超长债周报：经济放缓，超长债横盘震荡-20251116

Report Industry Investment Rating No relevant content provided. Core Viewpoints of the Report - The economic growth continued to slow down in October, inflation slightly rebounded, and the growth rate of financial data declined comprehensively. The overall economy still faced pressure. The bond market first rose and then fell, with ultra - long bonds slightly increasing [1][4][10][43]. - The probability of a bond market rebound is higher. The economic stabilization since the fourth quarter of last year mainly came from the central government's leverage increase. Considering the low probability of additional treasury bond issuance in the fourth quarter of this year, the government bond financing growth rate is expected to continue to decline, and the domestic economy will still be under pressure. On the other hand, the central bank resumed treasury bond trading, and investors rushed to get a head - start at the end of the year, with positive investor sentiment [2][3][11][12]. - For the 30 - year treasury bond, the 30 - 10 spread is expected to compress periodically with the bond market rebound. For the 20 - year China Development Bank bond, the variety spread is expected to continue to compress in the short term [2][3][11][12]. Summary by Directory Weekly Review - Ultra - long Bond Review: The bond market first rose and then fell last week, with ultra - long bonds slightly increasing. The trading activity of ultra - long bonds slightly decreased but remained very active. The term spread of ultra - long bonds remained flat, and the variety spread widened [1][4][10]. - Ultra - long Bond Investment Outlook - 30 - year Treasury Bond: As of November 16, the spread between the 30 - year and 10 - year treasury bonds was 34BP, at a historically low level. The 30 - 10 spread is expected to compress periodically with the bond market rebound [2][11]. - 20 - year China Development Bank Bond: As of November 16, the spread between the 20 - year China Development Bank bond and the 20 - year treasury bond was 7BP, at a historically low position. The variety spread of the 20 - year China Development Bank bond is expected to continue to compress in the short term [3][12]. Ultra - long Bond Basic Overview - The balance of outstanding ultra - long bonds was 23.9 trillion. As of October 31, ultra - long bonds with a remaining maturity of over 14 years totaled 239,836 billion (excluding asset - backed securities and project revenue notes), accounting for 15.0% of the total bond balance. Local government bonds and treasury bonds were the main varieties [13]. - By variety, treasury bonds accounted for 27.0%, local government bonds 67.5%, policy - based financial bonds 1.9%, government agency bonds 1.7%, commercial bank sub - debt 0.4%, corporate bonds 0.4%, enterprise bonds 0.1%, medium - term notes 1.0%, private bonds 0.0%, and directional instruments 0.0% [13]. - By remaining maturity, bonds with a maturity of 14 - 18 years accounted for 25.2%, 18 - 25 years 29.1%, 25 - 35 years 39.8%, and over 35 years 5.9% [13]. Primary Market - Weekly Issuance: The issuance volume of ultra - long bonds was large last week (November 10 - 16, 2025), totaling 1,330 billion yuan, a significant increase compared to the week before last. By variety, treasury bonds were 270 billion, local government bonds 1,042 billion, and medium - term notes 18 billion. By term, 15 - year bonds were 293 billion, 20 - year bonds 197 billion, and 30 - year bonds 840 billion [19]. - This Week's Planned Issuance: The announced ultra - long bond issuance plan for this week totals 891 billion, including 811 billion in ultra - long local government bonds and 80 billion in ultra - long commercial bank sub - debt [25]. Secondary Market - Trading Volume: Ultra - long bonds were actively traded last week, with a trading volume of 8,782 billion, accounting for 10.1% of the total bond trading volume. The trading activity of ultra - long bonds slightly decreased. Compared with the week before last, the trading volume decreased by 2,169 billion, and the proportion decreased by 1.9% [28]. - Yield: The bond market first rose and then fell last week, with ultra - long bonds slightly increasing. The yields of different types of ultra - long bonds changed. For example, the yields of 15 - year, 20 - year, 30 - year, and 50 - year treasury bonds changed by - 1BP, - 1BP, - 1BP, and 5BP respectively [43]. - Spread Analysis - Term Spread: The term spread of ultra - long bonds remained flat last week, with an absolute level on the low side. The 30 - 10 spread of benchmark treasury bonds was 34BP, unchanged from the week before last, at the 14% percentile since 2010 [51]. - Variety Spread: The variety spread of ultra - long bonds widened last week, with an absolute level on the low side. The spreads between the 20 - year China Development Bank bond and treasury bond, and between the 20 - year railway bond and treasury bond were 15BP and 20BP respectively, with changes of 0BP and 3BP compared to the week before last, at the 12% and 14% percentiles since 2010 [51]. 30 - year Treasury Bond Futures - Last week, the main contract of the 30 - year treasury bond futures, TL2512, closed at 116.16 yuan, an increase of 0.18%. The total trading volume was 525,600 lots (- 48,236 lots), and the open interest was 179,300 lots (- 1,250 lots). The trading volume slightly decreased, and the open interest slightly decreased compared to the week before last [56].