Bullstory
Jul 8, 2026

SK hynix after-hours market 200ten-thousand-won level collapse, KOSPI surges and plunges in a single day

SK hynix 7month 8day in after-hours trading, fell below the 200ten-thousand-won level, while the KOSPI recovered the 7,700level during the session before plunging by 5percent, triggering a sell-sidecar. Samsung Electronics also fell to the 26ten-thousand-won range.

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SK hynix after-hours market 200ten-thousand-won level collapse, KOSPI surges and plunges in a single day

SK hynix 7month 8day in after-hours trading, broke below the 200ten-thousand-won level, causing a sharp price fluctuation in over-the-counter trading. The news, linked to the day’s movement in the Korean stock market, became a factor drawing strong investor attention.

In regular trading, the KOSPI was observed recovering the 7,700level, while SK hynix at the same time showed strength in the 4percent range. However, the market changed rapidly toward the end of the session.

After the afternoon session, the KOSPI and KOSDAQ recorded plunges in the 5percent range, triggering a sell-sidecar. As buying and selling restrictions were applied, trading flows were curtailed over a short period.

In after-hours trading, SK hynix 200fell below the ten-thousand-won range, while Samsung Electronics declined to the tens-of-thousands-of-won range. Some reports cited concerns that semiconductors had peaked and Middle East risks as reasons for the decline that day.26},

On the same day, SK hynix conducted an ADR offering and announced that the subscription was oversubscribed. With participation in the offering and market volatility coinciding on the same day, the range of trading fluctuations appeared to widen.

Share-price fluctuations continued in after-hours trading even after the market close, highlighting price differences by the timing of investors’ order executions.

Sources: 국내언론,매일경제 증권,연합뉴스 경제

Bullstory synthesized this report from the linked sources. AI may have assisted the writing process. Check the original reports for factual confirmation.