The AI boom has transformed South Korea into a primary beneficiary of global investment, with massive capital inflows driving a 75% surge in the Korean stock market in the first five months of 2026. This rally has pushed the total market capitalization above $4 trillion. [1, 2]
Key 2026 AI Capital Flow Highlights:
- Massive Inflows: Foreign investors have engaged in strong, steady buying, with recent periods seeing daily inflows exceeding $2 billion.
- Key Beneficiaries: Foreign capital is heavily concentrated in AI-related memory chip manufacturers, namely Samsung Electronics and SK Hynix, which now comprise roughly 50% of the total KOSPI market capitalization.
- Total Market Rise: The KOSPI index soared 81% in early 2026, leading global markets as international investors wager on the "AI-driven memory super cycle".
- Semiconductor Dominance: Korean semiconductor exports experienced a massive surge, remaining above $20 billion per month in early 2026 due to AI demand. [1, 2, 3, 4]
- Corporate Governance Reforms: New regulations, including a dividend tax overhaul and requirements to cancel treasury shares, have made Korean equities more attractive to foreign investors.
- AI National Growth Fund: The Korean government is actively nurturing the AI sector, investing 10 trillion won ($6.7 billion) in 2026 alone. [1, 2]