Spot Bitcoin ETFs recorded approximately $462.73 million in net outflows from Sept. 8 to 11, extending a reversal after $3.52 billion of inflows in August. Grayscale GBTC and Ark Invest’s ARKB were the largest sources of selling pressure, while Bitcoin fell from about $79,000 to $77,324.76, down 2.9% over the week. Spot Ether ETFs posted $216.4 million of net inflows on Sept. 11, led by BlackRock ETHA’s $148.8 million, after recording a $24.3 million outflow on Sept. 8 and a $34.7 million inflow on Sept. 9. Solana ETFs attracted $10.30 million during the week, Hyperliquid ETFs lost $26.42 million and XRP ETFs recorded no net flow. The altcoin index stood at 40 and the Crypto Fear and Greed Index was in the Greed zone at 63, suggesting the Bitcoin ETF weakness may represent a temporary slowdown.