量化超额收益哪家强？量化巨头明汯、幻方量化居前！千衍、世纪前沿等上榜！

Core Viewpoint - The A-share market has shown a continuous upward trend since the "9.24 market" last year, with significant gains in major indices, leading to a favorable investment environment for long-only private equity funds, particularly in quantitative strategies which have outperformed traditional subjective strategies [2][3]. Group 1: Market Performance - As of November 2025, the Shanghai Composite Index has increased by 16.90%, while the Shenzhen Composite Index and the ChiNext Index have risen by approximately 22.36% and 37.26% respectively, indicating a strong overall market performance [2]. - Quantitative long-only products have shown impressive results, with 785 products achieving an average return of 38.48%, surpassing the 35.16% average return of subjective long strategies [2][3]. Group 2: Private Equity Strategy Performance - Among various private equity strategies, quantitative long strategies lead with an average return of 38.48%, followed by subjective long strategies at 35.16%, and other derivative strategies at 31.15% [3]. - The total number of private equity products with performance data is 4,991, with a combined scale of approximately 3,994.81 billion [3]. Group 3: Quantitative Stock Selection - There are 27 private equity firms with at least three quantitative stock selection products, totaling 98 products and a combined scale of about 119.15 billion [5]. - The top three private equity firms in terms of excess return from quantitative stock selection are Lingjun Investment, Minghong Investment, and Longyin Tiger, with their average excess returns being noteworthy [5][6]. Group 4: Mid-Cap Index Strategy - For the CSI 500 index enhancement strategy, 12 private equity firms have a total of 62 products, with a combined scale of approximately 66.84 billion [8]. - The leading firms in this strategy are Ningbo Huansheng Quantitative, Qianyan Private Equity, and Century Frontier, showcasing strong performance in excess returns [8][9].