转债周度专题：近期评级调整怎么看？-20250622

1. Report Industry Investment Rating No relevant content provided. 2. Core Viewpoints of the Report - In 2025, rating adjustments for convertible bonds may be relatively optimistic. With the expectation of economic recovery and policy support such as expanding domestic demand and debt resolution, credit risks are relatively controllable, but industry differentiation and tail risks still need attention [12]. - The A - share market valuation has recovered but remains at a relatively low level in the long - term. The risk premium shows good allocation value. The convertible bond supply is shrinking, and the demand side has certain support. The overall valuation of convertible bonds is in a reasonable range, and the valuation center is expected to fluctuate moderately in the future [15]. - Attention should be paid to popular themes, domestic demand - oriented sectors, high - dividend sectors under the Chinese - characteristic valuation system, and the military industry [15]. 3. Summary of Each Section 3.1. Convertible Bond Weekly Special Topic and Outlook 3.1.1. Recent Rating Adjustments - As of Friday, 237 convertible bonds have disclosed their 2025 annual follow - up rating announcements, accounting for 50.3% of the total number of convertible bonds in the market. Among the updated - rating convertible bonds, 14 have had their ratings downgraded, and the adjustment ratio of medium - and high - rated convertible bonds is significantly lower than in previous years [10]. - Rating downgrades have a short - term negative impact on convertible bonds, but the overall market impact may be relatively controllable. The prices of convertible bonds with high institutional holdings and rating downgrades have relatively large adjustments, while those with low institutional holdings and relatively low original ratings are less affected [10]. 3.1.2. Weekly Review and Market Outlook - This week, the market showed daily fluctuations and a weekly overall correction. The A - share market's three major indexes rose on Monday, adjusted on Tuesday, rose slightly on Wednesday, fell on Thursday, and adjusted with volume contraction on Friday [14]. - The A - share market valuation has recovered but is still at a relatively low level. The export order rebound has led to a narrow improvement in the May PMI. The convertible bond supply is shrinking, and the demand side has support. The convertible bond valuation is expected to fluctuate moderately in the future. Attention should be paid to different sectors [15]. 3.2. Convertible Bond Market Weekly Tracking 3.2.1. Equity Market Declined, and Pro - cyclical Sectors such as Banks Strengthened - This week, the main equity market indexes declined. Among them, the Wind All - A Index fell 1.07%, the Shanghai Composite Index fell 0.51%, the Shenzhen Component Index fell 1.16%, and the ChiNext Index fell 1.66%. The market style was more inclined to large - cap growth [18]. - Three Shenwan industry indexes rose, and 28 declined. The banking, communication, and electronics industries rose, with increases of 2.63%, 1.58%, and 0.95% respectively [21]. 3.2.2. Convertible Bond Market Declined, and the 100 - yuan Premium Rate Decreased - This week, the convertible bond market declined. The CSI Convertible Bond Index fell 0.17%, the Shanghai Convertible Bond Index rose 0.11%, and the Shenzhen Convertible Bond Index fell 0.59%. The average daily trading volume of convertible bonds decreased [23]. - Five convertible bond industries rose, and 24 declined. The non - bank finance, public utilities, and banking industries led the gains, while the media, beauty care, and social services industries led the losses [27]. - Most individual convertible bonds declined. The top five weekly gainers were Jingrui Convertible Bond, Liande Convertible Bond, Tianchuang Convertible Bond, Xuerong Convertible Bond, and Shouhua Convertible Bond. The top five weekly losers were Jinling Convertible Bond, Zhite Convertible Bond, Jindan Convertible Bond, Dongshi Convertible Bond, and Zhongchong Zhuan 2 Convertible Bond [29]. - The weighted conversion value of the whole market increased, and the premium rate rose. The weighted conversion premium rate of the whole market was 48.62%, up 1.02 pct from last weekend. The 100 - yuan parity premium rate was 18.89%, down 1.74 pct from last weekend [34]. 3.2.3. High - Frequency Tracking of Different Types of Convertible Bonds 3.2.3.1. Classification Valuation Changes - This week, the valuations of various types of convertible bonds declined. The valuations of convertible bonds with a parity of 80 - 90 yuan and 100 - 110 yuan declined, while most others increased. The valuations of AAA - rated convertible bonds increased, while those of other ratings decreased. The valuations of large - cap convertible bonds increased, while those of other scale segments decreased [42]. - Since the beginning of 2024, the conversion premium rates of equity - biased and balanced convertible bonds have rebounded from the bottom. As of Friday, the conversion premium rate of equity - biased convertible bonds was below the 35th percentile since 2017, and that of balanced convertible bonds was below the 50th percentile [42]. 3.2.3.2. Market Index Performance - This week, AAA - rated convertible bonds rose, while those of other ratings declined. The AAA convertible bonds rose 0.43%, and AA + convertible bonds fell 0.12% [55]. - This week, large - cap convertible bonds rose, while those of other scales declined. The small - cap convertible bonds fell 0.75%, and the medium - small - cap convertible bonds fell 0.46% [57]. 3.3. Convertible Bond Supply and Clause Tracking 3.3.1. This Week's Primary Plan Issuance - One new convertible bond was listed this week (Hengshuai Convertible Bond), and five issued but unlisted convertible bonds are pending (Luwei Convertible Bond, Dianhua Convertible Bond, Anke Convertible Bond, Xizhen Convertible Bond, and Huachen Convertible Bond). One primary approval was obtained this week, and Maiwei Co., Ltd. (1.967 billion yuan) passed the shareholders' meeting [62]. - From the beginning of 2023 to June 20, 2025, the total number of planned convertible bonds was 92, with a total scale of 146.099 billion yuan [63]. 3.3.2. Downward Revision and Redemption Clauses - This week, 9 convertible bonds announced that they were expected to trigger downward revisions, 15 announced no downward revisions, 5 proposed downward revisions, and 1 actually had a downward revision [66][67]. - Six convertible bonds announced that they were expected to trigger redemptions, 5 announced no early redemptions, and 1 announced an early redemption. As of the end of this week, 4 convertible bonds were still in the put - option declaration period, and 35 were in the company's capital - reduction settlement declaration period [71][73].