Tigor Siahaan has revitalized the performance of CIMB Niaga bank.When Tigor Siahaan took over as president director of PT CIMB Niaga in June 2015, the bank was under pressure. Indonesia’s GDP growth rate had dropped below 5% that year, hit by the commodity downturn and other factors. The bank had seen net profit for the year drop 82% to Rp 428 billion. The stock had fallen from about Rp 1,200 in May 2013 to just Rp 500 in May 2015—a decline of 58%. Bank CIMB Niaga’s current account and saving account ratio (CASA), a vital funding source, had fallen to