Mobvista (HKG:1860) is in talks with potential buyers to sell its Mintegral and marketing technology businesses after speculation in the media, according to a Thursday filing with the Hong Kong bourse.

Mobvista clarified it has not signed any binding agreements yet, and new U.S. data protection laws and regulatory scrutiny may impact the deal. The company assured stakeholders of data security.

The mobile advertising services company's share prices were down 38% at day's end.