Core Insights - On November 5, a total of $797 million was withdrawn from U.S. Bitcoin and Ethereum spot ETFs during a market downturn, indicating a significant shift in institutional holdings [1] Group 1: Market Movements - The net outflow from spot Bitcoin ETFs reached $577.74 million, marking the largest single-day outflow since August 1 [1] - Fidelity's FBTC fund experienced an outflow of $356.6 million, while ARK and 21Shares' ARKB saw a withdrawal of $128 million, and Grayscale's GBTC had an outflow of $48.9 million [1] Group 2: Institutional Behavior - The continuous outflow over five days signifies a decisive change in institutional positions, reflecting a portfolio rebalancing [1] - The revaluation of risk assets is closely tied to the performance of technology stocks, which are currently putting pressure on cryptocurrencies [1] Group 3: Market Correlation - The excessive expansion of AI trading could lead to a decline in industry valuations, potentially impacting the cryptocurrency market through its correlation with the Nasdaq [1]