Arkham data shows BlackRock's IBIT clients bought $117.4M of BTC on Friday alone, marking a third straight buying day and $686.8M total. ETHB also logged a 4-day buy streak with $74.2M added Friday, while aggregate spot Bitcoin ETF inflows reached almost $1B for the week.
Matters because: continued institutional demand may help offset weak retail spot demand flagged by on-chain analysts.