51只基金5月15日净值增长超1%，最高回报3.36%

Summary of Key Points Core Viewpoint - The stock market experienced a decline, with a small percentage of funds achieving positive returns, indicating a challenging environment for investors [1][2]. Fund Performance - Only 5.26% of stock and mixed funds achieved positive returns yesterday, with 51 funds returning over 1% and 188 funds experiencing a net value drop exceeding 3% [1][2]. - The average net value growth rate for stock and mixed funds on May 15 was -0.95% [1]. - The top-performing fund was Guolian Brand Preferred Mixed C, with a net value growth rate of 3.36% [2]. Market Indices - The Shanghai Composite Index fell by 0.68% to close at 3380.82 points, while the Shenzhen Component Index and the ChiNext Index dropped by 1.62% and 1.92%, respectively [1]. Sector Performance - Among the Shenwan first-level industries, the best-performing sectors included beauty care (up 3.68%), coal (up 0.42%), and public utilities (up 0.12%) [1]. - The sectors with the largest declines were computer (down 2.97%), communication (down 2.45%), and electronics (down 2.12%) [1]. Fund Types - The top-performing funds by type included 34 equity funds, 12 flexible allocation funds, and 3 standard equity funds among those with over 1% growth [2]. - The fund with the largest decline was Yongying Digital Economy Smart Mixed Initiation C, which saw a drop of 5.56% [2][3]. Fund Company Performance - Among the funds with a net value growth rate exceeding 1%, 7 funds belonged to Fortune Fund, while Caitong Asset Management and Hengyue Fund each had 4 funds listed [1][2].