Zheng Quan Shi Bao Wang·2025-11-17 09:11Core Insights - In the past 10 days (from November 4 to November 17), 88 listed companies were investigated by overseas institutions, with Optoelectronics being the most scrutinized, receiving attention from 58 overseas institutions [1][2][3] - A total of 444 companies were surveyed by institutions, with securities companies conducting the most investigations (404 companies), followed by fund companies (310 companies) [1] - The average stock price of companies investigated by overseas institutions increased by 1.17% over the past 10 days, with notable performers including Huasheng Lithium Battery, which saw a cumulative increase of 190.10% [1][2] Company Performance - Optoelectronics was the most investigated company, with 58 overseas institutions participating, but its stock price decreased by 6.24% [3] - Huasheng Lithium Battery had the highest stock price increase among investigated companies, with a rise of 190.10%, closing at 136.87 yuan [1][3] - Other companies with significant stock price increases include Suzhou Tianmai (30.17%) and Weidao Nano (16.40%) [1][2] Stock Price Movements - Among the companies surveyed, 46 experienced stock price declines, with the largest drop recorded by Jiehuate at 17.84% [1][3] - The stock price of companies like Hunan Youneng and Saifen Technology also saw positive movements, with increases of 13.82% and 13.78%, respectively [1][2] - The overall trend indicates a mixed performance among the companies investigated, with some experiencing substantial gains while others faced declines [1][3]