Investors in Vietnam ignored the old adage “sell in May and go away” as average daily trading volume surged to a record high of nearly USD260 million, far above the USD145 million seen in the Philippines. Positive macro-economic news, low YTD inflation of 0.37%, TPP-11 moving ahead, the visit of Vietnam’s Prime Minister to the US and improved outlooks from Moody’s and Fitch helped bolster market sentiment. Margin lending levels moved close to limits.