Bullstory
Jul 9, 2026

KOSPI volatility intraday, individuals sell amid AI weakness1trillion3,000hundred million won in sales

10day, the KOSPI opened sharply higher by 7,552.49at 260.58points (3.57%) but individual investors sold a net 1trillion3,000hundred million won as AI-related stocks weakened intraday, while institutions bought the shares and the index repeatedly moved up and down. On 7month 9day, SK hynix rose 6%, Samsung Electronics rose 4%, and bank stocks rose as defensive shares.


KOSPI volatility intraday, individuals sell amid AI weakness1trillion3,000hundred million won in sales

10day, the KOSPI alternated between sharp intraday gains and declines. The index opened that morning at 7,552.49at 260.58points (3.57%) higher. Although it opened higher early in the session, weakness in AI-related stocks triggered selling pressure during the day.

As the intraday weakness intensified, individual investors began selling on a large scale. Individuals made net sales of 1trillion3,000hundred million won for the day, while institutions bought the same amount. Amid this trading flow, the index repeatedly moved up and down, showing volatility.

On 7month 9day, SK hynix rose 6%, and Samsung Electronics rose 4%, providing upward momentum. With some foreign buying flowing in, expectations for a rebound were growing.

Amid market volatility, bank stocks stood out as defensive plays and posted relatively strong gains. By individual stock, differentiation emerged among AI- and semiconductor-related stocks and financial stocks.

Market participants7starting at the end of the month 2026year 2quarter earnings reporting period, are adjusting their positions. It is important to check the day’s net buying and selling trends.

Sources: 국내언론,매일경제 증권,파이낸셜뉴스 증권,연합뉴스 경제,뉴시스 경제

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