Daily Woody | Jul 31, 2026 — Seoul's Record 17.91% Rebound, and the Rule That Landed With It
Daily Woody Korea's news, read between the lines — edited daily for the world Friday, July 31, 2026 Front Page TOP STORY Seoul posts its biggest one-day gain on record — on the day new curbs took effect The KOSPI closed Friday at 6,595.45, up 1,001.89 points or 17.91%. It is the largest single-day gain in the index's history by both percentage and points. The previous percentage record, 11.95%, was set in October 2008. Samsung Electronics rose 26.81% and SK Hynix gained 29.95% to close at its daily limit. SK Square and Samsung Electro-Mechanics also hit the limit. The KOSDAQ added 11.63%. A buy-side sidecar, which freezes program buy orders for five minutes, triggered six minutes after the opening bell on both markets. Foreign investors bought a net 7.25 trillion won of Seoul-listed shares and institutions bought 1.15 trillion won. Retail investors sold 8.26 trillion won. The won strengthened 13.4 to 1,424.0 per dollar. The trigger came from New York. Mi...