The VN-Index tumbled in afternoon trading on Tuesday, closing down by three tenths of a percent as investors locked in profits after Monday’s big gain. VIC (-1.1%) was the top contributor to the day’s loss while its subsidiaries VHM (-1.1%) and VRE (-2.4%) also declined. Bank tickers were mixed. TCB (-2.3%), CTG (-1.3%), MBB (-1.5%) and HDB (-2.6%) fell. On the other hand, BID (+1.7%), VIB (+3.9%), VPB (+1.1%) and EIB (+3.2%) gained. VNM (-1.9%) retreated after hitting the trading