According to Charlie Bilello, the S&P 500 fell 5.8% from its October 29 peak at today’s low, marking the 31st pullback of 5% or more since the March 2009 bottom, with prior drawdowns eventually recovering over time. Source: Charlie Bilello on X, Nov 21, 2025. For crypto traders, research shows stock–crypto linkages strengthened after 2020, with Bitcoin increasingly moving in sync with U.S. equities during risk-off episodes, implying S&P weakness can transmit to BTC and ETH volatility. Source: International Monetary Fund, “Crypto Prices Move More in Sync With Stocks,” 2022. European Central Bank analysis also reports higher correlations between crypto assets and stock markets during stress, reinforcing the need to track S&P 500 moves when managing crypto exposure. Source: European Central Bank, Financial Stability Review, 2022.