——可转债周报20251227：商业航天起势，转债参与机会如何？-20251230

1. Report's Investment Rating for the Industry - The provided content does not mention the industry investment rating. 2. Core Views of the Report - Driven by policies and growth logic, the commercial space sector has recently gained momentum. Since late November, the sector's convertible bonds have shown a pattern of premium compression followed by price increases. The current valuation is high but the equity nature has strengthened, and the short - term forced redemption pressure may be relatively small [6][11]. - A - shares strengthened overall during the week, with the ChiNext and small - and medium - cap styles outperforming. Cyclical manufacturing sectors such as non - ferrous metals and defense industries led the gains, and the sector congestion showed a differentiated pattern [6][11]. - The convertible bond market also strengthened overall, with small - cap indices outperforming large - cap ones. Valuations were differentiated, and the implied volatility and median price remained at high levels. Structurally, cyclical manufacturing sectors performed well, and some high - premium convertible bonds had significant price increases [6][11]. - The primary market issuance was stable with sufficient reserves. Clause games were the current focus, with issuers having a weak willingness to lower the conversion price while the redemption game intensified. Attention should be paid to the valuation adjustment under emotional disturbances [6][11]. 3. Summary by Relevant Catalogs 3.1 Market Theme Weekly Review - During the week from December 21 to December 27, 2025, the equity market strengthened overall. The lithium - battery and commercial space sectors were strong. In the lithium - battery sector, the lithium - battery electrolyte, lithium hexafluorophosphate, lithium - ore, and power - battery indices performed well. In the commercial space sector, the aerospace technology, commercial space, and satellite - internet indices led the gains [24]. 3.2 Market Weekly Tracking 3.2.1 Main Indices Strengthened, Small - and Medium - Cap Performed Well - A - share main indices strengthened during the week, with the ChiNext Index performing strongly among the three major indices. In terms of style, the CSI 500 and CSI 2000 indices outperformed other major size indices [26]. - In terms of capital, the net outflow of the market's main funds converged. The average daily trading volume in the market recovered, and the net outflow of main funds slightly decreased. Main funds showed a net inflow on Monday and Wednesday [26]. - Cyclical manufacturing sectors in the A - share market were strong. Non - ferrous metals, defense industries, power equipment, and machinery sectors led the gains, while banks and coal sectors were relatively weak [29]. - In terms of trading volume, funds mainly concentrated in the electronics, power equipment, and machinery sectors. The average daily trading volume of the electronics sector accounted for over 15% [31]. - The market sector congestion was significantly differentiated. The congestion in the electronics, power equipment, non - ferrous metals, machinery, and defense industries sectors recovered, while that in the social services, beauty care, and food and beverage sectors decreased [33]. 3.2.2 Convertible Bond Market Strengthened Overall, Small - Cap Indices Performed Well - The convertible bond market strengthened from December 21 to 27, 2025. The CSI Convertible Bond Index rose, with small - cap convertible bond indices outperforming large - cap ones. The trading volume recovered, and the average daily trading volume exceeded 80 billion yuan [34]. - Valuations in the convertible bond market were differentiated. By conversion parity range, the conversion premium rate in the 140 - 150 yuan parity range expanded significantly, while those in the 130 - 140 yuan and 100 - 110 yuan ranges compressed significantly. By market price range, the conversion premium rate only expanded significantly in the 100 - 110 yuan and 130 - 140 yuan ranges, and compressed significantly in the 120 - 130 yuan and over 150 yuan ranges [37]. - The weighted implied volatility of the convertible bond market balance strengthened with fluctuations during the week, remaining at a historically high level. The median market price of convertible bonds also strengthened slightly with fluctuations and remained at a high historical level [40]. - Convertible bonds in cyclical manufacturing sectors were more elastic. Defense industries, non - ferrous metals, light manufacturing, and petroleum and petrochemical sectors led the gains. In terms of trading volume, the construction materials, electronics, and light manufacturing sectors accounted for over 10% each [44]. - Most individual convertible bonds recovered during the week. The number of convertible bonds with a range increase of 0 or more was 338, accounting for 84.7% of all outstanding convertible bonds in the market. The top five convertible bonds in terms of cross - week gains during the conversion period were Jiamei Convertible Bond, Zai 22 Convertible Bond, Mengsheng Convertible Bond, Guanglian Convertible Bond, and Huayi Convertible Bond, while the bottom five were Yingte Convertible Bond, Furong Convertible Bond, Xinzhi Convertible Bond, Huati Convertible Bond, and Saili Convertible Bond. The top five gainers generally had a relatively high conversion premium rate [46]. 3.3 Convertible Bond Issuance and Clause Tracking 3.3.1 Primary Market Issuance Plan Update - During the week from December 21 to 27, 2025, one convertible bond was listed (Pulian Convertible Bond), and two were available for subscription (Jin 05 Convertible Bond and Shuangle Convertible Bond). Jin 05 Convertible Bond's issuer is Jinpan Technology, in the power equipment industry, with a latest debt rating of AA+ and an issuance scale of 1.67 billion yuan. Shuangle Convertible Bond's issuer is Shuangle Co., Ltd., in the basic chemicals industry, with a latest debt rating of AA - and an issuance scale of 800 million yuan [50]. - Seven listed companies updated their convertible bond issuance plans during the week, including three at the exchange acceptance stage, one at the general meeting of shareholders approval stage, and three at the board of directors' proposal stage. The total disclosed scale of projects at and after the exchange acceptance stage was 75.74 billion yuan [51][52]. 3.3.2 Clause - Related Announcements - Lowering the Conversion Price: Six convertible bonds issued announcements of expected triggering of a lower conversion price, with a market - value - weighted average PB of the underlying stocks of 4.1; five convertible bonds announced not to lower the conversion price, with a market - value - weighted average PB of the underlying stocks of 1.4; no convertible bonds proposed to lower the conversion price [59]. - Redemption: Two convertible bonds announced expected triggering of redemption; four announced not to redeem in advance; four announced early redemption [60].