步科股份股价涨5.45%，永赢基金旗下1只基金位居十大流通股东，持有401.05万股浮盈赚取3039.93万元

Group 1 - The core viewpoint of the news is that Buke Co., Ltd. experienced a stock price increase of 5.45%, reaching 146.73 yuan per share, with a total market capitalization of 13.328 billion yuan [1] - Buke Co., Ltd. is located in the China (Shanghai) Pilot Free Trade Zone and was established on December 9, 2008. It specializes in the research, production, and sales of core components for industrial automation equipment and digital factory software and hardware [1] - The company's main business revenue composition includes 69.15% from drive systems, 30.09% from control systems, and 0.77% from other sources [1] Group 2 - Among the top ten circulating shareholders of Buke Co., Ltd., a fund under Yongying Fund holds a significant position. The Yongying Advanced Manufacturing Smart Selection Mixed Fund A (018124) reduced its holdings by 131,600 shares, now holding 4.0105 million shares, which is 4.77% of the circulating shares [2] - The Yongying Advanced Manufacturing Smart Selection Mixed Fund A was established on May 4, 2023, with a latest scale of 4.697 billion yuan. It has achieved a year-to-date return of 0.65% and a one-year return of 98.59% [2] - The fund manager, Zhang Lu, has a tenure of 6 years and 163 days, with the fund's total asset scale at 22.921 billion yuan. The best return during Zhang's tenure is 150.95%, while the worst return is -60.31% [3]