上实发展录得6天4板

Core Insights - Shanghai Industrial Development Co., Ltd. has experienced significant stock performance, achieving a cumulative increase of 69.18% over six trading days, with four trading days hitting the daily limit up [2] - The stock's turnover rate reached 38.41%, indicating high trading activity [2] Trading Performance - On October 21, 2025, the stock recorded a daily increase of 10.04% with a turnover rate of 8.87% and a net inflow of 76.12 million yuan [2] - The stock's trading history shows fluctuations, with notable increases on October 20 (6.72%) and October 17 (8.13%), while experiencing declines on October 14 (-1.65%) and October 13 (-2.81%) [2] Margin Trading Data - As of October 21, 2025, the margin trading balance for the stock was 299 million yuan, with a daily increase of 1.54 million yuan, reflecting a 0.52% growth [2] - Over the past six days, the margin trading balance has increased by 57.35 million yuan, representing a 23.78% rise [2] Institutional Activity - The stock has appeared on the龙虎榜 (Dragon and Tiger List) four times due to significant price deviations, with institutional investors net selling 91.58 million yuan [2] - The Shanghai-Hong Kong Stock Connect recorded a cumulative net purchase of 40.77 million yuan for the stock [2]