股指周报：AI关注度再次提升上证重返前期高点-20250916

1. Report Industry Investment Rating No relevant content provided. 2. Core Viewpoints of the Report - Technology is still the main force, with certain extreme characteristics in the trading structure, and the volatility of recently over - rising technology blue - chips has increased significantly; there is still room for the revaluation of Chinese assets, and the persistency requires the support of macro - policies. Futures on stock indices should be bought on dips [4]. - The current policies to stabilize the capital market are positive, the bottom line of stock indices is clear, and new technologies and new consumption are promoting the stabilization and recovery of economic expectations [6]. - It is recommended to focus on allocating technology - growth sectors with profit certainty, such as semiconductors and AI computing power, and also pay attention to the rotation allocation value of low - valuation defensive sectors such as finance, securities, and consumption [7]. 3. Summary According to Relevant Catalogs 3.1 Market Performance - This week, domestic stock indices rebounded, and the ChiNext and STAR Market continued to strengthen. The Shanghai Composite Index rose 1.52%, the ChiNext Index rose 2.10%, and the STAR 50 Index soared 5.48%. Most of the 31 Shenwan primary industry indices rose, with sectors such as electronics, real estate, and agriculture, forestry, animal husbandry, and fishery rising significantly [16][20]. - As of September 12, 2025, the Nasdaq Composite Index rose 2.03%, the S&P 500 Index rose 1.58%, and the Hang Seng Tech Index rose 5.31% [20]. 3.2 Liquidity - The 7 - day reverse repurchase rate (DR007) of inter - bank deposit - type financial institutions remained low, and the net MLF injection in July was 40 billion yuan. The yield of the 10 - year Treasury bond dropped to around 1.7% [21]. - In August, the total social financing increased less year - on - year. The new social financing in August was 2.57 trillion yuan, a year - on - year decrease of 483 billion yuan. The year - on - year growth rate of social financing stock dropped to 8.8%, 0.2 percentage points lower than at the end of last month, the first year - on - year decrease in the past 8 months. The main reasons were the year - on - year decrease in RMB loans to the real economy and the large - scale issuance of government bonds in August last year [21]. - The "scissors gap" between M1 and M2 continued to narrow. In August, the narrow - sense money M1 was 11.23 trillion yuan, a year - on - year increase of 6.0%, the highest since May 2002 [21]. 3.3 Trading Data and Sentiment - This week, the trading volume of the two markets increased slightly, and stock indices regained their upward momentum. The average daily trading volume of the two markets (MA5) reached around 2.5 trillion yuan, and the new account opening numbers in different months showed fluctuations [29]. - The one - month new account opening number was 1.57 million, the two - month new account opening number was 2.88 million, the three - month new account opening number was 3.06 million, the four - month new account opening number dropped to 1.92 million, the five - month new account opening number continued to drop to 1.555 million, the six - month new account opening number slightly rose to 1.6464 million, the seven - month new account opening number was 1.9636 million, and the eight - month new account opening number was 2.6503 million [29]. 3.4 Index Valuation - As of September 12, 2025, the latest PE of the Shanghai Composite Index was 16.58, with a percentile of 3.68, and the latest PE of the entire market was 22.24, with a percentile of 86.31. In terms of major stock indices, the valuation percentiles were in the order of CSI 1000 < CSI 500 < SSE 50 < SSE 300 [37]. - The absolute valuation of indices was at a low level [36]. 3.5 Index Industry Weights (as of June 30, 2025) - In the SSE 50, the weights of banking, non - banking finance, and food and beverage were relatively high, at 21.34%, 15.48%, and 13.88% respectively, and the electronics industry became the fourth - largest weighted industry [46][47]. - In the SSE 300, the weights were relatively dispersed, and the top three weighted industries were banking, non - banking finance, and electronics [47]. - In the CSI 500, the top three weighted industries were electronics, pharmaceutical biology, and non - banking finance [47]. - In the CSI 1000, the top three weighted industries were electronics, pharmaceutical biology, and computer [47]. 3.6 Other Overseas and Domestic Policy Tracking - The United States is about to enter a new interest - rate cut cycle. As of September 10, the probability of the Fed cutting interest rates in September was nearly 100%, and the expected interest - rate cut within the year was 50 - 75 BP [52]. - In 2025, the government work report and the Two Sessions in March set the economic growth target at 5%, the CPI increase at about 2%, implemented a moderately loose monetary policy, and a more active fiscal policy, and planned to issue 1.3 trillion yuan of ultra - long - term special treasury bonds [53]. - At the State Council Information Office press conference on May 7, 2025, the deposit reserve ratio was lowered by 0.5 percentage points, the policy interest rate was lowered by 0.1 percentage points, a 500 - billion - yuan service consumption and elderly care re - loan was established, and measures were taken to support the entry of various medium - and long - term funds into the market [53].