According to @StockMKTNewz, a retail trader publicly shared being down 40% on a single-share position in a favorite stock, underscoring the potential severity of single-stock drawdowns. Source: @StockMKTNewz on X, November 27, 2025. For traders, the post reinforces the need for strict position sizing and risk limits because single-stock realized volatility commonly exceeds broad index volatility, amplifying loss potential. Source: Cboe Global Markets education on single-stock versus index volatility, 2023. For crypto exposure, equity risk-off can spill into BTC due to the stronger stock-crypto correlation observed since 2020, so monitoring equity volatility is relevant for crypto risk management. Source: International Monetary Fund, Crypto Prices Move More in Sync With Stocks, 2022. No ticker or catalyst was disclosed in the post, so no direct trade setup can be derived from this item alone. Source: @StockMKTNewz on X, November 27, 2025.