South Korea’s KOSPI closes up 3.71% after sharp swing, Nikkei 225 ends down 0.88%

South Korea’s KOSPI closes up 3.71% after sharp swing, Nikkei 225 ends down 0.88%

South Korea’s benchmark rebounded strongly on June 24 after a volatile session led by Samsung Electronics and SK Hynix, while Japan’s Nikkei 225 finished lower.

Fact Check
Both caller-supplied news flashes (BlockBeats 352867 and Odaily 493724) independently report the identical figures: KOSPI +3.71% (8507.81, +303.97 pts) after a sharp intraday swing, and Nikkei 225 -0.88% (69174.97, -613.41 pts) on June 24. An independent X post (@bpaynews) corroborates both percentage moves on the same date. The figures are mutually consistent, and the 'sharp swing' narrative is documented (early +4% to -1% to +3.71%). No conflicting data was found.
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Summary

South Korea’s KOSPI closed up 303.97 points, or 3.71%, at 8,507.81 on June 24 after a volatile session in which it rose more than 4% in the morning, was up more than 2.7% in afternoon trading, and briefly turned down 1% before recovering. Japan’s Nikkei 225 ended lower by 613.41 points, or 0.88%, at 69,174.97. In Seoul, Samsung Electronics rose 7.8% in afternoon trading and finished up nearly 10%, while SK Hynix reversed course to trade positive, rising more than 1.9% during the session and ending up nearly 1%. Hong Kong-listed CSOP 2x Long Hynix gained 2.8%.

Terms & Concepts
  • KOSPI Index: South Korea’s main stock market benchmark.
  • Nikkei 225: Japan’s main stock market benchmark of 225 selected companies.
  • CSOP 2x Long Hynix: A Hong Kong-listed leveraged product designed to provide double exposure to SK Hynix.