KOSPI, KOSDAQ Surge Early; Buy-Sidecars Triggered

As the KOSPI and KOSDAQ surged in early trading, buy-sidecars were triggered one after another in both markets, temporarily suspending program buy orders.

Domestic stock market and related indicators are displayed on a screen in the dealing room at Hana Bank headquarters in Jung-gu, Seoul, on Nov. 10, as the KOSPI opened sharply higher, up more than 4%. The index opened at 5,247.22, up 228.37 points (4.55%) from the previous trading day. 2026.11.10 Photo by Kim Hyunmin

On Nov. 10, the KOSPI opened higher at 5,247.22, up 228.37 points (4.55%) from the previous session. As of 9:20 a.m., it was up 5.21% at 5,280.56. At 9:06 a.m., fluctuations in KOSPI 200 futures triggered a five-minute suspension of program buy orders. At the time, KOSPI 200 futures stood at 821.04, up 44.78 points (5.76%) from the previous day's close.

Retail investors were net sellers of 256.8 billion won. Foreign investors and institutions were net buyers of 56.4 billion won and 170.9 billion won, respectively.

By sector, machinery and equipment (7.65%), medical and precision instruments (7.57%), electrical and electronics (6.78%), manufacturing (5.79%), and construction (5.60%) rose.

Among the top companies by market capitalization, Samsung Electronics (5.58%), SK hynix (8.36%), Samsung Electronics preferred shares (6.16%), SK Square (8.03%), and LG Energy Solution (2.83%) gained.

The KOSDAQ opened at 661.73, up 22.76 points (3.56%) from the previous session. As of 9:20 a.m., it was up 4.74% at 669.24. At 9:10 a.m., fluctuations in KOSDAQ 150 futures prices and the spot index triggered a five-minute suspension of program buy orders. At the time, KOSDAQ 150 futures stood at 1,099.50, up 65.10 points (6.29%) from the previous day's close.

Retail investors and institutions were net buyers of 2.4 billion won and 47.1 billion won, respectively. Foreign investors were net sellers of 44.8 billion won.

By sector, machinery and equipment (6.51%), electrical and electronics (6.09%), nonmetallic minerals (5.26%), manufacturing (5.07%), and general services (4.99%) rose.

Among the top companies by market capitalization, Alteogen (6.53%), EcoPro (5.78%), EcoPro BM (4.35%), Jusung Engineering (8.61%), and Rainbow Robotics (5.12%) gained.

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