KOSPI Falls 1.23% Despite Foreign and Institutional Buying

by SONG YOONSEO Posted : July 30, 2026, 17:08Updated : July 30, 2026, 17:08

'Black Thursday' was avoided, but investor sentiment ultimately failed to recover. Despite foreign and institutional investors purchasing a net total of over 1.3 trillion won to defend the index, individual investors sold off to realize profits, leading the KOSPI to decline for the third consecutive day.

On July 30, the KOSPI closed at 5,593.56, down 69.68 points (1.23%) from the previous trading day. The index opened at 5,681.77, up 18.53 points (0.33%) from the previous close, fluctuating throughout the day but ultimately widening its losses in the afternoon.

In the securities market, foreign and institutional investors bought a net 1.33 trillion won and 66.5 billion won, respectively. In contrast, individual investors sold a net 1.42 trillion won to take profits.

The top stocks by market capitalization on the KOSPI showed mixed results. Samsung Electronics fell 0.72%, SK Hynix dropped 5.64%, SK Square decreased 6.00%, Hyundai Motor declined 0.71%, Samsung Electro-Mechanics fell 14.58%, and Samsung Life Insurance was down 0.56%. Conversely, LG Energy Solution rose 6.49%, Samsung Biologics increased 3.25%, and KB Financial gained 4.56%.

The KOSDAQ index closed at 644.78, down 17.90 points (2.70%) from the previous trading day. It opened at 654.72, down 7.96 points (1.20%), briefly turning positive during the session before returning to a downward trend.

In the KOSDAQ market, individual and institutional investors sold a net 110.5 billion won and 143.7 billion won, respectively, while foreign investors purchased a net 247.6 billion won.

The top stocks by market capitalization on the KOSDAQ generally showed weakness. Alteogen fell 1.06%, Rainbow Robotics dropped 9.14%, Juseong Engineering decreased 15.33%, Rino Technology fell 5.15%, HLB was down 4.16%, Wonik IPS dropped 8.29%, Pharma Research fell 11.00%, and ABL Bio decreased 3.95%. In contrast, EcoPro rose 4.75% and EcoPro BM increased 4.21%.



* This article has been translated by AI.