SINGAPORE/HONG KONG, March 26 (Reuters) - DBS Group (DBSM.SI), opens new tab, Southeast Asia's top bank by assets, is the frontrunner to buy a controlling stake in Indonesia's Panin Bank (PNBN.JK ...

SINGAPORE/HONG KONG (Reuters) - DBS Group, Southeast Asia's top bank by assets, is the frontrunner to buy a controlling stake in Indonesia's Panin Bank, three people with knowledge of the matter said.