Market Performance - The micro-cap stock index opened lower but surged over 1% to reach a historical high before closing down 1.37% [2] - The North Exchange 50 index experienced a significant decline, closing down 6.15% after reaching a historical high the previous day [2] Reasons for Adjustment - Analysts suggest that the recent market adjustment is due to both internal and external factors, including a historical pattern where high levels of congestion in the market led to significant pullbacks [3] - The micro-cap sector may face profit-taking pressure as funds become overly concentrated, potentially shifting market preference towards mid and large-cap stocks [3] Company-Specific Insights - Jinbo Biological (832982.BJ) saw its stock price drop over 17% during the day, closing down 14.55%. The company attributed the decline to market factors rather than specific company issues [3] - Jinbo Biological's stock had been on a steady rise since March, reaching a peak of 589.98 CNY per share on May 22, with a total market capitalization exceeding 52 billion CNY [3] - The company is recognized for its innovative medical device, the "recombinant type III humanized collagen freeze-dried fiber," which is the first of its kind in China, laying a solid foundation for clinical applications and industrial transformation [4] Market Sentiment - The poor results from the U.S. 20-year Treasury auction have led to a negative sentiment in the U.S. financial markets, potentially increasing global risk aversion and cautiousness [5] - There are indications that micro-cap stock investments may be overly crowded, with trading volumes surpassing previous highs, signaling significant overbought conditions [5]
微盘股指数新高后跳水，北证50跌超6%，龙头股更是一度跌超17%，什么原因？