FOR the five trading sessions from April 5 to 11, the STI gained 0.4 per cent, again outpacing regional indices, the Nikkei 225 Index, Hang Seng Index and S&P/ASX 200, which averaged a 0.5 per cent decline. This has brought the STI's 2019 total return through to April 4 to 9 per cent. Share buybacks There were 12 primary-listed stocks conducting share buybacks over the five sessions ended April 11. The consideration totalled S$11.6 million, close to the S$11 million to S$12 million in buybacks filed for each of the preceding three sessions. Buyback consideration was again led by OCBC and Hong Fok Corporation, with Global Investments, Best World International and Stamford Land Corporation making up the remainder of the top five by buyback consideration. Director and substantial shareholder transactions The five sessions spanning April 5 to 11 saw more than 130 changes in director interests or substantial shareholdings filed for approximately 40 primary-listed stocks.