Latest Update on US Spot BTC ETF Flows for Thursday, September 17, 2026

After experiencing two consecutive days of significant outflows, spot Bitcoin ETFs have officially rebounded into positive territory. Thursday delivered a total of +$159.5m in net inflows across the market. This recovery was heavily supported by IBIT, which drew in enough capital to completely surpass the selling activity taking place elsewhere. There is now just a single trading session remaining to see exactly how the week will conclude.