1. Report Industry Investment Rating - Not provided in the given content 2. Core View of the Report - In Q4 2025, overseas bond funds mainly increased their positions in MBS (+2.6pp) and treasury bonds (+2.4pp), reduced derivatives (-5.3pp), and slightly increased corporate bonds. However, they were still significantly underweight in treasury bonds compared to the benchmark index. The funds slightly extended the duration in Q4 2025 [3]. - In the credit - bond portfolio, in Q4 2025, funds mainly increased their positions in the communications (+1.1pp) and cyclical consumption (+0.5pp) sectors, and reduced their positions in the banking (-0.7pp) and energy (-0.3pp) sectors. The overall credit quality of the portfolio slightly improved as funds mainly reduced their positions in BBB - rated bonds and increased their positions in AA - rated bonds [2][3]. - From an individual bond perspective, the companies that funds increased the most in Q4 last year included internet technology companies such as Meta and Amazon. In absolute terms, the companies that funds were overweight compared to the benchmark index were concentrated in sectors like banking, automotive, and tobacco, and they also maintained an overweight position in sectors such as TMT and health insurance [2]. 3. Summary by Relevant Catalogs 3.1 Analysis Sample - The report selected US actively managed funds with a large asset management scale and timely data disclosure as observation samples, including comprehensive investment - grade funds and pure corporate - bond funds. Comprehensive funds were used as samples for analyzing the large - asset allocation of funds, and all sample funds were used for analyzing the credit - bond portfolio [3]. 3.2 Asset Allocation - As of Q4 2025, overseas bond funds mainly increased their positions in MBS (+2.6pp), treasury bonds (+2.4pp), and slightly increased corporate bonds compared to Q3, while reducing derivatives (-5.3pp). However, they were still significantly underweight in treasury bonds compared to the benchmark index [3]. - In Q4 last year, the funds slightly extended the duration [3]. 3.3 Credit - Bond Portfolio - **Industry Allocation**: In Q4 2025, funds mainly increased their positions in the communications (+1.1pp) and cyclical consumption (+0.5pp) sectors, and reduced their positions in the banking (-0.7pp) and energy (-0.3pp) sectors. The banking sector still had a relatively high proportion in credit bonds, accounting for 26% as of Q4 2025 [3]. - **Comparison with the Benchmark Index**: Compared with the previous quarter, funds were overweight in the communications (+0.3pp) and cyclical consumption (+0.1pp) sectors and underweight in the technology (-0.2pp), banking (-0.1pp), and power (-0.1pp) sectors. Compared with Q4 2024, in 2025, funds were mainly overweight in the technology (+0.4pp), cyclical consumption (+0.4pp), communications (+0.3pp), and insurance (+0.2pp) sectors and underweight in the banking (-0.5pp) and power (-0.2pp) sectors [3]. - **Rating Allocation**: Funds mainly reduced their positions in BBB - rated bonds and increased their positions in AA - rated bonds, with the credit quality of the portfolio slightly improving. In the industry distribution, funds maintained a BBB - rated - based allocation in most industries but carried out credit downgrades in the communications, cyclical consumption, and public - utility sectors [2]. - **Individual Bond Analysis**: The companies that funds increased the most in Q4 last year included internet technology companies such as Meta and Amazon, possibly affected by new - bond supply. In absolute terms, the companies that funds were overweight compared to the benchmark index were concentrated in sectors such as banking (e.g., JPMorgan Chase, Morgan Stanley, UBS), automotive (e.g., Ford, General Motors, Hyundai), and tobacco; in addition, funds also maintained an overweight position in sectors such as TMT (e.g., Oracle, Meta, Broadcom) and health insurance, which were sectors with attractive valuations [2].