股市异动升波，债市?短分化

1. Report Industry Investment Rating - The report does not provide an overall industry investment rating. However, for different financial derivatives: - Stock index futures: The outlook is "volatile", and the recommended operation is "Dividend ETF + IC long positions". [6] - Stock index options: The outlook is "volatile", and the recommended operation is a covered strategy. [6] - Treasury bond futures: The outlook is "volatile". Recommended strategies include trend strategy (volatile), hedging strategy (focus on short - selling hedging at low basis levels), basis strategy (appropriately focus on basis widening), and curve strategy (the curve may remain steep). [6][7] 2. Core Viewpoints of the Report - Stock index futures experienced high - volatility fluctuations in the afternoon, and their sustainability is restricted by trading volume. Stock index option implied volatility rebounded due to positive sentiment. The long and short - end trends of the main treasury bond futures contracts diverged. [1][2][3] 3. Summary by Relevant Catalogs Market Views - Stock Index Futures: On Wednesday, the Shanghai Composite Index fluctuated and closed up with trading volume basically unchanged. The intraday change occurred in the afternoon, with small - cap stock volatility surging. The catalyst might be SMIC's 10% price increase for some production capacities. Large - cap stocks are more likely to receive incremental funds in the medium - term. Near the end of the year, overall upward movement is restricted by trading volume. It is recommended to adopt a defensive allocation with high - dividend and price - increase chains as the main lines, and large - cap stocks are preferred over small - cap stocks. [1][6] - Stock Index Options: On Wednesday, the equity market rose with shrinking volume. Option implied volatility rose rapidly in the afternoon and most varieties' implied volatility fell at the end of the session. The market layout may favor large - cap stocks. The total option trading volume increased by 26.57%. The market hedging structure may shift from selling calls to buying puts. A covered strategy can be continued to increase returns. [2][6] - Treasury Bond Futures: The long and short - end main futures contracts showed a trend of opening low and rising oscillating. Morning fund tightening led to an opening low, while improved sentiment in the market might be related to expectations of increased central bank bond purchases and a higher probability of a reserve - requirement cut. The central bank will conduct a 400 - billion - yuan MLF operation on the 25th, with a net injection of 100 billion yuan. In the short - term, the fund situation is relatively loose, which is beneficial for the short end, while the long end may fluctuate. [3][6][7] Economic Calendar - On December 22, 2025, China's 1 - year and 5 - year loan prime rates (LPR) remained unchanged at 3% and 3.5% respectively. - On December 23, the initial quarterly - adjusted annualized GDP growth rate in the third quarter of the United States was 4.3%, higher than the forecast of 3.2%. - On December 24, the seasonally - adjusted initial jobless claims in the United States on December 20 were 2.14 million, lower than the previous value and forecast of 2.24 million. [8] Important Information and News Tracking - Real Estate Restrictions: Beijing optimized real - estate policies, including relaxing non - Beijing household purchase conditions and supporting multi - child family housing needs. The minimum down - payment ratio for second - home provident fund loans was reduced from 30% to 25%. [9] - MLF: On December 25, 2025, the People's Bank of China will conduct a 400 - billion - yuan MLF operation. [9] - Semiconductor: SMIC and VIS announced a 10% price increase for the 8 - inch BCD process platform, possibly due to high demand for power chips in AI servers. [10] - Foreign Investment: The 2025 version of the "Catalogue of Industries Encouraging Foreign Investment" will be implemented on February 1, 2026, aiming to attract more foreign investment in specific fields and regions. [10] Derivatives Market Monitoring - The report mentions the monitoring of stock index futures, stock index options, and treasury bond futures data, but specific data details are not provided in the content for a comprehensive summary. [11][15][27]