Metal Pay (@metalpaysme): UPDATE: 🇺🇸 US spot BTC ETF flows (Mon, Sep 21, 2026): +$999.0m
Estimated coin impact
Scores are not price-change percentages. High impact means a score of +70 or more, or -70 or less.
- BTC+92Positive
UPDATE: 🇺🇸 US spot BTC ETF flows (Mon, Sep 21, 2026): +$999.0m A massive start to the week for spot Bitcoin ETFs. Monday delivered just under +$1B in net inflows, with broad demand across the major funds after Friday’s strong close. One of the biggest single-day inflow sessions we’ve tracked recently.