本周转涨，且涨幅超权益：可转债周报（2025年9月22日至2025年9月26日）-20250927

1. Report Industry Investment Rating No relevant content provided. 2. Core View of the Report - In the context of the slow - bull expectation in the equity market and the pattern where the demand in the convertible bond market is stronger than the supply and is difficult to change, convertible bonds remain relatively high - quality assets in the long run. Currently, the overall valuation level is relatively high, and more efforts need to be made in the structure [4]. 3. Summary by Related Catalogs Market行情 - From September 22 to September 26, 2025 (5 trading days), the CSI Convertible Bond Index rose by +0.9% (last week's change was - 1.5%), turning positive this week; the CSI All - Share Index changed by +0.2% (last week's change was - 0.2%). The convertible bonds outperformed equities this week, for the first time in a month. Since the beginning of 2025, the CSI Convertible Bond Index has risen by +15.3%, and the CSI All - Share Index has risen by +21.3%. The convertible bond market has underperformed the equity market [1]. - By rating, high - rated bonds (rated AA + and above), medium - rated bonds (rated AA), and low - rated bonds (rated AA - and below) rose by +0.69%, +0.86%, and +0.51% respectively this week, with low - rated bonds having the smallest increase [1]. - By convertible bond scale, large - scale convertible bonds (bond balance greater than 5 billion yuan), medium - scale convertible bonds (balance between 500 million and 5 billion yuan), and small - scale convertible bonds (balance less than 500 million yuan) rose by +0.73%, +1.01%, and +0.01% respectively this week, with small - scale convertible bonds having the smallest increase [1]. - By conversion parity, ultra - high - parity bonds (conversion value greater than 130 yuan), high - parity bonds (conversion value between 110 and 130 yuan), medium - parity bonds (conversion value between 90 and 110 yuan), low - parity bonds (conversion value between 70 and 90 yuan), and ultra - low - parity bonds (conversion value less than 70 yuan) rose by +1.15%, +0.69%, +0.38%, +0.36%, and +0.36% respectively this week, with ultra - high - parity bonds having the largest increase [2]. Convertible Bond Price, Parity, and Conversion Premium Rate - As of September 26, 2025, there were 427 outstanding convertible bonds (432 at the end of last week), with a balance of 593.378 billion yuan (599.191 billion yuan at the end of last week). The average convertible bond price was 130.44 yuan (130.41 yuan last week), with a quantile of 98.4%; the average convertible bond parity was 104.27 yuan (105.51 yuan last week), with a quantile of 94.3%; the average conversion premium rate was 26.0% (25.2% last week), with a quantile of 49.6%. Among them, the conversion premium rate of medium - parity convertible bonds (conversion value between 90 and 110 yuan) was 28.8% (28.1% last week), higher than the median conversion premium rate of medium - parity convertible bonds since 2018 (20.3%) [3]. Convertible Bond Performance and Allocation Direction - The CSI Convertible Bond Index rose by +0.9% this week, and convertible bonds outperformed equities for the first time in a month. Since the beginning of 2025, the convertible bond market has underperformed the equity market. In the long run, convertible bonds are still relatively high - quality assets, but the current valuation is high, and more attention should be paid to the structure [4]. Convertible Bond Increase Situation - The top 15 convertible bonds in terms of increase this week include Jize Convertible Bond, Huicheng Convertible Bond, etc. For example, Jize Convertible Bond rose by 25.83%, and its underlying stock, Jize New Energy, rose by 18.22% [23].