中证500ETF泰康（515530）涨1.54%，半日成交额349.93万元

Group 1 - The core viewpoint of the article highlights the performance of the Zhongzheng 500 ETF Taikang (515530), which rose by 1.54% to 4.630 yuan with a trading volume of 3.4993 million yuan as of the midday close [1] - The top holdings of the Zhongzheng 500 ETF Taikang include companies such as Yingweike, which increased by 0.65%, and Zhongkuang Resources, which surged by 7.67% [1] - The fund's performance benchmark is the Zhongzheng 500 Index return, managed by Taikang Fund Management Co., with a return of 42.61% since its establishment on September 18, 2020, and a recent one-month return of -2.33% [1]