创业板指跌逾3%，全市场下跌个股近4600只

Market Performance - The ChiNext Index fell over 3% on October 17, indicating a significant decline in the growth enterprise market [1] - The Shanghai Composite Index decreased by 1.75%, while the Shenzhen Component Index dropped by 2.76%, reflecting a broader market downturn [1] - Nearly 4,600 stocks in the Shanghai, Shenzhen, and Beijing markets experienced declines, highlighting widespread negative sentiment among investors [1]