[Review: A-shares come to an end in October! The mass entrepreneurship and innovation index fell by more than 23%, and many dividend stocks such as Industrial and Commercial Bank of China bucked the trend and hit new highs this month.] On October 30, the major indexes collectively closed down this month, showing an overall shrinking trend. The mass entrepreneurship and innovation index fell by more than 23%, the GEM index fell by more than 44% from the historical high in June this year, and the Shenzhen Component Index, CSI 500, and CSI 2000 all fell by more than 15%. More than 4,500 stocks in the Shanghai and Shenzhen stock exchanges closed in the negative monthly line, and the median rise or fall of individual stocks this month exceeded -12%. From the perspective of sectors, dividend stocks bucked the trend and strengthened. China Construction Bank, Industrial and Commercial Bank of China, Bank of China, China CITIC Bank, and Shaanxi Coal reached record highs. China Shenhua continued to hit a new high in the past 19 years, and PetroChina hit a new high in 18 years. Physics AI Fantuoshu doubled its stock price, and Daye shares rose by more than 90%. The "sheep" generation was active, Ocean King's stock price doubled, Joyoung shares exceeded 75%, and Baiyang shares rose by nearly 70%. In terms of decline, computing power hardware stocks were among the top losers this month. CPO and PCB directions collectively weakened. Yuanjie Technology, Changguang Huaxin, and Guanghe Technology fell by more than 50%; the leading lithium battery stock CATL had three consecutive negative monthly lines, falling by nearly 20%. The stock price fell by more than 50% from the historical high hit on May 7, 2026.