配置盘续增，交易盘境外机构续减：——2025年8月份债券托管量数据点评

1. Report Industry Investment Rating No information provided in the content. 2. Core View of the Report The report analyzes the bond custody data for August 2025, showing that the total bond custody increased less month - on - month. The custody of interest - rate bonds and financial bonds increased, while that of credit bonds and inter - bank certificates of deposit decreased. The custody of major bond types by different institutions showed a differentiated pattern, with allocators increasing and traders and overseas institutions decreasing. The bond market leverage ratio increased month - on - month but decreased year - on - year [1][2][50]. 3. Summary by Relevant Catalogs 3.1 Bond Custody Total and Structure - The total bond custody increased less month - on - month. As of the end of August 2025, the total bond custody of CCDC and SHCH was 174.54 trillion yuan, with a net increase of 1.51 trillion yuan month - on - month, 0.24 trillion yuan less than the increase at the end of July [1][11]. - The custody of interest - rate bonds and financial bonds increased, while that of credit bonds and inter - bank certificates of deposit decreased. In August 2025, the interest - rate bond custody was 120.72 trillion yuan, accounting for 68.72% of the inter - bank bond market custody, with a net increase of 1.80 trillion yuan; the credit bond custody was 18.69 trillion yuan, accounting for 10.80%, with a net decrease of 1424 million yuan; the non - policy financial bond custody was 12.81 trillion yuan, accounting for 7.39%, with a net increase of 2.875 billion yuan; the inter - bank certificate of deposit custody was 20.38 trillion yuan, accounting for 11.99%, with a net decrease of 0.36 trillion yuan [1][11]. 3.2 Bond Holder Structure and Changes 3.2.1 Month - on - Month Changes in Custody by Institution - Allocators' custody of major bond types continued to increase month - on - month, while traders and overseas institutions' custody continued to decrease. Policy banks continued to increase their holdings of interest - rate bonds, inter - bank certificates of deposit, and credit bonds; commercial banks and credit unions increased their holdings of interest - rate bonds and credit bonds but decreased their holdings of inter - bank certificates of deposit; insurance institutions, securities companies, and non - legal entity products increased their holdings of interest - rate bonds but decreased their holdings of inter - bank certificates of deposit and credit bonds; overseas institutions continued to reduce their holdings of interest - rate bonds, inter - bank certificates of deposit, and credit bonds [2][27]. 3.2.2 Month - on - Month Changes in Custody by Bond Type - Treasury bond custody continued to increase month - on - month. Commercial banks continued to significantly increase their holdings, while non - legal entity products continued to reduce their holdings. - Local government bond custody continued to increase month - on - month. Policy banks continued to increase their holdings, while commercial banks changed from increasing to reducing their holdings. - Policy financial bond custody continued to increase month - on - month. Commercial banks continued to increase their holdings, while policy banks changed from increasing to reducing their holdings. - Inter - bank certificate of deposit custody continued to decrease month - on - month. Except for policy banks increasing their holdings, other major institutions reduced their holdings. - Enterprise bond custody continued to decrease month - on - month, and major institutions all reduced their holdings. - Medium - term note custody continued to increase month - on - month. Commercial banks continued to significantly increase their holdings, while securities companies continued to reduce their holdings. - Short - term financing and super - short - term financing custody changed to a decrease, with commercial banks being the main reducing entity. - Non - publicly - oriented debt instrument custody continued to decrease month - on - month, with non - legal entity products being the main reducing entity [3][29][30]. 3.2.3 Holder Structure of Major Bond Types - As of the end of August 2025, the holder structure of treasury bonds: commercial banks accounted for 69.23%, overseas institutions 5.53%, policy banks 10.77%, non - legal entity products 8.13%, securities companies 2.63%, insurance institutions 2.55%, and credit unions 1.16% [34]. - The holder structure of policy financial bonds: commercial banks accounted for 55.07%, non - legal entity products 31.86%, overseas institutions 2.87%, credit unions 3.30%, insurance institutions 2.04%, securities companies 1.13%, and policy banks 3.74% [36]. - The holder structure of local government bonds: commercial banks accounted for 74.22%, non - legal entity products 9.42%, policy banks 9.98%, insurance institutions 4.89%, securities companies 0.93%, credit unions 0.54%, and overseas institutions 0.02% [38]. - The holder structure of enterprise bonds: non - legal entity products accounted for 54.74%, commercial banks 32.20%, securities companies 9.12%, insurance institutions 3.02%, policy banks 0.56%, credit unions 0.28%, and overseas institutions 0.08% [40]. - The holder structure of medium - term notes: non - legal entity products accounted for 61.57%, commercial banks 23.62%, securities companies 4.88%, nominal holder accounts (domestic) 3.40%, policy banks 3.14%, insurance institutions 2.35%, overseas institutions 0.22%, others 0.55%, and credit unions 0.27% [42]. - The holder structure of short - term financing and super - short - term financing: non - legal entity products accounted for 62.19%, commercial banks 20.57%, nominal holder accounts (domestic) 7.53%, policy banks 5.01%, securities companies 4.20%, others 0.28%, credit unions 0.17%, overseas institutions 0.05%, and insurance institutions 0.00% [45]. - The holder structure of non - publicly - oriented debt instruments: non - legal entity products accounted for 59.93%, commercial banks 23.84%, policy banks 2.30%, credit unions 2.15%, others 4.06%, nominal holder accounts (domestic) 2.00%, securities companies 1.11%, overseas institutions 4.49%, and insurance institutions 0.12% [47]. - The holder structure of inter - bank certificates of deposit: non - legal entity products accounted for 65.50%, commercial banks 28.44%, nominal holder accounts (domestic) 3.11%, securities companies 1.02%, policy banks 1.08%, others 0.31%, insurance institutions 0.07%, credit unions 0.03%, and overseas institutions 0.44% [49]. 3.3 Bond Market Leverage Ratio Observation As of the end of August 2025, the estimated balance of repurchase - to - be - bought pledged repurchase was 11.23 trillion yuan, an increase of 0.2 trillion yuan month - on - month. The leverage ratio was 106.88%, up 0.07 percentage points month - on - month and down 0.65 percentage points year - on - year [50].