively saw $524 million in a single day.

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