India, Sept. 15 -- VNI, the benchmark index of Vietnam, fell by 0.29% this morning. And the HNX index from national capital Hanoi had a flat opening. The uneven results of both indices reflect investors' cautious mood, as domestic investors weigh recent market swings against global market signals and continuing geopolitical uncertainty.

Why is Vietnam's VNI Index Down Today?

The VNI Index of Ho Chi Minh city is facing pressure today, with the benchmark opening lower as investors take a cautious approach amid a mix of weak global signals, higher oil prices and renewed worries about interest rates.

The primary external pressure stems from rising crude prices and geopolitical tensions. Brent crude has risen past $106 a barrel, while U.S. ...