# South Korea's Kospi jumped 1.31%, while small-cap Kosdaq was down 1.58%.

*business · news · 2026-06-01 · NDTV Profit*

## Key points

- South Korea's Kospi index reached a new record high despite regional market uncertainty.
- Samsung Electronics shares climbed over 3% to an all-time high on Monday.
- Japan's 10-year bond yield hit 2.809% on May 20, its highest since 1996.
- SoftBank Group announced a 45 billion euro investment in French AI infrastructure over five years.

Asia Markets Today | June 1: South Korea stocks hit a fresh record high on Monday, bucking a mixed performance across Asia-Pacific markets as investors monitored lingering uncertainty around U.S.-Iran negotiations after President Donald Trump said he was in "no hurry" to strike a deal to end the conflict. South Korea's Kospi jumped 1.31%, while the small-cap Kosdaq was down 1.58%. Shares of Samsung Electronics rose more than 3% to hit an all-time high. The 10-year Japanese sovereign bond yield rose to 2.809% on May 20, its highest since 1996, after reports that the government may issue fresh debt to fund the extra budget. Japan's Nikkei 225 rose 0.17%, while the Topix declined 0.3%. In Australia the S&P/ASX 200 lost 0.21%. Shares of SoftBank Group rose 5% after the conglomerate on Sunday announced plans to invest 45 billion euros ($53 billion) over the next five years to build artificial intelligence infrastructure in France. Hong Kong markets appeared set for a weaker open. Futures for the Hang Seng index stood at 25,098, lower than the index's last close of 25,182.39.

**Companies:** Samsung Electronics, SoftBank Group
**Countries:** South Korea, Japan, Australia, France

[Read the full story on NDTV Profit](https://www.ndtvprofit.com/markets/asia-markets-today-june-1-south-korea-stocks-hit-record-high-japanese-yields-at-40-year-high-11573456)

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