Various stock market indicators are flashing warning signs in 2026 amid continuing uncertainty about geopolitical tensions and President Donald Trump's tariffs, along with lingering questions about whether we're in an AI boom or an AI bubble.
One of the most well-known sentiment gauges, CNN's Fear & Greed Index, verged "Extreme Fear" in early March. It swung to "Fear" in mid-February amid rising anxiety about what artificial intelligence means for existing sectors and industries such as financials and software stocks and has remained there since.