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The indices are quiet, but one stock is down 14% — Korea Market Morning Session, Aug 26, 2026

As of 09:46 KST, KOSPI stands at +0.16% and KOSDAQ at -0.71%. Both are moving in a narrow range.Against that quiet, SK Innovation is down -14.08% near the top of KOSPI turnover, having reached a low of -14.8%.Overnight the US rose, with the SOX semiconductor index +1.44% and the Nasdaq +0.66%, and K

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② Early Session 10:002026.08.26 Wed · No. 23Sentiment — anxious (composite 0.937 · leveraged-ETF share in the 99th percentile)
② Morning Session · published 10:00 KST · session in progress
01 · Verdictprovisional — sources reconciling (FDR 6770.23 / Naver 6762.58)

10:00verdict at this hour

The indices are quiet, but one stock is down 14%

As of 09:46 KST, KOSPI stands at +0.16% and KOSDAQ at -0.71%. Both are moving in a narrow range.Against that quiet, SK Innovation is down -14.08% near the top of KOSPI Trading ValueThe total money value of shares bought and sold over a period.Being a money figure rather than a share count, it shows where capital concentrated that day., having reached a low of -14.8%.Overnight the US rose, with the Philadelphia Semiconductor IndexAn index of roughly thirty semiconductor companies compiled on the Philadelphia exchange.It tends to move with Korea’s large semiconductor names, so it is used as a reference for the open. semiconductor index +1.44% and the Nasdaq +0.66%, and Korea’s two large semiconductor names are following that direction.

Key points
01KOSPI +0.16% and KOSDAQ -0.71% as of 09:46 KST — the two are again moving opposite ways. Yesterday both rose.
02SK Innovation is at -14.08%. It opened -6.72%, fell to a low of -14.8%, and its high of -6.48% never left negative territory. Why it fell could not be confirmed in this morning’s data.
03On the semiconductor side, SK hynix is at +1.07% and Samsung Electronics at +0.97%. SK hynix carries a news line on an AI memory showcase.
04Both forecasts placed this morning are inside their bands so far — KOSPI and KOSDAQ are each within the 70%% band placed for them.
02 · SnapshotUntil 10:00 AM · Korea Investment & Securities 5-min index (highs/lows based on 5-min close)(may differ slightly from exchange official figures)

10:00Snapshot

A window that records the market at that hour, like a photograph

As of 09:46 KST — KOSPI 6,753.64 · KOSDAQ 821.28

KOSPI at 10:00Open6,727.25· High6,812.23(09:15) · Low6,714.67(09:55) · as of 10:006,752.02
KOSDAQ at 10:00Open824.77· High828.92(09:00) · Low816.25(09:55) · as of 10:00819.20
03 · Top 10 checkpointsKorea Investment & Securities minute bars · Until 10:00 AM

Top by trading value10— snapshot

A window on how the top trading-value names have moved up to this hour

The top of KOSDAQ swung widely within the session

Daehan Telecom, first by KOSDAQ turnover, is at -0.3% after reaching a high of +9.63% — it went up and came back.SillaJen is at +6.59% after a low of -8.44%. Alteogen is at +1.8%, Ingenia Therapeutics at +1.93% and Jusung Engineering at -2.24%.

Top 10 by trading value — prior close · open · gap · 10:00 snapshot (may have minor variance vs. exchange official)
StockPrior closeOpenGapHigh (time)Last at 10:00ChangeLow (time)
SK hynix1,678,0001,668,000−0.60%1,717,000 (09:18)1,683,000 (10:00)+0.30%1,667,000 (09:01)
Samsung Electronics257,000256,500−0.19%263,500 (09:18)257,000 (10:00)+0.00%255,500 (09:59)
Samsung Electronics (Pref.)194,500193,100−0.72%198,700 (09:18)192,900 (10:00)−0.82%192,200 (09:01)
Samsung Electro-Mechanics1,362,0001,342,000−1.47%1,348,000 (09:18)1,312,000 (10:00)−3.67%1,309,000 (09:55)
SK Innovation125,000116,600−6.72%113,300 (09:01)105,000 (10:00)−16.00%104,300 (09:44)
Doosan Enerbility80,70082,900+2.73%84,800 (09:37)84,200 (10:00)+4.34%81,100 (09:01)
Hanmi Pharmaceutical501,000527,000+5.19%564,000 (09:25)558,000 (10:00)+11.38%514,000 (09:09)
Daewoo E&C17,62018,250+3.58%19,000 (09:51)18,660 (10:00)+5.90%17,480 (09:01)
KEPCO E&C108,600110,200+1.47%135,400 (09:42)126,800 (10:00)107,600 (09:02)
Kumho E&C15,38015,800+2.73%17,500 (09:10)15,530 (10:00)+0.98%15,250 (09:02)

Why today’s larger movers moved could not be confirmed in this morning’s data; each is still marked as having no identified driver.No cause is attached here. Once flows and disclosures are filled in after the close, they will be looked at again.

04 · Up · DownReason labels: [News] confirmed · [Pattern] inferred

Gainers5· Decliners5— snapshot

A window on the biggest gainers and decliners, and the reasons behind them

Directions split even within the same group

The top of KOSPI turnover is held by two semiconductor names: SK hynix at +1.07% (8,372 hundred million won) and Samsung Electronics at +0.97% (7,451 hundred million won).On the same list, Samsung Electro-Mechanics is at -2.94% and SK Innovation at -14.08% — the risers and fallers are clearly separated.Doosan Enerbility is up at +2.97%.Investor flows by stock are not published while the session is open; they are filled in after 18:00 KST today.

Gainers —5:00as measured at this hour
Korea Electric Power Industrial Development+21.75%· turnover ₩50.1bn
Aprogen+21.00%· turnover ₩10.9bn
KEPCO E&C+18.14%· turnover ₩116.1bn
Junjin Construction & Robot+17.67%· turnover ₩20.0bn
HanmiGlobal+17.56%· turnover ₩11.5bn
Losers —5:00as measured at this hour
SK Innovation−16.08%· turnover ₩178.7bn
Pan Ocean−10.66%· turnover ₩18.7bn
Kumho HT−10.06%· turnover ₩14.9bn
PS Electronics * (KOSDAQ)−9.95%· turnover ₩12.6bn
Uri Technology Investment * (KOSDAQ)−7.21%· turnover ₩20.0bn
Historical contextSelection: turnover of ₩10bn or more · machine ranking by percentage change.
Sources: Korea Exchange · NXT · own measurements · basis provisional — sources reconciling (FDR 6770.23 / Naver 6762.58) · The Silmari editorial desk.
This edition organises and explains publicly available market data. It is not investment advice. Predictions and their scores are preserved without revision — the judgement is yours.