What changed
21 million inflow, while ether ETFs snapped a four-week winning streak with $140 million in net withdrawals Bitcoin ETFs Flip From $426M Outflow to $6M Weekly Inflow crypto ETFs endured one of their most volatile weeks of September as policy shocks triggered heavy midweek selling before capital rushed back on Friday
Why it matters
Regulatory risk around BTC can change volatility, liquidity, or sentiment. The concrete detail to watch is 21 million inflow, while ether ETFs snapped a four-week winning streak with $140 million in net withdrawals
Trading lens
Use this as defensive context from news.bitcoin.com. Watch whether bitcoin ETFs Flip From $426M Outflow to $6M Weekly Inflow confirms momentum, invalidates active bias, or changes timing.