——2025年12月份债券托管量数据点评：商业银行持续增持利率债

1. Report Industry Investment Rating No relevant content provided. 2. Core Viewpoints of the Report - The total bond custody increased less on a month - on - month basis. In December 2025, the total bond custody of China Central Depository & Clearing Co., Ltd. (CCDC) and Shanghai Clearing House was 178.55 trillion yuan, with a net increase of 0.30 trillion yuan compared to the previous month, and 1.18 trillion yuan less than the month - on - month increase in November [1][11]. - In terms of the bond holder structure, among the allocation portfolios, except for credit cooperatives, all institutions increased their bond holdings; trading portfolios and overseas institutions decreased their bond holdings. Different institutions showed different trends in holding various types of bonds [2][26]. - The balance of bonds to be repurchased increased seasonally, and the bond market leverage ratio rose on a month - on - month basis. As of the end of December 2025, the estimated balance of repurchase - style repurchase of bonds to be repurchased was 11.91 trillion yuan, an increase of 859.04 billion yuan compared to the previous month. The leverage ratio was 107.14%, up 0.54 percentage points month - on - month and down 1.10 percentage points year - on - year [4][47]. 3. Summary by Related Catalogs 3.1 Bond Custody Total and Structure - The total bond custody increased less on a month - on - month basis. As of the end of December 2025, the total bond custody of CCDC and Shanghai Clearing House was 178.55 trillion yuan, with a net increase of 0.30 trillion yuan compared to the previous month, and 1.18 trillion yuan less than the month - on - month increase in November [1][11]. - By variety, interest - rate bonds, credit bonds, and financial bonds increased on a net basis month - on - month, while negotiable certificates of deposit (NCDs) decreased on a net basis. In December 2025, the custody of interest - rate bonds was 124.63 trillion yuan, accounting for 69.80% of the inter - bank bond market custody, with a net increase of 0.69 trillion yuan; the custody of credit bonds was 19.15 trillion yuan, accounting for 10.73%, with a net increase of 0.02 trillion yuan; the custody of non - policy financial bonds was 12.93 trillion yuan, accounting for 7.24%, with a net increase of 0.13 trillion yuan; the custody of NCDs was 19.69 trillion yuan, accounting for 11.03%, with a net decrease of 0.62 trillion yuan [1][11]. 3.2 Bond Holder Structure and Changes 3.2.1 Month - on - Month Changes in Custody by Institution - Among the allocation portfolios, except for credit cooperatives, all institutions increased their bond holdings; trading portfolios and overseas institutions decreased their bond holdings. Specifically, policy banks increased their holdings of interest - rate bonds, NCDs, and credit bonds across the board; commercial banks and securities companies increased their holdings of interest - rate bonds but decreased their holdings of NCDs and credit bonds; non - legal person products increased their holdings of interest - rate bonds and credit bonds but decreased their holdings of NCDs; credit cooperatives and overseas institutions decreased their holdings of interest - rate bonds, NCDs, and credit bonds across the board [2][26]. 3.2.2 Month - on - Month Changes in Custody by Bond Type - The custody of treasury bonds continued to increase on a month - on - month basis. Policy banks and commercial banks continued to increase their holdings, while non - legal person products continued to decrease their holdings. - The custody of local government bonds continued to increase on a month - on - month basis, and all major institutions in the bond market increased their holdings. - The custody of policy - based financial bonds continued to increase on a month - on - month basis. Commercial banks continued to increase their holdings, while policy banks changed to significantly decrease their holdings. - The custody of NCDs continued to decrease on a month - on - month basis. Policy banks changed to increase their holdings, while non - legal person products significantly decreased their holdings. - The custody of enterprise bonds continued to decrease on a month - on - month basis, and all major institutions in the bond market decreased their holdings. - The custody of medium - term notes continued to increase on a month - on - month basis. Commercial banks and non - legal person products were the main institutions increasing their holdings. - The custody of short - term financing bills and super - short - term financing bills continued to decrease on a month - on - month basis, and commercial banks were the main institutions decreasing their holdings. - The custody of privately - placed debt instruments changed to a decrease, and commercial banks were the main institutions decreasing their holdings [3][28]. 3.2.3 Holder Structure of Major Bond Types - As of the end of December 2025, the holder structure of treasury bonds: commercial banks accounted for 69.21%, overseas institutions 5.25%, policy banks 11.61%, non - legal person products 7.72%, securities companies 2.50%, insurance institutions 2.57%, and credit cooperatives 1.13% [33]. - The holder structure of policy - based financial bonds: commercial banks accounted for 56.73%, non - legal person products 31.54%, overseas institutions 2.82%, credit cooperatives 3.15%, insurance institutions 1.89%, securities companies 0.93%, and policy banks 2.94% [35]. - The holder structure of local government bonds: commercial banks accounted for 71.83%, non - legal person products 9.83%, policy banks 11.81%, insurance institutions 4.92%, securities companies 1.02%, credit cooperatives 0.57%, and overseas institutions 0.02% [37]. - The holder structure of enterprise bonds: non - legal person products accounted for 55.48%, commercial banks 31.29%, securities companies 9.09%, insurance institutions 3.23%, policy banks 0.54%, credit cooperatives 0.28%, and overseas institutions 0.08% [39]. - The holder structure of medium - term notes: non - legal person products accounted for 60.33%, commercial banks 24.90%, securities companies 4.56%, nominal holder accounts (domestic) 3.67%, policy banks 3.24%, insurance institutions 2.26%, overseas institutions 0.21%, other 0.57%, and credit cooperatives 0.25% [41]. - The holder structure of short - term financing bills and super - short - term financing bills: non - legal person products accounted for 66.21%, commercial banks 26.47%, nominal holder accounts (domestic) 2.97%, securities companies 1.01%, policy banks 2.73%, other 0.29%, insurance institutions 0.14%, credit cooperatives 0.02%, and overseas institutions 0.15% [46]. - The holder structure of NCDs: non - legal person products accounted for 63.66%, commercial banks 22.09%, policy banks 2.22%, credit cooperatives 1.90%, other 4.15%, nominal holder accounts (domestic) 2.09%, securities companies 0.81%, overseas institutions 2.92%, and insurance institutions 0.16% [45]. 3.3 Bond Market Leverage Ratio Observation - The balance of bonds to be repurchased increased seasonally, and the bond market leverage ratio rose on a month - on - month basis. As of the end of December 2025, the estimated balance of repurchase - style repurchase of bonds to be repurchased was 11.91 trillion yuan, an increase of 859.04 billion yuan compared to the previous month. The leverage ratio was 107.14%, up 0.54 percentage points month - on - month and down 1.10 percentage points year - on - year [4][47].