An unknown buyer acquired 12.49% stake in Higher Educational and Vocational Book Joint Stock Company (HNX:HEV) from Maybank Kim Eng Securities Pte. Ltd. on May 11, 2021. Maybank Kim Eng Securities Pte. Ltd. sold 124,900 shares. An unknown buyer completed the acquisition of 12.49% stake in Higher Educational and Vocational Book Joint Stock Company (HNX:HEV) from Maybank Kim Eng Securities Pte. Ltd. on May 11, 2021.