Gettop Acoustic (SHE:002655) said controlling shareholder Wuxi Weigan and concerted party Weihao Chuangxin raised their combined holdings to 16.49% from 15%, according to a Wednesday filing with the Shenzhen bourse.
The increase stemmed from Weihao Chuangxin raising its stake by 1.49% to 8.85% through a 163.3-million-yuan share purchase, making it the company's largest shareholder.
Shares of the electronic components maker rose 4% in recent trade.