每周股票复盘：海正生材（688203）股东减持与股份回购进展

Summary of Key Points Core Viewpoint - The company Zhejiang Haizheng Biomaterials Co., Ltd. is experiencing stock fluctuations, with a recent decline in share price and ongoing shareholder activities including share buybacks and planned reductions in holdings by major shareholders [1][2]. Group 1: Stock Performance - As of July 4, 2025, the stock price of Haizheng Biomaterials closed at 12.06 yuan, down 4.96% from the previous week [1]. - The stock reached a high of 12.86 yuan and a low of 11.85 yuan during the week [1]. - The current market capitalization is 2.444 billion yuan, ranking 62nd in the plastics sector and 4703rd in the A-share market [1]. Group 2: Shareholder Activities - Sinopec Capital, a major shareholder, holds 13,659,494 shares (6.74% of total shares) and plans to reduce its holdings by up to 3,525,600 shares (1.74% of total shares) through block trading within three months from the announcement date [1][3]. - In the past 12 months, Sinopec Capital has already reduced its holdings by 2,026,780 shares (1% of total shares) at prices ranging from 10.17 to 12.02 yuan per share [1]. Group 3: Share Buyback Progress - The company has initiated a share buyback program with a budget of 20 million to 30 million yuan, aimed at employee stock ownership plans or equity incentives [2]. - As of June 30, 2025, the company has repurchased 1,482,364 shares, representing 0.731% of total shares, with a total expenditure of approximately 14.29 million yuan [2].