KOSPI Ends Flat After Volatile Session; KOSDAQ Closes Up Over 4%

KOSPI Closes in the 7,700 Range, KOSDAQ Nears 990 Points
KOSDAQ Sees Buy-Side Sidecar Triggered Amid Strong Buying Momentum

After fluctuating between declines and gains, the KOSPI index ended the session nearly unchanged. The KOSDAQ index, which started the session with losses, rebounded and closed with a gain in the 4% range.

As military tensions between the United States and Iran escalated again, the New York stock market closed down across the board, and the domestic KOSPI also opened down more than 2%. On the 11th, an employee at the Hana Bank headquarters dealing room in Jung-gu, Seoul, is monitoring the stock market and exchange rates. On this day, the KOSPI started the session at 7,509.62, down 221.20 points (2.86%) from the previous trading day. June 11, 2026. Photo by Jo Yongjun

On June 11, the KOSPI index closed at 7,763.95, up 33.13 points (0.43%) from the previous trading day. The KOSPI had opened at 7,509.62, down 2.86% from the previous day, and fell further into the 7,400-point range before repeatedly moving up and down, showing volatility throughout the session.

By investor type, buying by individual investors drove the KOSPI to close higher. Individuals were net buyers of 2.0662 trillion won. Foreign investors and institutions were net sellers of 1.48 trillion won and 743.2 billion won, respectively.

By sector, more industries saw gains than losses. Medical precision instruments (+7.53%), real estate (+4.97%), entertainment and culture (+4.22%), and textiles and apparel (+2.42%) closed higher. On the other hand, construction (-2.56%), metals (-1.87%), transportation equipment and parts (-0.93%), and electricity and gas (-0.75%) ended lower.

Among the top 20 stocks by market capitalization, more declined than gained. HD Hyundai Electric (+4.77%), SK Square (+3.80%), SK hynix (+2.59%), and Hyundai Mobis (+1.05%) saw gains, while Doosan Enerbility (-2.74%), Kia (-2.32%), Hanwha Aerospace (-1.65%), and KB Financial Group (-1.62%) declined.

As military tensions between the United States and Iran have escalated again, the New York Stock Exchange closed sharply lower, and on the 11th, the domestic KOSPI also opened more than 2% down. An employee is monitoring the stock market and exchange rates in the dealing room at the Hana Bank headquarters in Jung-gu, Seoul. On this day, the KOSPI opened at 7,509.62, down 221.20 points (2.86%) from the previous trading day. June 11, 2026 Photo by Cho Yongjun

On the same day, the KOSDAQ index closed at 996.93, up 45.30 points (4.76%) from the previous session. The KOSDAQ had opened down 1.52% at 937.17 but quickly reversed to gains. As buying momentum intensified, a buy-side sidecar (temporary suspension of program buy orders) was triggered during the session.

By investor type, institutional investors led the rise in the KOSDAQ index. Foreign investors and individuals were net sellers of 335.7 billion won and 353 billion won, respectively, while institutions were net buyers of 696.2 billion won.

All sectors posted gains, including machinery and equipment (+7.99%), entertainment and culture (+7.57%), general services (+5.59%), and medical precision instruments (+5.52%). Among the top 20 stocks by market capitalization, all but HLB (-2.27%), Peptron (-1.86%), Padu (-0.30%), and Ecopro BM (-0.12%) closed higher. Notably, Jusung Engineering (+23.37%), Simmtech (+21.74%), Wonik IPS (+20.82%), and Hyundai Movex (+15.25%) recorded significant gains.

Meanwhile, in the Seoul foreign exchange market on this day, the won-dollar exchange rate closed at 1,528.9 won, up 4.7 won from the previous session.

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