万华化学：截至2025年5月9日前十大流通股东持股占比57.9%

Group 1 - Wanhua Chemical announced a share buyback plan to be approved at the first meeting of the ninth board of directors on April 12, 2025 [1] - The top ten unrestricted shareholders as of May 9, 2025, hold a total of approximately 1.818 billion shares, accounting for 57.9% of the total shares [1] - The largest shareholder, Yantai Guofeng Investment Holding Group Co., Ltd., holds about 678 million shares, representing 21.59% of the total [1] Group 2 - Yantai Zhongcheng Investment Co., Ltd. is the second-largest shareholder with approximately 330 million shares, accounting for 10.52% [1] - Ningbo Zhongkai Xin Venture Capital Co., Ltd. holds around 302 million shares, representing 9.61% [1] - Other notable shareholders include Prime Partner International Limited and Hong Kong Central Clearing Limited, holding 5.51% and 4.55% respectively [1]