债券ETF跟踪：信用型ETF资金流出，久期下降

Group 1: Investment Rating - The industry investment rating is not provided in the report. Group 2: Core Viewpoints - The report tracks the bond ETFs, focusing on the capital outflow and duration decline of credit - type ETFs. It analyzes the capital flow, net value performance, and duration of different types of bond ETFs [1][5][6]. Group 3: Summary by Directory Capital Flow - As of January 9, 2026, bond - type ETFs had a total net outflow of 64.352 billion yuan in the past week. Interest - rate, credit - type, and convertible - bond - type ETFs had a net outflow of 10.454 billion yuan, 59.224 billion yuan, and a net inflow of 5.325 billion yuan respectively. Among credit - type ETFs, short - term financing bonds, corporate bonds, and urban investment bonds had a net outflow of 8.394 billion yuan, a net inflow of 0.242 billion yuan, and a net outflow of 0.006 billion yuan respectively. Market - making credit bonds and science and technology innovation bonds had a net outflow of 7.071 billion yuan and 43.995 billion yuan respectively. Since 2025, interest - rate, credit - type, and convertible - bond ETFs had cumulative net inflows of 65.923 billion yuan, 501.041 billion yuan, and 23.151 billion yuan respectively, with a total of 590.115 billion yuan [5]. Net Value Performance - Throughout the week, the net value trends of different types of bond ETF products were divergent. As of January 9, 2026, the 30 - year Treasury Bond ETF Boshi performed weakly, with a weekly decline of 1.05%. The 0 - 4 Local Bond ETF rose 0.04%, and the 5 - year Local Bond ETF rose 0.01%. The Convertible Bond ETF and the Shanghai Stock Exchange Convertible Bond ETF rose 4.30% and 3.39% respectively last week [6]. Performance of Credit Bond ETF and Science and Technology Innovation Bond ETF - As of January 9, 2026, the median unit net values of credit bond ETF and science and technology innovation bond ETF were 1.0119 and 1.0003 respectively, with a weekly decline of 0.01% each. Among credit bond ETFs, the Haifutong Credit Bond ETF performed relatively well, with a weekly decline of 0.01%. Among science and technology innovation bond ETFs, the Science and Technology Innovation Bond ETF Yin Hua and the Science and Technology Innovation Bond ETF Wan Jia performed relatively well. The median discount rates of credit bond ETF and science and technology innovation bond ETF were 28BP and 22BP respectively [7]. Credit - type ETF Duration Tracking - As of January 9, 2026, the holding durations of short - term financing ETF, corporate bond ETF, and urban investment bond ETF were 0.36 years, 1.58 years, and 2.15 years respectively. Among market - making credit bond ETFs, the median holding durations of products tracking the Shanghai Market - making Corporate Bond Index and the Shenzhen Market - making Corporate Bond Index were 3.59 years and 2.81 years respectively. Among science and technology innovation bond ETFs, the median holding durations of products tracking the AAA Science and Technology Innovation Bond Index, the Shanghai AAA Science and Technology Innovation Bond Index, and the Shenzhen AAA Science and Technology Innovation Bond Index were 3.32 years, 3.26 years, and 3.17 years respectively [10].