长源东谷股价涨6.44%，广发基金旗下1只基金重仓，持有210.01万股浮盈赚取455.73万元

Group 1 - The core point of the news is the significant increase in the stock price of Changyuan Donggu, which rose by 6.44% to 35.89 CNY per share, with a total market capitalization of 11.633 billion CNY [1] - Changyuan Donggu, established on December 19, 2001, specializes in the research, production, and sales of diesel engine components, with main revenue sources being cylinder blocks (55.32%), cylinder heads (34.97%), connecting rods (5.61%), and other products [1] Group 2 - From the perspective of fund holdings, Guangfa Fund has a significant position in Changyuan Donggu, with Guangfa Shengjin Mixed A Fund holding 2.1001 million shares, accounting for 4.13% of the fund's net value, ranking as the fifth-largest holding [2] - The Guangfa Shengjin Mixed A Fund has a total scale of 1.218 billion CNY and has achieved a year-to-date return of 21.78% [2] Group 3 - The fund manager of Guangfa Shengjin Mixed A, Wang Mingxu, has a tenure of 6 years and 337 days, with the fund's total asset scale at 10.196 billion CNY, achieving a best return of 135.19% during his tenure [3] - Co-manager Duan Tao has a tenure of 5 years and 123 days, managing assets of 2.279 billion CNY, with a best return of 66.83% during his tenure [3]