What changed
Spot Bitcoin ETFs lost about $750 million over 15 and 16 September, then took in $2 What happened in bonds On 23 September the 10 year US Treasury yield jumped more than 18 basis points, the biggest one day rise since April 2025 Why the bond move is different Look at those flows day by day: $999 million on Monday, then $715 million, $347 million, $191 million and $135 million on Friday
Why it matters
Regulatory risk around BTC can change volatility, liquidity, or sentiment. The concrete detail to watch is spot Bitcoin ETFs lost about $750 million over 15 and 16 September, then took in $2
Trading lens
Use this as defensive context from newsbtc.com. Watch whether what happened in bonds On 23 September the 10 year US Treasury yield jumped more than 18 basis points, the biggest one day rise since April 2025 confirms momentum, invalidates active bias, or changes timing.