皮阿诺：股票连续三日涨幅偏离值超20%，多项事项存不确定性

Core Viewpoint - The company announced that its stock price experienced an abnormal fluctuation, with a cumulative increase of over 20% during three consecutive trading days from January 21 to 23, 2026, but no significant undisclosed information was found [1] Group 1 - The company confirmed that there were no corrections or supplements needed for prior information and no major undisclosed information reported in public media [1] - The operating environment of the company has not changed recently [1] - The controlling shareholder, Ma Libin, signed a contract with Chuxinwei in 2025, which will result in a change of actual controller to Yin Jiayin, although this transfer and the issuance of stocks to specific targets in 2025 carry uncertainties [1] Group 2 - The actual controller did not buy or sell the company's stock during the period of abnormal fluctuation [1]