Afya is trading at $13.30, up 8.84%, with its proposed merger with Yduqs identified as the likely reason for the pre-market gain. - The binding agreement, announced September 23, would merge Afya into Yduqs. - Afya shareholders would receive 6.408347 Yduqs shares per Afya share. - The transaction remains subject to shareholder, antitrust, and other approvals.