资金备战跨年行情，A500ETF基金(512050)涨超1%，近5个交易日净流入6.78亿

Group 1 - The core viewpoint indicates that the A500 index and its corresponding ETF are experiencing significant upward movement, with notable increases in individual stocks such as Beijing Junzheng and Nanda Optoelectronics [1][2] - The A500 ETF fund has shown active trading with a turnover rate of 22.48% and a total transaction volume of 4.594 billion yuan, reflecting a vibrant market [1] - Recent data shows a net inflow of 85.4496 million yuan into the A500 ETF fund, with a total of 678 million yuan accumulated over the last five trading days, indicating strong investor interest [1] Group 2 - Citic Construction Investment suggests a strategic focus on opportunistic positioning ahead of key events such as the Federal Reserve's interest rate meeting and the Central Economic Work Conference [2] - The A500 index is designed to reflect the overall performance of the most representative listed companies across various industries, selecting 500 securities with larger market capitalization and better liquidity [2] - The top ten weighted stocks in the A500 index account for 20.04% of the index, including major companies like Ningde Times and Kweichow Moutai [2]