Samsung Electronics stock heads into the open after a 3.28 percent gain

At the close on September 23, 2026, Samsung Electronics stock ended at KRW 285,500, while the KOSPI added 0.90 percent to 7,080.92. South Korea's exchange is closed today for the Chuseok holiday.

Samsung Electronics stock closed at KRW 285,500 on the KOSPI on September 23, 2026, up 3.28 percent. The shares outperformed the KOSPI, which rose 0.90 percent to 7,080.92 in the same session. The Korean market is closed today for the Chuseok holiday, with trading scheduled to resume on September 28, 2026.

September 23, 2026 in numbers

Samsung Electronics Co. Ltd. (ISIN KR7005930003, KOSPI: 005930) traded between KRW 281,000 and KRW 285,500, according to the dated market quote. The session volume was 17.1 million shares, and the 52-week range was KRW 82,400 to KRW 374,500. The close stood KRW 8,000 above the previous close of KRW 276,500.

Foreign buying and expectations for a prolonged memory upcycle were cited as factors behind the recent advance. As WOWTV reported on September 24, 2026, the rally was linked to longer memory-cycle expectations, easing concern about an artificial intelligence peak, and shareholder-return expectations.

September 25, 2026 market closure

South Korea's stock market is closed on September 25, 2026, for the Chuseok holiday. TTV Finance reported that Korean equities were closed on September 24 and September 25, with the next regular session on September 28, 2026.