模型提示资金风险偏好降低，情绪进一步修复缺乏哪些关键因素？——量化择时周报20250516

Group 1 - The core viewpoint of the article indicates that market sentiment is recovering, with a short-term bullish outlook based on the sentiment model [1] - The sentiment structure indicator has shown significant fluctuations over the past five years, with a notable low position in 2023, but has recently risen to a score of 2 as of May 16, suggesting further recovery [1] - The model indicates that market sentiment has been improving for 17 consecutive trading days since the low point on April 18 [1] Group 2 - Future sentiment recovery requires dual support from trading volume and investment themes, as the market's risk appetite has decreased despite some positive sentiment indicators [4] - The A-share market's trading volume has decreased compared to the previous week, with a daily trading volume of 952.91 million shares on Friday [5] - The net outflow of funds from the Sci-Tech Innovation Board has accelerated, with a total outflow of 2.453 billion yuan this week [8] Group 3 - The industry trend score has turned negative, indicating a lack of investment themes and weak sector performance [11] - The short-term trend scores for the comprehensive and transportation sectors have increased significantly, with both sectors showing an increase of nearly 60% [14] - The model suggests that the growth style is currently dominant, although there has been a recent shift towards large-cap styles [16]