Why did the Kospi fall 12% today?

The Kospi dropped 12% after conflict headlines boosted oil prices and triggered a sharp risk-off move across Asia. Korea is an energy importer, so higher oil pressures inflation and the trade balance. That macro shock, plus forced de-risking in futures and ETFs, led to broad selling and a brief marketwide trading halt.

How does higher oil affect South Korea stocks?

Higher oil raises import costs, which can lift inflation and squeeze margins for airlines, chemicals, logistics, and consumer sectors. It can also widen the trade deficit if prices stay high. Refiners may benefit if crack spreads improve. Overall, sustained oil strength usually weighs on indices like the Kospi near term.

What should Singapore investors do with Korea exposure?

Size positions in SGD, check KRW sensitivity, and stress test for further downside. Consider staged buying instead of lump-sum entries. Use partial currency or oil-sensitive hedges if exposure is large. Prioritise companies with strong cash flow and manageable debt, and wait for clearer signs of price stabilization before adding risk.

Are Samsung Electronics and SK Hynix still long-term plays?

They remain key in memory and AI supply chains, but today’s move reflects macro stress, not fundamentals alone. If you hold, review balance sheets, capex plans, and hedge practices. For new entries, use staggered buys and clear risk limits. Long-term cases depend on memory pricing, AI demand, and capital discipline.

Global Market Insights

KOSPI Today, March 04: 12% Plunge Triggers Halt as Oil Jumps

ByDanny Kontos March 4, 2026

The Kospi plunged 12% today, its worst single-day drop on record, triggering a brief trading halt as oil jumped and conflict risks escalated. South Korea stocks were hit across the board, led by chips and cyclicals. The selloff matters for Singapore investors given supply chain links, regional funds, and currency exposure. We break down what moved the Kospi, why oil and the Strait of Hormuz are key, and how to adjust portfolios in SGD without overreacting to headlines.