While the KOSPI index is rewriting a record high day after day, SK hynix and Samsung Electronics are also logging "1.9 million nix" and "290,000 electronics," respectively.

In the afternoon on the 11th, the KOSPI index and shares of SK hynix and Samsung Electronics are displayed in the Hana Bank dealing room in Jung-gu, Seoul, as the KOSPI closes at a record high of 7,822.24, up 324.24 points (4.32%) from the previous session. /Courtesy of News1

As of 9:11 a.m. on the 11th, SK hynix was at 1,935,000 won, up 2.93% (55,000 won) from the previous transaction day. At one point during the session, it rose to 1,967,000 won, marking an all-time high.

Samsung Electronics was also up 0.70% (2,000 won) from the previous transaction day at 2,875,00 won. Early in the session, Samsung Electronics climbed to 2,915,00 won, rewriting its intraday high.

Overnight gains in major U.S. indexes, fueled by the artificial intelligence (AI) boom, appear to have played a role. The Standard & Poor's (S&P) 500 index rose 13.91 points (0.19%) from the previous transaction day to 7,412.84, while the tech-heavy Nasdaq composite gained 27.05 points (0.10%) to 26,274.13.

It was the first time ever that the S&P 500 closed in the 7,400 range. The Nasdaq also surpassed its previous record high.

Meanwhile, the KOSPI index opened at 7,953.41, up 131.17 points (1.68%) from the previous transaction day, and at one point during the session rose to 7,999.67.

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