Buy-Sidecar Triggered Amid Sharp Market Rally

After two consecutive days of sharp declines, the KOSPI rebounded significantly, recovering the 5,700 range during the session.


On the morning of the 5th, the KOSPI surged sharply, triggering a buy-sidecar. At the dealing room of Hana Bank's Seoul headquarters, an employee was monitoring the stock market and exchange rates. On this day, the KOSPI opened at 5,250.92 points, up 157.38 points (3.09%) from the previous day, recovering the 5,700 level. March 5, 2026 Photo by Cho Yongjun

On the morning of the 5th, the KOSPI surged sharply, triggering a buy-sidecar. At the dealing room of Hana Bank's Seoul headquarters, an employee was monitoring the stock market and exchange rates. On this day, the KOSPI opened at 5,250.92 points, up 157.38 points (3.09%) from the previous day, recovering the 5,700 level. March 5, 2026 Photo by Cho Yongjun

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As of 9:35 a.m. on March 5, the KOSPI stood at 5,712.35, up 621.24 points (12.20%) from the previous session. The previous day, the KOSPI had plunged 698.37 points (12.06%) due to the outbreak of war between the United States and Iran, marking the largest drop in both points and percentage in its history. On March 3, the index had fallen 452.22 points (7.24%), resulting in a total decline of 1,150.59 points (19.3%) over two days.


Individual investors and foreign investors recorded net purchases of 481.2 billion won and 744.1 billion won, respectively. Institutional investors were net sellers, offloading 1.1528 trillion won. Among the top market capitalization stocks, Samsung Electronics rose 14.84%, SK hynix gained 15.31%, Hyundai Motor increased by 12.97%, LG Energy Solution was up 7.77%, and SK Square climbed 14.79%.


The KOSDAQ index also rose by 113.54 points (11.60%) to 1,091.98 compared to the previous session. Foreign investors posted a net purchase of 340.7 billion won, while individuals and institutions recorded net sales of 163.1 billion won and 174.8 billion won, respectively.


Shares of major KOSDAQ-listed companies also surged, with Ecopro up 15.62%, Alteogen climbing 8.89%, Ecopro BM rising 13.95%, Samchundang Pharm advancing 15.19%, and Rainbow Robotics gaining 14.63%.


With the domestic stock market rebounding sharply after the previous day's plunge, buy-sidecar mechanisms were triggered simultaneously on both the KOSPI and KOSDAQ. According to the Korea Exchange, at 9:06:02 a.m. that day, a program buy order sidecar was activated for five minutes due to volatility in the KOSPI200 futures index. At the time, the KOSPI200 futures index stood at 844.00, up 82.60 points (10.84%) from the previous day's closing price. This was the first buy-sidecar triggered on the KOSPI since March 3 of the previous month.



For the KOSDAQ150, the sidecar was also triggered for five minutes due to volatility in the KOSDAQ150 futures and the KOSDAQ150 index. At the time of activation, the KOSDAQ150 futures were up 178.40 points (10.40%) from the previous close, while the KOSDAQ150 index rose 187.18 points (10.92%). This marked the first buy-sidecar triggered on the KOSDAQ since February 19.


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

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