KOSPI Surges 5%, KOSDAQ Jumps 6%, Buy-Side Sidecar Triggered in Both Markets

KOSPI Surges Past 7,600 on Institutional Buying
KOSDAQ Also Rallies on Net Institutional Purchases

The KOSPI surged more than 5% during intraday trading, triggering a buy-side sidecar. The KOSDAQ index also jumped over 6%, which also triggered a buy-side sidecar.

On the 10th, the KOSPI index opened at 7,552.49, up 260.58 points from the previous trading day. The status of the domestic stock market was displayed on the electronic board in the dealing room at the Hana Bank headquarters in Jung-gu, Seoul. 2026.7.10 Photo by Jinhyung Kang

As of 1:19 p.m. on July 10, the KOSPI was up 397.6 points (5.45%) from the previous session, standing at 7,689.60.

When the KOSPI rose more than 5%, a buy-side sidecar was triggered at around 12:54 p.m. that day. A sidecar is activated when the KOSPI200 futures price rises by more than 5% from the reference price for at least one minute, suspending program buy orders for five minutes.

The KOSPI is soaring due to net buying by institutions. While foreigners and individuals recorded net sales of 1.259 trillion won and 1.5969 trillion won, respectively, institutions posted net purchases of 1.7925 trillion won.

On the 10th, the Korea Composite Stock Price Index (KOSPI) started trading at 7552.49, up 260.58 points from the previous trading day, as the domestic stock market status was displayed on the electronic board in the dealing room of Hana Bank headquarters in Jung-gu, Seoul. July 10, 2026 Photo by Jin-Hyung Kang

By sector, all industries except telecommunications (-0.66%) were in positive territory. The largest gains were seen in medical precision instruments (9.74%), securities (8.31%), and construction (8.23%).

All of the top 20 stocks by market capitalization were on the rise. KB Financial Group (10.56%), SK Inc. (9.34%), and Doosan Enerbility (8.61%) posted the largest increases. Samsung Electronics (6.83%) and SK hynix (3.75%) also advanced.

The KOSDAQ index recorded 843.68, up 49.68 points (6.26%) from the previous session. Due to the sharp rise, a buy-side sidecar was also triggered on the KOSDAQ at around 1:08 p.m. that day.

By investor type, institutions recorded net purchases of 458.4 billion won, while foreigners and individuals posted net sales of 128.9 billion won and 328.7 billion won, respectively.

By sector, all industries except pharmaceuticals (-2.58%) were rising. Machinery and equipment (11.73%), electrical and electronics (8.96%), and transportation equipment and parts (6.87%) saw the largest gains.

Among the top 20 stocks by market capitalization, all but HLB (-29.89%) and D&D Pharmatech (-1.15%) rose. PSK (24.18%), TES (23.24%), and Wonik IPS (19.45%) posted particularly strong gains.

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