카테고리
실마리 일지

KOSPI Opens Sharply Lower, Slides to 6,264 Before Partial Recovery — Korea Market Morning Session, Aug 7, 2026

The KOSPI gapped down at the open on Friday, August 7 (2026), printing 6,359 at 9:00 before selling pressure drove the index to an intraday trough of 6,264 at 9:41 — a swing of more than 150 points from the session’s early high of 6,416 reached at 9:09.A partial recovery lifted the index back toward

The Silmari
A daily data newsletter on the Korean stock market — silmari, ‘a clue: the loose end that unravels the knot’
② Early Session 10:002026.08.07 Fri · No. 5Elevated caution — crash-precursor score at 3/possible, ADR signal active (US session −16.7% on 2026-07-28) and a short-selling surge flag present; today’s composite sentiment gauge is not yet published.
② Morning Session · published 10:00 KST · session in progress
01 · VerdictRegular session confirmed 15:30 KST

10:00verdict at this hour

KOSPI Opens Sharply Lower, Slides to 6,264 Before Partial Recovery

The KOSPI gapped down at the open on Friday, August 7 (2026), printing 6,359 at 9:00 before selling pressure drove the index to an intraday trough of 6,264 at 9:41 — a swing of more than 150 points from the session’s early high of 6,416 reached at 9:09.A partial recovery lifted the index back toward 6,345 by 10:00, though the KOSDAQ remained under pressure, trading near 801 after touching a session low of 792.92 at 9:51.

Key points
01KOSPI intraday range: high 6,415.6 (9:09) → low 6,264.0 (9:41), a trough-to-peak spread of 151.6 pts within the first hour.
02Foreigners net sold a combined ₩328.9bn across both markets today; retail investors absorbed the flow with net purchases of ₩333.7bn combined.
03Energy·chemicals (+3.31%) and electronics·components (+3.81%) outperformed; semiconductors (−0.96%) and construction·infrastructure (−2.52%) lagged.
04The crash-precursor score stands at 3 of a possible higher total, driven by American Depositary ReceiptA US-listed certificate representing shares of a foreign company, whose overnight price move is used as a proxy for how institutional investors priced the Korean stock during US hours.When the ADR of a major Korean name drops sharply overnight, it often foreshadows selling pressure at the Seoul open the following morning. signal and a short-selling surge flag; the sentiment gauge reading for today is not yet available.
02 · SnapshotSnapshot — minute-bar readings

10:00Snapshot

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

Foreigners Net Sell ₩328.9bn Combined; Retail Absorbs Flow as Index Swings 152 Points in First Hour

KOSPI snapshotOpen6359.02· High6415.6(09:09) · Low6158.73(10:40) · Last6258.77
KOSDAQ snapshotOpen806.23· High814.8(09:13) · Low776.6(10:40) · Last798.81
03 · Top 10 checkpointsMinute-bar readings · low and high times included

Top by trading value10— snapshot

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

SK hynix Leads KOSPI Turnover at ₩1.69tn; Hanwha Solutions Tops Gainers at +12%

Top-10 snapshot commentary — data could not be collected

Top 10 by trading value — prior close · open · gap · high (time) · last · change · low (time)
StockPrior closeOpenOpening GapThe difference between a security’s or index’s closing price on the prior session and its opening price at the start of the next session, leaving a visible gap on the price chart.Today’s KOSPI opened at 6,359 well below Thursday’s close, creating a downward gap that set the tone for early selling and a volatile first hour of trade.High (time)High (time)Low (time)
SK hynix1,494,9541,521,000+1.74%1,542,000 (09:04)1,422,000−4.88%
Samsung Electronics230,493235,000+1.96%239,500 (09:04)231,000+0.22%
Samsung Electro-Mechanics1,228,9641,259,000+2.44%1,304,000 (09:59)1,278,000+3.99%
Hanwha Solutions30,40133,000+8.55%38,550 (09:15)33,900+11.51%
SK Square970,041996,000+2.68%1,006,000 (09:03)939,000−3.20%
Samsung Electronics (Pref.)172,096177,100+2.91%179,200 (09:06)170,100−1.16%
NAVER226,001219,500−2.88%222,000 (09:00)210,000−7.08%
Samsung SDI427,016444,000+3.98%468,000 (09:15)459,000+7.49%
OCI Holdings244,001262,000+7.38%288,500 (09:17)272,500+11.68%
SK eternix54,99958,100+5.64%59,100 (09:01)50,500−8.18%

Top-10 snapshot commentary — data could not be collected

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

Gainers5· Decliners5— snapshot

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

Battery and Energy Names Rally While Semiconductor Equipment Names Retreat in the First Hour

On the KOSPI, Hanwha Solutions surged +12.01% and Samsung SDI added +7.61%, leading a recovery in battery and energy-related names, while OCI Holdings gained +6.35%; at the other end, Lotte Shopping fell −14.93% and Korea Investment Holdings dropped −6.72%.On the KOSDAQ, optical-fiber play Daehangwangtongshin rose +4.07% and EcoPro climbed +4.31%, while semiconductor-equipment names Wonik IPS and Jusung Engineering fell −3.56% and −2.70% respectively, consistent with the broader semiconductor sector underperformance of −0.96%.Physical-AI sub-themes were broadly softer: the robotics sub-basket was off −2.09% and autonomous-driving names fell −1.91%, while humanoid names slipped −0.31%.

Gainers —5:00as measured at this hour
Losers —5:00as measured at this hour
Historical contextSelection: turnover of ₩10bn or more · machine ranking by percentage change.
Sources: Korea Exchange · NXT · own measurements · regular session confirmed 15:30 KST · 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.