Di Yi Cai Jing·2025-07-28 10:38Summary of Key Points Core Viewpoint - The A-share market experienced significant trading activity on July 28, with a total of 75 stocks involved in block trades amounting to 2.075 billion yuan, highlighting notable trading volumes in specific companies [1]. Group 1: Trading Activity - A total of 75 stocks had block trades, with a total transaction value of 2.075 billion yuan [1]. - The top three companies by transaction value were Heng Rui Medicine (4.68 billion yuan), China Eastern Airlines (2.93 billion yuan), and Sheng Nong Development (1.45 billion yuan) [1]. - Among the stocks, 18 were traded at par, 9 at a premium, and 48 at a discount [1]. Group 2: Premium and Discount Rates - The stocks with the highest premium rates were Dinglong Co. (20.34%), China Eastern Airlines (8.44%), and *ST Tianmao (7.41%) [1]. - The stocks with the highest discount rates included Guangxin Technology (31.31%), Cheng Tian Wei Ye (22.97%), and Bei Da Pharmaceutical (22.84%) [1]. Group 3: Institutional Buying and Selling - The top institutional buying amounts were led by Sheng Nong Development (145 million yuan), Heng Rui Medicine (71.47 million yuan), and Cheng Guang Co. (54.73 million yuan) [2]. - The leading institutional selling amounts were from De Ming Li (58.88 million yuan), Ningde Times (23.97 million yuan), and Jin Tang Lang (9.99 million yuan) [2].