中国基金报·2025-07-05 04:27Core Viewpoint - The article reveals the latest stock adjustments made by several well-known fund managers, highlighting their investment strategies and the performance of specific companies in the market [1]. Group 1: Investment Movements - Wan Minyuan increased his stake in Oriental Bio, holding 5 million shares, representing 2.48% of the company, making him the fifth-largest shareholder. This reflects a significant increase from 4.22 million shares (2.09%) in the first quarter, indicating a 77,830-share increase in the second quarter [3]. - Fund managers Yan Siqian and Lü Yuechao reduced their holdings in Qin'an Co., with notable new entries from Liu Xiaofei's fund, which holds 1.68 million shares, ranking as the ninth-largest shareholder. The three funds that reduced their stakes were previously among the top shareholders [5][6]. - Xu Yan decreased his holdings in Wufangzhai, with his fund holding 1.25 million shares (0.63%), down from 2.22 million shares (1.12%) earlier this year. This reduction follows a trend of significant divestment since the fourth quarter of the previous year [8][9]. Group 2: Company Performance - Oriental Bio specializes in the research, production, and sales of in vitro diagnostic products and has established over 50 subsidiaries globally, employing a professional team of over 3,000 [3]. - Qin'an Co. is a manufacturer of core components for automotive engine power systems and has seen its stock price double this year, with a recent acquisition of a 99% stake in Anhui Yigao Optoelectronics [5][6]. - Wufangzhai, founded in 1921, focuses on glutinous rice food products and has been diversifying its offerings, including mooncakes and egg products, to seek new growth avenues [8].