Southeast Asia’s 2026 Equity Whiplash: Geopolitics, Index Pressure, and the New Premium on Market Credibility
Southeast Asian stock markets swung sharply in early 2026 as the Iran-related energy shock collided with index-provider governance signals and diverging domestic policy credibility. Indonesia’s index-driven sell-off and Singapore’s policy-backed resurgence highlight how benchmark eligibility and regulatory confidence are increasingly shaping regional capital flows.