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South Korean Stocks Reach Record Highs Amid AI Boom and Reforms
10 Sep
Summary
- Kospi index briefly trades above previous record close
- Driven by optimism over domestic policy reforms and positive global trends
- Samsung Electronics and SK Hynix among biggest contributors to rally

As of September 10th, 2025, South Korea's benchmark stock index, the Kospi, has briefly traded above a record close reached in 2021, marking a significant milestone in the country's equity markets. This rally is driven by a combination of optimism over domestic policy reforms and positive global tailwinds, making it one of the world's hottest equity rallies so far this year.
The Kospi jumped as much as 1.4% on Wednesday, with index heavyweights Samsung Electronics Co. and SK Hynix Inc. among the biggest contributors to the surge. The index has now gained more than 37% since the start of 2025, fueled by enthusiasm for the nation's ongoing corporate reform campaign as well as an artificial intelligence boom that has captured the attention of investors.
The strong performance of the Kospi reflects the growing confidence in South Korea's economic prospects, as the government's efforts to streamline regulations and encourage innovation have started to pay dividends. Additionally, the country's tech sector has been buoyed by the global AI revolution, with leading companies like Samsung and SK Hynix at the forefront of this trend.