中证500ETF（510500）涨2.51%，半日成交额33.41亿元

Group 1 - The core viewpoint of the article highlights the performance of the CSI 500 ETF (510500), which rose by 2.51% to 8.251 yuan with a trading volume of 3.341 billion yuan as of the midday close [1] - The top holdings of the CSI 500 ETF include stocks such as Invec, which increased by 0.01%, and XW Communication, which surged by 9.09%, while stocks like Giant Network and Chifeng Jilong Gold experienced declines of 1.63% and 5.84% respectively [1] - The CSI 500 ETF's performance benchmark is the CSI 500 Index, managed by Southern Fund Management Co., Ltd., with a return of 171.03% since its inception on February 6, 2013, and a return of 7.70% over the past month [1]