老水看盘 市场上有两只手，一只 手 叫无形之手，一只 手 叫有形之手。 有形之手显而易见， 现在 希望市场能够降温， 所以 动用了证券、银行、保险等权重指标股 压制指数，同时也发出了相应信号，可称之为 "秀肌肉"。而无形之手则秉持"一万年太久，只 争朝夕"的心态，追涨杀跌、鞭打快牛，围绕科技股反复炒作。赌的是管理层不会自毁长城， 即便要给市场降温，也不会痛下杀手。目前来看，双方僵持不下，谁也无法说服谁。 当前市场正处于 "神仙打架，小鬼遭殃"的局面。之所以这么说，是因为今 天 指数看似跌幅 不大，但个股下跌幅度却十分显著。具体来看，上证指数仅下跌 0.3% ，深证指数直至收盘 前才翻绿，跌幅仅 0.04% ，创业板指也仅下跌 0.15% 。然而，下跌个股数量达 3904 家，上涨个股仅 1910 家； 关键是今天 涨停个股虽有 59 家，但跌停个股多达 26 家， 跌 停个股 较昨 天 的 4 家大幅 放大 ，且跌停个股基本为题材股、概念股等炒作类小盘股，例 如上海建工、首开股份、金发科技、卧龙电驱均跌停，深 证 市场的苏宁环球、景兴纸业也出 现跌停。 水皮杂谈 一家之言 兼听则明 偏听则暗 顺势者昌 逆势者 ...

Report Industry Investment Rating - Not provided in the given content Core Viewpoints - The A-share market's major indices showed a pattern of rising and then falling, with most sector indices declining. Only the electronics, communication, and social services sectors closed in the green. The Shanghai Composite Index dropped 1.15% to 3831.66 points, and the ChiNext Index fell 1.64%. The trading volume in the Shanghai and Shenzhen stock markets reached 3.1 trillion yuan. The U.S. stock market's three major indices all hit new closing highs, with the Nasdaq rising 0.94% to 22470.725 points. [1] - The market adjustment will continue, and it is maintained that the Shanghai Composite Index will be in a volatile adjustment in September. However, there are still structural opportunities in the market. During this market adjustment, the fundamentals and capital enthusiasm of the CSI 500 and CSI 1000 are more advantageous, showing greater resilience. The sentiment weakened yesterday, and the volatility of related options decreased significantly. Opportunities for bottom - up layout can be considered in the next few trading days. [2] Summary by Directory 1. Market Analysis - **Domestic and Overseas Macroeconomic Situation**: In the "14th Five - Year Plan" period, China's R & D investment increased continuously. In 2024, the total R & D investment exceeded 3.6 trillion yuan, a 48% increase from 2020, and the R & D investment intensity reached 2.68%, exceeding the average level of EU countries. The number of initial jobless claims in the U.S. last week dropped to 231,000, the largest decline in nearly four years. [1] - **Stock Market Performance**: In the spot market, A - share indices rose and then fell. Most sector indices declined, with only a few sectors closing in the green. The trading volume in the Shanghai and Shenzhen stock markets increased to 3.1 trillion yuan. In the U.S., the three major stock indices all hit new closing highs. In the futures market, the basis of stock index futures decreased on the delivery day of the current - month contract, and both trading volume and open interest increased. [1] 2. Strategy - The market adjustment will continue, and the Shanghai Composite Index will be in a volatile adjustment in September. There are structural opportunities, with the CSI 500 and CSI 1000 showing more resilience. Opportunities for bottom - up layout can be considered in the next few trading days. [2] 3. Charts 3.1 Macro - economic Charts - Include charts showing the relationship between the U.S. dollar index and A - share trends, U.S. Treasury yields and A - share trends, RMB exchange rates and A - share trends, and U.S. Treasury yields and A - share style trends. [5] 3.2 Spot Market Tracking Charts - **Stock Index Performance**: On September 18, 2025, the Shanghai Composite Index was 3831.66 (down 1.15% from the previous day), the Shenzhen Component Index was 13075.66 (down 1.06%), the ChiNext Index was 3095.85 (down 1.64%), the CSI 300 Index was 4498.11 (down 1.16%), the SSE 50 Index was 2912.83 (up 0.17%), the CSI 500 Index was 7199.88 (down 0.83%), and the CSI 1000 Index was 7476.40 (down 1.04%). [11] - Also include charts of trading volume in the Shanghai and Shenzhen stock markets and margin trading balances. [11] 3.3 Stock Index Futures Tracking Charts - **Trading Volume and Open Interest**: The trading volume and open interest of stock index futures increased. For example, the trading volume of IF was 220,019 (an increase of 57,520), and the open interest was 288,603 (an increase of 14,691). [15] - **Basis**: The basis of stock index futures decreased. For example, the basis of the IF current - month contract was - 10.91 (a decrease of 13.09). [36] - **Inter - delivery Spread**: The inter - delivery spread data of stock index futures are provided, such as the IF's next - month minus current - month spread was - 11.20 (a change of + 0.20). [42]

Core Insights - The essence of futures contract delivery is not merely a point of settlement but a natural transition in the contract lifecycle, serving as a calibration moment for market prices and a testing window for holding strategies [1][2][3] Group 1: Delivery Mechanism - Delivery day acts as a price anchor, reflecting the market consensus on the contract's value, which can help long-term holders assess the effectiveness of their arbitrage strategies [1] - The average price of the underlying index in the last two hours before delivery is used as the settlement price, which helps in correcting any unreasonable price discrepancies [1] Group 2: Strategy Transition - The transition between old and new contracts is crucial for maintaining strategy coherence, with short-term traders advised to monitor the "contract rollover premium" to minimize costs [2] - Long-term investors should plan their rollover strategies based on market expectations, either moving into new contracts before delivery or waiting for clearer trends post-delivery [2] Group 3: Position Assessment - Pre-delivery position assessment is essential for risk management, ensuring that hedging positions align with actual market exposure [3] - Traders must be aware of potential liquidity issues on delivery day, which can lead to unexpected price movements [3] Group 4: Post-Delivery Review - Post-delivery analysis provides an opportunity to identify strategy blind spots and improve future trading decisions, with traders encouraged to maintain a "delivery log" for continuous learning [5] - The process of reviewing actual settlement results against expectations can enhance understanding of market cycles and improve strategy effectiveness over time [5] Group 5: Market Dynamics - Futures delivery is described as a natural rhythm of market operations, where understanding and adapting to this rhythm can lead to more effective trading strategies [5] - Embracing the delivery process rather than resisting it allows traders to better align their strategies with market realities [5]