The VN-Index declined by four tenths of a percent on Thursday, snapping a four-session winning streak, as all three Vingroup tickers fell.VIC (-1.6%) dropped after gaining 5.5% in the previous four sessions and was the top contributor to the day’s loss. Vingroup subsidiaries VHM (-0.6%) and VRE (-2.1%) also fell. MSN (-1.6%) decreased for the third straight day.