成交额超26亿元，公司债ETF(511030)连续4天净流入

Group 1 - The total scale of credit bond ETFs reached 501.6 billion yuan, with a daily increase of 1.63 billion yuan, while the benchmark market-making ETF decreased by 0.15 billion yuan and the Sci-Tech bond ETF increased by 1.67 billion yuan [1] - The median weighted duration is 3.4 years, with an overall trading volume of 159.8 billion yuan and an average single transaction amount of 6.58 million yuan [1] - The median yield is 1.93%, with a median discount rate of -13.3 basis points, where the benchmark market-making ETF has a discount rate of -26.0 basis points and the Sci-Tech bond ETF has -7.6 basis points [1] Group 2 - As of December 2, 2025, the company bond ETF (511030) showed a tight market with the latest quote at 106.59 yuan, having accumulated a rise of 1.41% year-to-date [4] - The liquidity of the company bond ETF indicated a turnover of 10.05% with a trading volume of 2.601 billion yuan, reflecting active market trading [4] - The latest scale of the company bond ETF reached 25.882 billion yuan, marking a new high in nearly a year, with the latest share count at 24.3 million, also a new high in six months [4] Group 3 - The company bond ETF closely tracks the China Bond - Medium to High Grade Corporate Bond Spread Factor Index, which serves as a performance benchmark for investing in medium to high-grade corporate bonds [5] - The index is based on AAA-rated corporate bonds from the Shanghai Stock Exchange and is segmented by implied ratings in the bond market [5]