行业轮动周报：指数弱反弹目标补缺，融资资金净流入通信与电子-20251202
China Post Securities·2025-12-02 03:15
  • The diffusion index model tracks industry rotation based on momentum principles, aiming to capture upward trends in industries. It has been monitored for four years, with notable performance in 2021 and stable returns in 2022. However, it faced challenges in 2023 and 2024 due to market reversals. For December 2025, recommended industries include non-ferrous metals, comprehensive, steel, banking, power equipment & new energy, and electronics[23][24][27] - The GRU factor model utilizes GRU deep learning networks to analyze minute-level volume and price data, focusing on short-cycle performance. It has achieved significant excess returns since 2021 but struggled in 2025 due to concentrated market themes. For the week ending November 28, 2025, industries ranked highest by GRU factors include comprehensive, steel, banking, comprehensive finance, retail, and agriculture[30][31][33] - Diffusion index model weekly rankings show top industries as non-ferrous metals (0.994), comprehensive (0.961), steel (0.939), banking (0.937), power equipment & new energy (0.902), and electronics (0.853). Industries with the lowest rankings include food & beverage (0.343), utilities (0.498), transportation (0.503), real estate (0.548), construction (0.563), and oil & petrochemicals (0.616)[24][25][26] - GRU factor weekly rankings highlight top industries as comprehensive (4.42), steel (3.9), banking (0.5), comprehensive finance (0.43), retail (0.18), and agriculture (-0.33). Industries ranked lowest include communication (-15.26), defense (-9.1), electronics (-8.71), pharmaceuticals (-8.44), computing (-8.11), and real estate (-7.63)[31][32][33] - Diffusion index model achieved an average weekly return of 3.53%, exceeding the equal-weighted return of CICC primary industries by 1.10%. Year-to-date excess return stands at 2.55%[27] - GRU factor model recorded an average weekly return of 1.06%, underperforming the equal-weighted return of CICC primary industries by -1.43%. Year-to-date excess return is -4.45%[33]