Coinbase Global Inc. (COIN) closed at $261.79 on November 18, 2025, down 0.82% for the day and extending a steep drop from $317.93 on November 10, 2025. The recent 7.06% plunge on November 17, 2025, follows sector-wide crypto volatility, declining trading volumes, and heightened risk perception in digital assets. Recent company-specific developments include CEO Brian Armstrong's $8 million share sale, a $375 million Echo deal, and Coinbase's expansion into Singapore. Analysts note that while Coinbase's long-term growth outlook remains positive, near-term sentiment is pressured by sector uncertainty and competitive threats. The stock's sharp decline aligns with broader crypto market weakness and cautious investor sentiment.