与此同时，该基金最新成交量为146.16万份，最新成交额跌破1.60亿元，全市场排名较上一交易日后退 132位。 2025年10月15日，国债政金债ETF（511580.SH）微涨，主力资金（单笔成交额100万元以上）净流出 1080.45万元，居全市场第一梯队。 ...

Market Overview - The three major indices in the A-share market collectively rose, with the Shanghai Composite Index increasing by 0.62%, the Shenzhen Component Index by 0.84%, and the ChiNext Index by 0.61% [1][4] - Several infrastructure ETFs saw significant gains, including the Infrastructure ETF (516950.SH) which rose by 6.99%, and the Infrastructure ETF (159619.SZ) which increased by 6.44% [1][11] ETF Performance - The A500 ETF market experienced a significant shift, with the net asset scale of the top 10 A500 ETFs decreasing from 10 to 9, and the China A500 ETF (560610.SH) shrinking from 12.45 billion to 8.734 billion [2] - Central Huijin Investment increased its holdings in major broad-based ETFs by over 200 billion in Q2, indicating a strong commitment to stabilizing the capital market [3] Sector Performance - In the sector performance, coal, building materials, and construction decoration sectors ranked highest, with daily increases of 6.18%, 4.49%, and 3.38% respectively [6] - Over the past five trading days, the building materials, coal, and steel sectors also showed strong performance, with increases of 11.46%, 9.15%, and 7.68% respectively [6] ETF Categories - Among different ETF categories, strategy ETFs performed the best with an average increase of 1.56%, while bond ETFs had the worst performance with an average decrease of 0.04% [9] - The top-performing ETFs included the Coal ETF (515220.SH) with an increase of 8.25%, the Building Materials ETF (159787.SZ) with 7.91%, and the Infrastructure ETF (516950.SH) with 6.99% [12][11] Trading Volume - The top three ETFs by trading volume were the CSI 300 ETF (510300.SH) with a trading volume of 4.517 billion, the STAR 50 ETF (588000.SH) with 4.086 billion, and the A500 ETF (512050.SH) with 4.057 billion [14][15]