本周7股涨超40%，最牛股周涨超61%

Core Viewpoint - This week, a significant number of stocks experienced substantial price movements, with several stocks showing remarkable gains and losses [1] Group 1: Stock Performance - A total of 7 stocks saw price increases exceeding 40% this week, while 22 stocks had gains over 30% [1] - The top performer,掌阅科技, recorded a weekly increase of 61.11% [1] - Other notable gainers include 顶固集创 with a 60.47% increase, 芯原股份 at 43.71%, and 首都在线 with a 41.99% rise [1] Group 2: Declining Stocks - In contrast, 7 stocks experienced declines greater than 20% this week [1] - The largest drop was seen in *ST立方, which fell by 32.73% [1] - Other significant decliners included *ST云创 with a 29.60% decrease and 巨力索具 down by 24.24% [1]