On-chain analyst EmberCN observed that a net outflow of $83.61M was detected from eleven BTC spot ETFs, corresponding to approximately 1310 BTC net outflows from the ETF custody address after the US stock market opens on Monday (April 29). Among them, three ETFs including Grayscale (GBTC) had an outflow of about 1,395 BTC (corresponding to a capital outflow of $89.04 million on April 26); while Ark Invest (ARKB) had an inflow of about 85 BTC (corresponding to a capital inflow of $5.43 million on April 26). Currently, these eleven BTC spot ETFs hold a total of 833,562 BTC (approximately $53.21 billion).