The index selects KOSPI/KOSDAQ stocks above KRW 300 bn market cap, ranking them with NEXUS™ scores in four themes — Software, Infrastructure, Semiconductors, and Energy. The top AI leader receives 20% weight; remaining allocations are 20% Software, 20% Infrastructure, 20% Semiconductors, and 20% Energy, scaled 90 % by NEXUS™ relative score and 10 % by free-float cap. The index rebalances quarterly on option-expiry Thursdays and triggers an ad-hoc rebalance if any holding exceeds 30 % weight for five straight days.

KRX Korea Sovereign AI Index

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