US-based spot Bitcoin (BTC) exchange-traded-funds (ETFs) saw a net outflow of $43 million on September 11, 2024, following two days of inflows, data from SoSoValue confirms. Ark Invest and Grayscale Lead Bitcoin ETF Outflows According to data from SoSoValue – a crypto ETF data provider – US spot BTC ETF outflows were led by Ark