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KOSPI widened its gain through the morning; KOSDAQ did not follow — Korea Market Midday, Aug 26, 2026

As of 11:46 KST, KOSPI stands at +1.94% and KOSDAQ at -0.26%.Two hours earlier, in the morning-session edition, KOSPI had only just crossed into positive territory; it has widened considerably since. KOSDAQ remains in negative territory.What is lifting KOSPI is semiconductors: SK hynix at +1.55% on

The Silmari
A daily data newsletter on the Korean stock market — silmari, ‘a clue: the loose end that unravels the knot’
③ Midday 12:002026.08.26 Wed · No. 23Sentiment — neutral (composite 0.474 · 20-day realised volatility in the 89th percentile)
③ Midday · published 12:00 KST · session in progress
01 · Verdictprovisional — sources reconciling (FDR 6750.97 / Naver 6870.47)

12:00verdict at this hour

KOSPI widened its gain through the morning; KOSDAQ did not follow

As of 11:46 KST, KOSPI stands at +1.94% and KOSDAQ at -0.26%.Two hours earlier, in the morning-session edition, KOSPI had only just crossed into positive territory; it has widened considerably since. KOSDAQ remains in negative territory.What is lifting KOSPI is semiconductors: SK hynix at +1.55% on 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. of 21,825 hundred million won, and Samsung Electronics at +1.26% on 19,370.

Key points
01KOSPI +1.94% and KOSDAQ -0.26% as of 11:46 KST — the gap between the two has opened to nearly two points.
02SK hynix came from a LowThe lowest price at which a stock traded during the day.It reveals an intraday decline that the current price alone hides, showing the size of any recovery. of -0.95% to +1.55%, with a high of +2.32% today; Samsung Electronics likewise recovered from a low of -0.59% to +1.26%.
03SK Innovation has been down all morning at -14.16%. Its low reached -17.04% and its high of -6.48% means it has not once left negative territory.
04Both forecasts placed this morning are still inside their bands — KOSPI and KOSDAQ are each within the 70%% band placed for them.
02 · SnapshotUntil 12:00 · Korea Investment & Securities Index 5-min (High/Low based on 5-min close)(May vary slightly from exchange official figures)

12:00Snapshot

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

As of 11:46 KST — KOSPI 6,873.55 · KOSDAQ 825.0

KOSPI at 12:00Open6,727.25· High6,866.61(11:40) · Low6,714.67(09:55) · as of 12:006,846.02
KOSDAQ at 12:00Open824.77· High828.92(09:00) · Low816.25(09:55) · as of 12:00821.76
03 · Top 10 checkpointsKorea Investment & Securities 5-min bar · Until 12:00

Top by trading value10— snapshot

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

One name at the top of KOSDAQ reversed within the morning

Ingenia Therapeutics is the largest riser near the top of KOSDAQ at +12.62%, having travelled from a low of -1.57% to a high of +14.01%.SillaJen is at -1.86% after a high of +10.98% and a low of -8.45% — a wide swing within the morning before settling in negative territory.Alteogen is at +1.64%, Daehan Telecom at -1.19% and Jusung Engineering at -3.13%.

Top 10 by Trading Value — Prior Close · Open · Gap · Values as of 12:00 (may differ slightly from exchange official figures)
StockPrior closeOpenGapHigh (time)12:00 Current PriceChangeLow (time)
SK hynix1,678,0001,668,000−0.60%1,735,000 (11:47)1,715,000 (12:00)+2.21%1,667,000 (09:01)
Samsung Electronics257,000256,500−0.19%264,500 (11:45)263,250 (12:00)+2.43%255,500 (09:59)
Samsung Electronics (Pref.)194,500193,100−0.72%199,300 (11:46)198,400 (12:00)+2.01%192,200 (09:01)
Samsung Electro-Mechanics1,362,0001,342,000−1.47%1,348,000 (09:18)1,337,000 (12:00)−1.84%1,309,000 (09:55)
Doosan Enerbility80,70082,900+2.73%85,700 (11:37)84,800 (12:00)+5.08%81,100 (09:01)
SK Innovation125,000116,600−6.72%113,300 (09:01)108,200 (12:00)−13.44%103,700 (10:30)
Daewoo E&C17,62018,250+3.58%19,760 (11:07)18,890 (12:00)+7.21%17,480 (09:01)
SK Square1,060,0001,060,000+0.00%1,074,000 (11:46)1,063,000 (12:00)+0.28%1,027,000 (09:55)
Samsung Life Insurance285,000293,000+2.81%312,000 (11:40)307,500 (12:00)+7.89%287,000 (09:01)
Hanmi Pharmaceutical501,000527,000+5.19%564,000 (09:25)536,000 (12:00)+6.99%514,000 (09:09)

Why these names moved could not be confirmed in today’s data; each is still marked as having no identified driver.The same holds for SK Innovation on the KOSPI side: it has been down by double digits all morning with no reason recorded in the data.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

Japan rose too — though not as much as KOSPI

Japan’s morning session went into its Lunch BreakThe pause in Japanese equity trading from 11:30 to 12:30 local time.Japanese values are frozen during Korea’s midday, so a Japanese index quoted then is a morning-session close. at 11:30 local time. The Nikkei 225 stood at +0.56% and the Exchange-Traded Fund (ETF)A fund built to track an index and listed so that it trades like a share.Where the index itself is hard to obtain in real time, the price of a fund tracking it stands in as a proxy. tracking the TOPIXAn index weighting essentially all major Tokyo-listed shares by market value.Unlike the Nikkei 225, which leans on high-priced shares, it shows the breadth of the market. at +0.63%.Korea and Japan are moving the same way, but KOSPI’s +1.94% leads on size — this morning’s strength appears to come from Korean semiconductors rather than the neighbouring market.Elsewhere at the top of KOSPI turnover, Samsung Electro-Mechanics is at -2.42% and SK Square at -0.38%, while Doosan Enerbility is up at +5.7%.Investor flows by stock are not published while the session is open; they are filled in after 18:00 KST today.

Gainers —12:00as measured at this hour
Ingenia Therapeutics (Reg.S) * (KOSDAQ)+20.77%· turnover ₩157.8bn
HanmiGlobal+17.85%· turnover ₩39.4bn
SNT Energy+16.93%· turnover ₩20.6bn
Korea Electric Power Industrial Development+15.12%· turnover ₩82.5bn
Junjin Construction & Robot+14.87%· turnover ₩24.3bn
Losers —12:00as measured at this hour
Hanwha Machinery & Service Holdings (3rd Pref. B)−17.82%· turnover ₩11.8bn
Kumho HT−16.26%· turnover ₩20.0bn
SK Innovation−13.28%· turnover ₩312.7bn
Pan Ocean−12.85%· turnover ₩32.4bn
PS Electronics * (KOSDAQ)−10.19%· turnover ₩21.2bn
Historical contextSelection: turnover of ₩10bn or more · machine ranking by percentage change.
Sources: Korea Exchange · NXT · own measurements · basis provisional — sources reconciling (FDR 6750.97 / Naver 6870.47) · 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.