KOSPI Drops Over 3%, Reversing Previous Gains; Samsung Falls 4%, SK Hynix 5%

by Han Jiyeon Posted : October 22, 2026, 13:32Updated : October 22, 2026, 13:32

On October 22, the KOSPI index fell over 3%, erasing all of the previous day's gains of 3.29%.


As of 1:15 PM, the KOSPI was down 180.13 points (3.14%) at 5,556.72. The index opened at 5,670.11, down 65.55 points (1.14%), and briefly rose to 5,740.28, turning positive by 0.08%, but continued to decline throughout the morning, widening its losses.


In the securities market, individual investors were net buyers of 372 billion won, while foreign investors sold 173 billion won and institutions sold 204 billion won.


In the KOSPI 200 futures market, institutions were net buyers of 70.8 billion won, while foreign and individual investors were net sellers of 318.6 billion won and 334.1 billion won, respectively.


Samsung Electronics was trading at 214,500 won, down 4.03%, while SK Hynix fell 5.41% to 122,400 won. Other major stocks also saw significant declines, with Samsung SDI down 1.97% at 114,500 won, SK Innovation down 6.55% at 144,200 won, and SK Square down 3.47% at 753,000 won.


The KOSDAQ also recorded a decline of 2.53%, trading at 772.57. In this market, individual investors were net buyers of 270.3 billion won, while foreign and institutional investors sold 223.9 billion won and 41.1 billion won, respectively.


The decline in both the KOSPI and KOSDAQ is attributed to profit-taking following the KOSPI's sharp rise of 3.29% the previous day.


By sector, construction (1.29%), reconstruction (1.28%), construction machinery (1.01%), and gold (0.75%) saw gains, while secondary batteries (-5.64%), refining (-4.90%), semiconductors (-4.50%), and MLCCs (-4.32%) experienced declines.





* This article has been translated by AI.