KOSPI Plunges 8% on Sharp Samsung, SK hynix Drop and Net Selling by Institutions and Foreign Investors

The KOSPI fell below the 7,000 mark, impacted by sharp declines in Samsung Electronics and SK hynix.

On the 13th, the KOSPI fell sharply by about 9%, dropping below the 7,000 mark, as the KOSPI, SK hynix, and Samsung Electronics stock prices were displayed at the dealing room of Hana Bank's head office in Jung-gu, Seoul. On that day, the KOSPI closed at 6,806.93, down 669.01 points (8.95%). The KOSDAQ closed at 799.36, down 38.07 points (4.55%), falling below the 800 mark. July 13, 2026, Yonhap News Agency

On the 13th, the KOSPI closed at 6,806.93, down 669.01 points (8.95%) from the previous day. The trading volume was provisionally tallied at 469.86 million shares, with a trading value of 39.7978 trillion won.

By investor type, institutions and foreigners recorded net sales of 2.2083 trillion won and 1.7259 trillion won, respectively, while individuals recorded net purchases of 3.8925 trillion won. In the futures market, institutions and individuals posted net purchases of 31.4 billion won and 234.7 billion won, respectively, while foreigners recorded net sales of 125.9 billion won. Program trading showed a net purchase of 117.6 billion won in arbitrage trades and a net sale of 1.8872 trillion won in non-arbitrage trades.

Most sectors declined. The electrical and electronic sector dropped by 12.22%; manufacturing by 10.14%; machinery and equipment by 5.54%; construction by 5.48%; medical precision by 5.35%; financials by 5.34%; electricity and gas by 4.84%; retail by 4.76%; securities by 3.84%; telecommunications by 3.07%; insurance by 2.88%; and general services by 2.83%. In contrast, the chemical sector rose by 0.57%, and the textile and apparel sector also gained 0.11%.

Most of the top large-cap stocks declined. Samsung Electronics and SK hynix fell by 10.7% and 15.37%, respectively; SK Square by 17.6%; Samsung Electro-Mechanics by 18.62%; Hyundai Motor by 2.95%; Samsung Life Insurance by 4.26%; Samsung C&T by 7.79%; Kia by 2.71%; Shinhan Financial Group by 0.55%; and HD Hyundai Heavy Industries by 3.27%. Meanwhile, LG Energy Solution, KB Financial Group, and Samsung Biologics finished the session slightly higher.

The number of advancing stocks was provisionally counted at 179, while 716 stocks declined and 18 remained unchanged. Three stocks hit the daily upper limit.

The KOSDAQ index also closed lower. The KOSDAQ ended the session at 799.36, down 38.07 points (4.55%) from the previous day. By investor type, institutions and individuals recorded net purchases of 173.6 billion won and 211.4 billion won, respectively, while foreigners posted net sales of 386.5 billion won, putting downward pressure on the index.

On the 13th, the KOSPI index was displayed in the dealing room of Hana Bank headquarters in Jung-gu, Seoul. On this day, the KOSPI plunged more than 6% intraday, dropping below the 7,000 level for the first time in over two months. As of 2:30 p.m., the KOSPI stood at 6,789.62. Photo by Yonhap News

Most of the top large-cap stocks on the KOSDAQ also declined. Alteogen fell by 2.31%; Ecopro BM by 1.48%; Ecopro by 2.56%; Jusung Engineering by 4.9%; Rainbow Robotics by 8.49%; Kolon TissueGene by 14.89%; Wonik IPS by 0.16%; Leeno Industrial by 2.03%; PSK by 2.53%; and EO Technics by 5.03%.

Meanwhile, in the Seoul foreign exchange market, the won/dollar exchange rate was trading at 1,503.0 won, up 4.5 won from the previous day.

This content was produced with the assistance of AI translation services.