Group 1 - The U.S. federal government shutdown has sparked mixed reactions in the market, with concerns about global economic instability juxtaposed against strong performance in pharmaceutical stocks [1] - Notable gains in pharmaceutical companies include Pfizer up 6.83%, Merck up 6.81%, and Eli Lilly up 5.02%, indicating a potential shift in investor behavior towards defensive sectors during times of uncertainty [1] - The current market environment reflects a divergence between index performance and individual stock performance, with over 40% of stocks not reaching new highs in four years, highlighting a "bull market" for indices but a "bear market" for many individual stocks [2] Group 2 - The analysis emphasizes the importance of understanding underlying funding behaviors rather than just surface-level price movements, suggesting that market dynamics are driven by behavioral changes [2] - The use of quantitative analysis tools has been highlighted as a means to identify and avoid turbulent periods in stock performance, allowing investors to better navigate market fluctuations [6] - The concept of "institutional inventory" and "short covering" is introduced as key indicators for understanding institutional trading behavior, which can signal the end of adjustments in stock prices [8][10] Group 3 - The article suggests that during significant events like the government shutdown, "smart money" tends to act first, and ordinary investors should focus on capturing these leading indicators through quantitative tools [10] - The overall message reinforces that the fundamental principle of market behavior remains unchanged: "behavior determines trends," which is crucial for investors to succeed in an information-overloaded environment [10] - Recommendations include avoiding being misled by superficial price movements, focusing on funding behavior rather than news, and establishing a personal quantitative analysis framework based on behavioral finance [11]