The VN-Index started the month of September on a positive note as it closed up by 1.1% on Tuesday to hit a 12-week high. VIC (+3.0%) jumped to a seven-week high and was the leading contributor to the day’s gain. VNM (+1.8%) has increased in seven out of the past eight trading sessions. GAS (+1.7%) climbed to its highest share price in 12 weeks.