According to @StockMKTNewz, a public X post on Sep 15, 2025 asks followers what is currently their single largest holding. Source: @StockMKTNewz on X, Sep 15, 2025. For traders, reply composition to such prompts can serve as a real-time proxy for retail positioning across equities, crypto, and cash. Sources: Bollen, Mao, and Zeng, Journal of Computational Science 2011; Sprenger, Tumasjan, Sandner, and Welpe, European Financial Management 2014. Academic research documents that social media sentiment and attention correlate with short-term returns and volatility in both equities and Bitcoin (BTC), making reply trends a useful sentiment input for crypto risk management. Sources: Bollen, Mao, and Zeng 2011; Garcia, Tessone, Mavrodiev, and Perony, Journal of the Royal Society Interface 2014; Kristoufek, Scientific Reports 2013. Rising crypto-focused attention on X has been linked to higher BTC trading volume and volatility, which traders can monitor as part of a positioning and liquidity checklist. Sources: Garcia, Tessone, Mavrodiev, and Perony 2014; Kristoufek 2013.