Sector Leaders & Laggards
Gaining Sectors
Wireless Telecom Services+8.49%
Declining Sectors
Aerospace & Defense-1.63%
Health Care Providers & Services-1.41%
79 sectors · 60 up · 0 flat · 19 down · gaining sectors increased by 17 from 43 the prior day
Stationery -5.78% · one-stock sector Sector-index return equals the single stock’s return · rank shown as is
Aerospace & Defense -1.63% · 12 up and 20 down among 33 stocks · prior day +3.30% reversed from
Sector Read
01inside Wireless Telecom Services +8.49%
The sector leader and the stock inside it · Sector · Theme · Stock classification shown explicitly
| Name | Category | Change |
|---|
| SK Telecom | Stock | +10.32% |
| Wireless Telecom Services | Sector | +8.49% |
| Telecom | Theme | +4.83% |
| Diversified Telecommunication Services | Sector | +1.73% |
| Communications Equipment | Sector | -0.28% |
Wireless Telecom Services · prior day +2.55% No. 7 → today +8.49% · No. 1 among 79 sectors
2 up · 1 flat · 1 down among 4 stocks · only half advanced Breadth was narrow relative to the sector index's +8.49%
SK Telecom close KRW100,500 · LG Uplus +2.45%
Catalyst · second-round evaluation of the government's sovereign AI foundation-model program · expectations for an Anthropic IPO
Communications Equipment -0.28% · even within telecom, services and equipment diverged
Market-cap weighted Sector indexes weight stocks in proportion to market cap · larger stocks exert more influence Effect · Aug. 11 Aerospace & Defense · Aug. 12 Electronic Products · Aug. 13 Electronic Equipment & Instruments · Aug. 14 Wireless Telecom Services
The No. 1 sector changed for a fourth straight day · each time one heavyweight stock set the direction
Check sector-index direction separately from stock count · same pattern for a sixth straight session
02One area the broadening bypassed
The market broadened, but semiconductors did not · Sector/theme classification shown explicitly
| Name | Category | Change |
|---|
| S7 A thematic basket grouping seven large-cap semiconductor stocks, including Samsung Electronics and SK Hynix(Large-Cap Semiconductors) | Theme | +3.02% |
| Leading Semiconductor Stocks (Production) | Theme | +2.93% |
| Semiconductors & Semiconductor Equipment | Sector | +2.77% |
| Semiconductor Equipment | Theme | +0.76% |
| HBM High Bandwidth Memory · stacked architecture widens data pathways · used in AI servers | Theme | +0.56% |
| Semiconductor Materials/Components | Theme | -0.33% |
Semiconductors & Semiconductor Equipment · previous session +5.15% → today +2.77% · fourth straight day higher · but the gain was cut in half
86 up · 8 flat · 77 down among 171 stocks · one fewer advancer than 87 the prior day While the market-wide advancer ratio doubled from 37.0% to 74.8%, this sector stayed flat
Large-Cap Theme +3.02% · +2.93% range Materials, Parts & Equipment Materials, Parts & Equipment · suppliers of materials and equipment to major semiconductor producers series +0.76% · -0.33%
Overnight U.S. equipment-company earnings and Guidance Management's own outlook for the next quarter and full year beats did not carry over into equipment and materials names
Same session · Auto Parts advancers rose from 52 to 106 106 up · 13 flat · 36 down among 155 stocks · opposite direction from semiconductors
Today's top four sectors were Wireless Telecom Services · Automobiles · Oil & Gas · Auto Parts · all outside semiconductors
The market broadened; semiconductors did not
The direction of broadening differed from the prior-day call · outside semiconductors, not equipment and substrates
03Sectors that swapped places
One day after the prior session's leaders and laggards · All sector-weighted values
| Sector | 08.13 | 08.14 |
|---|
| Internet & Catalog Retail | -8.17% | +4.23% |
| Electronic Equipment & Instruments | +9.28% | +3.58% |
| Venture Capital | +5.91% | -1.13% |
| Electric Utilities | -4.88% | +0.55% |
Internet & Catalog Retail · from last place the prior day to No. 5 today · 4 up and 1 down among 6 stocks
Electronic Equipment & Instruments · from No. 1 the prior day to No. 11 today · 56 up and 46 down among 106 stocks
Venture Capital · prior day +5.91% after -1.13% · 34 up · 29 flat · 27 down among 90 stocks
Oil & Gas +5.84% · Refining theme +6.48% ranked No. 1 among 219 themes WTI Aug. 13 official close $81.25 was down on the day · oil and refining stocks moved in opposite directions
Automobiles +6.20% · Hyundai Motor +8.24% · Hyundai Mobis +7.05% · humanoid-robot supply-chain plan was the catalyst
The prior day's two leaders moved back while the prior day's last-place sector moved to the front
Sector rankings reversed day by day · fourth straight day
What to Watch Next Session
Next-Session Probability · Upside bias based on domestic closing signals
55:45 · not a quantitative forecast probability · relative weight of conditions confirmed at the 15:30 close
Upside Foreign cash +KRW3.0387tn · fourth straight day of buying · largest of the four daysAdvancer ratio doubled in one day · gaining sectors 60 and themes 178 both expandedProgram Trading Automated multi-stock orders · a channel through which indexes and investor flows move +KRW46.9bn · turned to buying after one dayU.S. July PPI Inflation based on producer selling prices · released the day after CPI Three of four readings below expectations · one in line · September hike probability 41.9% → low-to-mid 30% rangeUSD/KRW KRW1,417.30 · -KRW2.20 vs. prior day · stronger won aligned with foreign buying
Downside Institutional cash -KRW1.0298tn · turned to selling after five days of buying · No. 1 and No. 2 net sells were SK Hynix and Samsung ElectronicsForeign futures KOSPI200 futures net-buy amount · KRX derivatives data · value basis -KRW310.0bn · third straight day of selling · diverged from cash buying · largest amount of the three daysSemiconductors & Semiconductor Equipment advancers 86 · the one area left out of the market-wide doubling in breadthTurnover KRW34.45tn → KRW26.73tn · 147% → 106% of the 5-day averageGave back 32.92 points from the intraday high · close finished below the psychological level
Variables Excluded from the Probability U.S. July retail sales and August University of Michigan Consumer Sentiment tonight, Aug. 14 · results not yet knownU.S. semiconductor response in the Aug. 14 and Aug. 17 regular sessions · two U.S. sessions accumulate into the Aug. 18 Korea openKorea closed Aug. 17 · U.S. stocks trade normally · two U.S. sessions accumulate over the three-day gapMSCI August index review · effective at the Aug. 31 close
Key Flow SignalsAt the Close
Foreign Cash+KRW3.0387tnFourth straight session of buying
Institutional Cash-KRW1.0298tnTurned to selling after five days of buying
Samsung Electronics+KRW1.3386tnNo. 1 foreign net buy · No. 2 institutional net sell
SK Hynix+KRW1.2493tnNo. 2 foreign net buy · No. 1 institutional net sell
KOSPI Breadth74.8%Prior day 37.0%
KOSDAQ Breadth52.7%Prior day 37.1%
Next Confirmation Conditions
FlowsWhether foreign cash buying extends to a fifth day · futures selling to a fourth · institutional selling to a second · institutions returning to large-cap semiconductors → upside · foreign cash buying also fading → pullback
BreadthWhether the advancer ratio holds in the 70% range · Whether semiconductor advancers re-expand from 86 · Whether KOSDAQ moves above 879.29 Whether semiconductors join the broadening is the remaining question in this phase
Price · VariablesWhether KOSPI holds above 6,848.43 on a closing basis · whether today's high is retested and 7,000 is cleared on a closing basis · U.S. July retail sales and August Michigan sentiment tonight · two U.S. sessions through Aug. 17 will be reflected together at the Aug. 18 open
Flows · Breadth Detail
Flow StructureKOSPI · Naver Finance investor-flow data
Retail-KRW1.9820tn
Foreign+KRW3.0387tn
Institutions-KRW1.0298tn
Data basis · investor-level totals = Naver Finance · stock-level = KRX · market scopes differ → no cross-aggregation or share calculations
Foreign · fourth straight day of buying · amount increased from +KRW2.1067tn the prior day · largest single-day amount of the four
Institutions · ended five days of buying and turned to selling · direction reversed from +KRW682.2bn the prior day
Retail · fourth straight day of selling · amount narrowed from -KRW2.7363tn the prior day
Cash buying and futures selling · same combination for a third straight day · futures selling was the largest of the three days
KOSDAQ · Retail +KRW315bn · Foreign -KRW65.8bn · Institutions -KRW253.1bn · foreign and institutions both sold for a fourth straight day
A session in which foreign investors bought alone while the other two sold · read together with KRW26.73tn turnover
Foreign futures KOSPI200 futures net-buy amount · KRX derivatives data · value basis-KRW310bn
Program Trading Automated multi-stock orders · a channel through which indexes and investor flows move(KOSPI)+KRW46.9bn
USD/KRW Market Average Rate Korea FX 15:30 quote · prior KRW1,419.501,417.30 ▼2.20
Market Breadth Share of advancing stocks · gauge of how broadly gains and losses are distributed
KOSPI 680 / 909 = 74.8% 677 advancers · Limit-up 3 ·25 unchanged ·204 decliners · Limit-down 0
KOSDAQ 913 / 1,733 = 52.7% 904 advancers ·9 limit-up ·79 unchanged ·741 decliners · Limit-down 0
vs. prior day · KOSPI doubled · KOSDAQ recovered above half
KOSPI advancers were 3.3× decliners · prior day decliners were 1.6× advancers
KOSPI 3 limit-up · KOSDAQ 9 limit-up · no limit-down in either market
KOSPI breadth doubled and KOSDAQ moved back above half
Turnover KRX data
| Market | Turnover | vs. 5-Day Average |
|---|
| KOSPI | KRW26.73tn | 106% |
| KOSDAQ | KRW7.49tn | 113% |
KOSPI turnover · 147% → 106% of the 5-day average · absolute amount KRW34.45tn → KRW26.73tn
KOSDAQ turnover · 118% → 113% of the 5-day average
Short Selling Sell borrowed shares → bet on a decline · turnover basis · KOSPI KRW1.54tn · 4.2% of combined KRX+NXT turnover · prior KRW2.08tn and 4.6%
Short Selling Sell borrowed shares → bet on a decline · turnover basis · KOSDAQ KRW0.38tn · 4.2% on the same basis · prior 3.8%
No. 1 short-selling turnover Samsung Electronics KRW376.1bn (4.5% share) · No. 2 SK Hynix KRW273.1bn (2.8%)Both declined from the prior day's KRW773.4bn and 6.3%, and KRW321.8bn and 3.2%
No. 1 by stock-level share Korea Aerospace Industries 45.2% · short selling KRW59.5bn Up from 33.3% the prior day · Aerospace & Defense -1.63%, ranked 77th of 79 sectors
Advancers doubled, but turnover fell by KRW7.72tn
Flows Over the Last 5 Sessions
Flows Over the Last 5 Sessions KOSPI · Naver Finance investor-flow data
08.14Retail-KRW1.98tnForeign+KRW3.04tnInstitutions-KRW1.03tn
Foreign buying for a fourth straight day · largest of the four · institutions turned to selling after five days of buying · No. 1 and No. 2 net sells were SK Hynix and Samsung Electronics
08.13Retail-KRW2.74tnForeign+KRW2.11tnInstitutions+KRW0.68tn
Foreign buying extended · concentrated in the two large-cap names · institutional buying for a fifth day · Samsung Electronics alone was institutions' No. 1 net sell
08.12Retail−KRW3.19tnForeign+KRW2.84tnInstitutions+KRW0.53tn
Foreign buying concentrated in five large-cap IT names · amount entered the KRW2tn range · fourth straight session of institutional buying · retail selling continued
08.11Retail−KRW0.07tnForeign+KRW0.04tnInstitutions+KRW0.03tn
Foreigners turned buyers after three sessions of selling · all three investor groups were below KRW100bn · third straight session of institutional buying
08.10Retail+KRW0.90tnForeign−KRW1.49tnInstitutions+KRW0.57tn
Foreign selling for a third straight day · amount again exceeded KRW1tn · concentrated in three large IT names · institutional buying extended
5-session cumulative (Aug. 10–14) · Foreign +KRW 6.54tn · Institutions +KRW779.0bn
Foreign · four straight days of buying lifted the cumulative total into the KRW6tn range · three of those days were KRW2tn or more
KOSDAQ five-session cumulative · Foreign -KRW619bn · Institutions -KRW44bn
KOSPI200 futures five-session cumulative · Foreign +KRW306bn · Institutions -KRW341bn
Futures ·Program Trading Automated multi-stock orders · a channel through which indexes and investor flows move
Foreign futures KOSPI200 futures net-buy amount · KRX derivatives data · value basis
-KRW310bn
Third straight day of selling · amount increased from -KRW129.0bn the prior day · opposite direction from cash · KRX derivatives value basis
Institutional Futures
+KRW317bn
Increased from +KRW62.0bn the prior day · opposite direction from foreign flows · Retail -KRW26.0bn
Program Trading Automated multi-stock orders · a channel through which indexes and investor flows move(KOSPI)
+KRW46.9bn
Arbitrage -KRW113.5bn · non-arbitrage +KRW160.4bn · turned to buying after one day
Cash–Futures Closing Gap
+0.72
Cash 1,098.18 · futures 1,098.90 · Sep. 2026 contract · closes differ at 15:30 / 15:45 · same-time futures level unavailable → excluded from directional evidence
Non-arbitrage +KRW160.4bn · Arbitrage -KRW113.5bn · Index-tracking buying Program Trading Automated multi-stock orders · a channel through which indexes and investor flows move turned the total back to net buying
KOSDAQ program trading · arbitrage -KRW4.9bn · Non-arbitrage -KRW56.3bn · Total -KRW61.2bn · Direction diverged from KOSPI
Foreign · cash +KRW3.0387tn buying vs. futures -KRW310.0bn selling · third straight day after -KRW279.0bn on Aug. 12 and -KRW129.0bn on Aug. 13
Institutions · cash -KRW1.0298tn selling vs. futures +KRW317.0bn buying · opposite to foreign flows in both cash and futures
Cash–futures closing gap · narrowed from +2.46 the prior day · dashboard labels it contango
Program Trading Automated multi-stock orders · a channel through which indexes and investor flows move · Already included in investor-level flows → no separate addition
Net Buying · Net Selling by Investor
Foreign
Net Buying
- Samsung Electronics+KRW1.3386tn
- SK Hynix+KRW1.2493tn
- Samsung Electronics Preferred+KRW256.2bn
- Hyundai Motor+KRW42.1bn
- LG Electronics+KRW39.1bn
Net Selling
- Samsung Electro-Mechanics-KRW278.7bn
- GS-KRW44.1bn
- Jeju Semiconductor-KRW33.1bn
- SK Square-KRW28.4bn
- HD Hyundai Heavy Industries-KRW26.8bn
Institutions
Net Buying
- SK Square+KRW46.4bn
- HD Hyundai Heavy Industries+KRW39.8bn
- SK Telecom+KRW39.1bn
- Samsung SDI+KRW37.8bn
- Samsung Electro-Mechanics+KRW37.2bn
Net Selling
- SK Hynix-KRW551.6bn
- Samsung Electronics-KRW497.8bn
- LS ELECTRIC-KRW45.2bn
- Hyosung Heavy Industries-KRW38.7bn
- Hanwha Aerospace-KRW35.8bn
Retail
Net Buying
- Samsung Electro-Mechanics+KRW236.3bn
- Jeju Semiconductor+KRW63.9bn
- LS ELECTRIC+KRW54.5bn
- Jusung Engineering+KRW25bn
- Hyosung Heavy Industries+KRW24.3bn
Net Selling
- Samsung Electronics-KRW829.3bn
- SK Hynix-KRW658.7bn
- Samsung Electronics Preferred-KRW262.2bn
- Hyundai Motor−KRW73.3bn
- Samsung SDI-KRW43.8bn
Top-five foreign and institutional net buys · no overlap There were two overlaps the prior day · all five matched the day before that
Among institutions' top-five net buys, SK Square · HD Hyundai Heavy Industries · Samsung Electro-Mechanics were also among foreigners' top-five net sells
Samsung Electro-Mechanics · No. 1 foreign net sell / No. 5 institutional net buy / No. 1 retail net buy · all three investor groups diverged
Among foreigners' top-five net buys, Hyundai Motor and LG Electronics were outside semiconductors Four of the prior day's top five were electrical/electronics names
Top four retail net sells · Samsung Electronics · SK Hynix · Samsung Electronics Preferred · Hyundai Motor · exactly matched foreigners' top four net buys
What Comes Next
Broadening without semiconductors · institutional exit · next path to be decided on Aug. 18 after skipping two U.S. sessions
Breadth extendsForeign buying extends to a fifth day + leadership remains outside semiconductors + risk appetite holds in Friday/Monday U.S. sessions → retest 7,010.86 · confirmation is whether 7,000 is cleared on a closing basis
Semiconductors joinU.S. semiconductor strength holds Friday/Monday + institutions return to large-cap semiconductors → check whether semiconductor advancers re-expand from 86
ReboundWeak U.S. retail sales/Michigan sentiment + foreign buying fades + profit-taking ahead of the gap → check whether today's low holds as support
Next check · whether semiconductors join the broadening + whether institutions return to large-cap semiconductors
Upcoming Calendar8 Events
Aug. 14 (Fri)
21:30
U.S. July Retail Sales
First external variable tonight · Consensus The average of brokerage estimates +0.1% m/m
Aug. 14 (Fri)
23:00
U.S. preliminary August Michigan consumer sentiment
Check inflation expectations and consumer sentiment together
Aug. 17 (Mon)
Liberation Day substitute holiday · Korean equity market closed
Bond and derivatives markets also closed · U.S. stocks trade normally and that regular session is the final overseas price signal immediately before the Aug. 18 Korea open
Aug. 18 (Tue)
Korea market reopens
Two U.S. sessions on Aug. 14 and Aug. 17 plus weekend developments will be reflected together
Aug. 20 (Thu)
03:00
U.S. July FOMC Federal Open Market Committee · policy-rate meeting Minutes
Aug. 19, 14:00 ET · three dissents for a hike against the hold decision · check the degree of division
Aug. 20 (Thu)
China August LPR China Loan Prime Rate · de facto benchmark lending rate announced by the PBOC on the 20th of each month· Japan July trade balance
China rates and Japanese exports · relevant to Korean materials and machinery sectors
Aug. 21 (Fri)
Korea July PPI
Export prices released Aug. 13 +49.1% indicator to read together with
Aug. 27 (Thu)
Bank of Korea Monetary Policy Board
NVIDIA earnings Aug. 26 · MSCI August review takes effect at the Aug. 31 close
Data · Earnings Benchmarks
Released overnight · Consensus vs. Actual
| Item | Consensus The average of brokerage estimates | Actual |
|---|
| U.S. July PPI Inflation based on producer selling prices · released the day after CPI MoM (%) | +0.2 | 0.0 |
| PPI y/y (%) | about 4.9 | 4.7 |
| Core PPI m/m (%) | +0.3 | +0.2 |
| Core PPI y/y (%) | 4.2 | 4.2 |
| Applied Materials Leading U.S. semiconductor-equipment stock · major customers include Samsung Electronics, SK Hynix and TSMC · leading read on semiconductor capex FY26 Q3 revenue ($bn) | 8.99 | 9.12 |
| Adjusted for the same quarter EPS Earnings per share · net income ÷ shares outstanding · adjusted EPS excludes one-off items ($) | 3.40 | 3.50 |
| Q4 revenue Guidance Management's own outlook for the next quarter and full year ($bn) | 9.54 | 9.75–10.75 |
June PPI Inflation based on producer selling prices · released the day after CPI Actual · MoM -0.1%(revised) · 5.5% y/y
Energy -3.1% · Gasoline -5.7% · Food -0.9% · Services +0.2%
Q4 adjusted EPS guidance $3.82–4.22 · consensus $3.69
By segment · Semiconductor Systems $7.04bn · Services $1.78bn · DRAM revenue y/y +52% record high
Raised 2026 Semiconductor Systems revenue-growth outlook to at least 30% · Advanced Packaging to at least 70%
After hours · declined despite a three-way beat · final -5% range Snapshots ranged from -3.14% immediately after release to -5.24% after the earnings call · body uses the -5% range
Sequential checks begin tonight · Release times in Korea Standard Time
| Name | Release | Consensus The average of brokerage estimates |
|---|
| U.S. July Retail Sales MoM (%) | Night of Aug. 14 | +0.1 |
| U.S. preliminary August Michigan consumer sentiment | Night of Aug. 14 | 54.5 |
| Korea July PPI | 8/21 | Not yet reported |
U.S. June retail-sales actual · m/m +0.2% · ex-autos -0.2%
Retail-sales consensus varies by aggregator · body uses the majority estimate · range is shown in sources
University of Michigan July final 55.2 · revised up from preliminary 54.4 After rising from 49.5 in June to a five-month high
MSCI August index review · one Korea addition, LG Innotek · four deletions · effective at the Aug. 31 close
Post-close variables · as of Aug. 14, 18:20 KST · not official closing prices
WTI $82.32 (+1.32%) · Gold $4,404.60 (+0.94%) · Live quote
WTI · rebounding from the Aug. 13 official close of $81.25 · Aug. 12 official close was $83.27
Dollar Index 99.720 (-0.24%) · Bitcoin $62,815 (-0.93%) · U.S. 10Y fell 4.1bp to 4.641%
USD/KRW Base Exchange Rate benchmark exchange rate posted as the volume-weighted average of interbank exchange rates KRW1,417.30 · prior KRW1,419.50 · -KRW2.20 · KRW stronger 15:30 reference rate · day-on-day comparison uses the same rate series
Higher oil adds inflation pressure · lower USD/KRW aligns with foreign buying
This Week in Review · Aug. 10–14
Aug. 14 (Fri)KOSPI+2.42%KOSDAQ+0.38%Foreign+KRW3.04tn
Intraday high moved back above 7,000 for the first time in 15 sessions and breadth doubled · institutions turned sellers while unloading large-cap semiconductors
Aug. 13 (Thu)KOSPI+3.56%KOSDAQ+0.29%Foreign+KRW2.11tn
Foreign buying extended · Samsung Electro-Mechanics +12.58% drove the No. 1 sector · breadth narrowed further to 37.0%
Aug. 12 (Wed)KOSPI+3.68%KOSDAQ+0.12%Foreign+KRW2.84tn
Foreign buying concentrated in five large-cap IT names · buy-sidecar at 11:57 · despite the index surge, advancers lost their majority
Aug. 11 (Tue)KOSPI+0.73%KOSDAQ+0.39%Foreign+KRW44.0bn
Foreigners resumed buying Samsung Electronics · it regained the No. 1 market-cap position · prior-session high-flying growth stocks retreated
Aug. 10 (Mon)KOSPI+0.65%KOSDAQ+6.97%Foreign−KRW1.49tn
Rate pressure eased after weaker U.S. employment · KOSDAQ reached the +6% range within 50 minutes of the open · large-cap semiconductors paused
Week-to-date cumulative (vs. Aug. 7 close) · KOSPI +11.49% · KOSDAQ +8.24%Compounded basis · Aug. 7 close KOSPI 6,258.77 · KOSDAQ 798.81
Foreign KOSPI cash · Mon -KRW1.49tn → Tue +KRW44.0bn → Wed +KRW2.84tn → Thu +KRW2.11tn → Fri +KRW3.04tn
Advancer ratio · Tue 62.0% → Wed 41.9% → Thu 37.0% → Fri 74.8%
No. 1 sector · Tue Aerospace & Defense → Wed Electronic Products → Thu Electronic Equipment & Instruments → Fri Wireless Telecom Services
Technical Levels · Three Indices
KOSPICurrent 6,977.94
Current
6,6687,0107,108
Support6,848.43 → 6,748.13 → 6,668.43 Today's Low · Aug. 13 low · Aug. 12 high
Resistance7,010.86 → 7,108.44 Today's High · July 23 high
Cleared prior resistance at 6,895.63 intraday · touched the psychological level only intraday · next level above is the July 23 high of 7,108.44
KOSPI200Current 1,098.18
Current
1,0291,0711,100
Support1,071.24 → 1,050 → 1,029.43 Aug. 13 close · Psychological Level · Aug. 12 close
Resistance1,100 Psychological Level
Just below the 1,100 psychological level · performance gap versus KOSPI narrowed from 0.50%p to 0.09%p
KOSDAQCurrent 864.65
Current
839853879
Support853.09 → 845.41 → 839.86 Aug. 13 low · Today's Low · Aug. 12 low
Resistance879.29 Today's High
Moved above the Aug. 11 high of 875.16 intraday · but low 845.41 fell below the prior day's low · range widened
One-Line Glossary
- Limit Up · Limit Down
- Daily price limit ±30% · Aug. 14 KOSPI 3 limit-up · KOSDAQ 9 limit-up · no limit-down
- CPI · PPI
- CPI = consumer inflation · PPI = producer inflation · released monthly by the U.S. Bureau of Labor Statistics · July data due Aug. 12 and Aug. 13
- FOMC
- U.S. Federal Open Market Committee · policy-rate setting meeting · July meeting held rates, with three dissents favoring a hike
- LPR
- China Loan Prime Rate · de facto benchmark lending rate announced by the PBOC on the 20th of each month
- SOX
- Philadelphia Semiconductor Index (SOX) · key gauge of global semiconductor stocks
- ADR
- Depositary receipts of foreign companies listed in the U.S. · local-market trading price
- HBM
- High Bandwidth Memory · stacked architecture widens data pathways · used in AI servers
- S7
- A thematic basket grouping seven large-cap semiconductor stocks, including Samsung Electronics and SK Hynix
- Materials, Parts & Equipment
- Materials, Parts & Equipment · suppliers of materials and equipment to major semiconductor producers
- EPS
- Earnings per share · net income ÷ shares outstanding · adjusted EPS excludes one-off items
- Consensus · Guidance
- Consensus = average of brokerage forecasts · guidance = company-provided outlook
- Short Selling
- Selling borrowed shares → bearish positioning · Aug. 14 KOSPI KRW1.54tn · 4.2% of KRX+NXT turnover
- Flow Concentration
- Share of the sum of foreign net-buy stocks accounted for by the top net-buy names · KRX data
- Program Trading
- Automated multi-stock orders · a channel for index and flow moves · already included in investor-level flow data
- Arbitrage · Non-arbitrage
- Arbitrage = exploits cash-futures price differences · non-arbitrage = other program trading such as index tracking
- Cash–Futures Closing Gap
- Cash closes 15:30 / futures 15:45 → not a same-time basis · excluded from directional signals
- Onshore Daytime Close
- Final traded USD/KRW rate in domestic FX market, 09:00–15:30
- Base Exchange Rate
- Published volume-weighted average of interbank exchange rates · used for JPY/KRW
- Sector · Theme Performance
- Sector = market-cap weighted · theme = simple average of constituents · when values conflict, sector value is the reference
- Market-cap weighted
- Sector indexes weight stocks in proportion to market cap · larger stocks exert more influence
- Market Breadth
- Share of advancing stocks · gauge of how broadly gains and losses are distributed
Sources & Data Notes
- Korea Exchange (KRX) · Naver Finance KOSPI 6,977.94 (+2.42%, Aug. 14 official close) O 6,995.67 · H 7,010.86 · L 6,848.43 / KOSDAQ 864.65 (+0.38%) O 868.07 · H 879.29 · L 845.41 / KOSPI 200 1,098.18 (+2.51%, closing basis) / breadth: KOSPI 677 advancers · 3 limit-up · 25 unchanged · 204 decliners · 0 limit-down; KOSDAQ 904 advancers · 9 limit-up · 79 unchanged · 741 decliners · 0 limit-down / turnover KOSPI KRW26.73tn (106% of 5-day average) · KOSDAQ KRW7.49tn (113%): dashboard (Naver Finance daily index data · KRX source, collected Aug. 14, 17:40 KST)· Closing-market commentary cross-checked with NewsPim·Etoday cross-checked · The intraday high was not an all-time high; it was a return to the 7,000 level after 15 sessions The previous day traded above it was July 24 (open and high 7,000.78) · prior closing high was July 23 at 7,096.89 (intraday 7,108.44), cross-checked against the rolling log in Section 04
- Investor-Level Totals(Naver Finance investor data, Aug. 14 close) KOSPI Retail -KRW1.9820tn and foreign investors +KRW3.0387tn and institutions -KRW1.0298tn / KOSDAQ Retail +KRW315bn and foreign investors -KRW65.8bn and institutions -KRW253.1bn· Program Trading Automated multi-stock orders · a channel through which indexes and investor flows move KOSPI Arbitrage -KRW113.5bn· Non-arbitrage +KRW160.4bn· Total +KRW46.9bn, KOSDAQ total -KRW61.2bn· Cash–futures closing gap +0.72 (cash 1,098.18 · futures 1,098.90 · Sep. 2026 contract · different closing times → not a basis measure)· 5-session cumulative (Aug. 10–14) KOSPI Foreign +KRW 6.54tn and institutions +KRW779.0bn, KOSDAQ foreign -KRW619bn and institutions -KRW44bn, K200 futures foreign +KRW306bn and institutions -KRW341bn· Aggregate series (Naver) and stock-level series (KRX) cover different market scopes · no cross-aggregation or share calculations· KOSPI200 futures (KRX derivatives, value basis) Foreign -KRW310bn and institutions +KRW317bn· Retail -KRW26bn
- Stock-Level Investor Flows KRX investor trading statistics (entire stock market · collected Aug. 14, 15:40 KST). Foreign net buy Samsung Electronics +KRW1.3386tn· SK Hynix +KRW1.2493tn· Samsung Electronics Preferred +KRW256.2bn· Hyundai Motor +KRW42.1bn· LG Electronics +KRW39.1bn, foreign net sells: Samsung Electro-Mechanics -KRW278.7bn·GS -KRW44.1bn / Institutional net buy SK Square +KRW46.4bn· HD Hyundai Heavy Industries +KRW39.8bn· SK Telecom +KRW39.1bn, Institutional net sell SK Hynix -KRW551.6bn· Samsung Electronics -KRW497.8bn / retail net buys: Samsung Electro-Mechanics +KRW236.3bn, Retail net sell Samsung Electronics -KRW829.3bn· SK Hynix -KRW658.7bn. Foreign net-buy stocks +KRW4.0124tn · net-sell stocks -KRW1.0295tn · two large-cap names +KRW2.5879tn · outside the two +KRW1.4245tn are all simple amount sums; no percentage is calculated using total net buying as denominator· Flow Concentration Share of the sum of foreign net-buy stocks accounted for by the top net-buy names · KRX data Foreign buying TOP1 33% · TOP5 73% are from the same dashboard
- Final Stock Closing Prices Samsung Electronics KRW274,500 (+2.43%· market cap KRW1,604.8tn) · SK Hynix KRW1,645,000 (+3.26%· KRW1,201.7tn) · Samsung Electronics Preferred KRW195,600 (+4.15%) · SK Square KRW1,154,000 (+3.31%) · Samsung Electro-Mechanics KRW1,558,000 (+3.66%) · Hyundai Motor KRW453,000 (+8.24%) · Hyundai Mobis KRW547,000 (+7.05%) · SK Telecom KRW100,500 (+10.32%) · LG Uplus (+2.45%) · LG Electronics KRW215,000 (+4.10%): KRX top market-cap names · regular-session closes (dashboard, Naver Finance source) and Etoday cross-checked · Short Selling Sell borrowed shares → bet on a decline · turnover basis Short-selling turnover leaders Samsung Electronics KRW376.1bn (4.5% share) · SK Hynix KRW273.1bn (2.8%) · Samsung Electro-Mechanics KRW86.6bn (3.6%); No. 1 by share Korea Aerospace Industries 45.2% (short selling KRW59.5bn) from the same dashboard (regular-session final · KRX+NXT combined)
- Aug. 13 U.S. close Dow 53,839.99 (+0.13%)·S&P500 7,798.99(+0.65%, record closing high) · Nasdaq 26,803.03 (+0.81%)·SOX 12,456.00(+0.46%) · U.S. 10Y 4.641% (−4.1bp): dashboard (Naver Finance · Yahoo series)· Individual stock SanDisk +13.67%· SK Hynix ADR +7.29%· Micron +4.23%· Nvidia +0.54%· Broadcom +0.43%·AMD +0.02%· Applied Materials −2.48% use StockAnalysis·NewsPim cross-checked · U.S. 10Y varies by source from 4.63% (U.S. Treasury par yield) to 4.640% (Asia Economy); body uses the dashboard's 4.641% consistently· VIX 14.56 · Dollar Index 99.720 are live quotes as of Aug. 14, 18:20 KST, not official U.S. closes
- U.S. July PPI(released morning Aug. 13 ET) headline m/m 0.0% · y/y 4.7%· core m/m +0.2%· core y/y 4.2%, energy −3.1%· gasoline −5.7%· food −0.9%· services +0.2%, June headline m/m was revised from -0.3% to -0.1%: U.S. Bureau of Labor Statistics release·CNBC· YoY consensus varies by aggregator from 4.9% to 5.0%; body uses about 4.9%· September FOMC hike probability fell from 41.9% after the prior day's CPI to 32% on CME basis(another estimate 34% · figures vary by provider)· The core PPI used in the body excludes food and energy while the frequently cited +0.4% excludes food, energy and trade services, so the readings differ
- Applied Materials FY26 Q3(after the Aug. 13 U.S. regular-session close) revenue $9.12bn (y/y +25%) · adjusted EPS $3.50 (+41%) · Semiconductor Systems $7.04bn · Services $1.78bn · DRAM revenue y/y +52% record high · Q4 guidance revenue $10.25bn ±$0.5bn · adjusted EPS $4.02 ±$0.20: company earnings release·Investing.com· Consensus: revenue $8.99bn · adjusted EPS $3.40 · Q4 revenue $9.54bn · adjusted EPS $3.69 (Benzinga)· After-hours move ranged by timestamp from -3.14% immediately after release to -5.24% after the earnings call · body shows the -5% range together with the range · Regular-session close $534.54 (−2.48%)(Yahoo Finance)
- Domestic upside catalysts SK Telecom +10.32% were the government's second-round sovereign AI foundation-model evaluation and expectations for an Anthropic IPO; Hyundai Motor +8.24%· Hyundai Mobis +7.05% were supported by Hyundai Motor Group's humanoid-robot supply-chain restructuring and phased mass-production plan through 2028: Etoday· Overnight SanDisk +13.67% was interpreted as the trigger that reset perceptions of the memory cycle, according to Kiwoom Securities commentary (Herald Business)
- Domestic indicators · policy Ministry of Economy and Finance August Recent Economic Trends · July exports +62.8%· July consumer prices +2.8%(prior 3.2%) · unemployment rate 2.6%: Financial News· Financial Services Commission raised the household-loan growth-management target from 1.5% to 3% and expanded PF guarantees: NewsPim· Bank of Korea July export/import prices released Aug. 13 (export prices +49.1%· import prices −1.0%) are from NewsPim
- FX & Commodities USD/KRW KRW1,417.30 (prior KRW1,419.50 · -KRW2.20) are Korea FX 15:30 Base Exchange Rate benchmark exchange rate posted as the volume-weighted average of interbank exchange rates); day-on-day change also compares the same series (dashboard · live KRW1,412.87 quote not used)· JPY/KRW per ¥100 KRW889.90 (prior KRW890.47) is from Base Exchange Rate benchmark exchange rate posted as the volume-weighted average of interbank exchange rates series · WTI $82.32 (+1.32%) · Gold $4,404.60 (+0.94%) · Bitcoin $62,815 (−0.93%) are live quotes as of Aug. 14, 18:20 KST · Aug. 13 WTI official close $81.25 (−2.43%) · prior $83.27(NewsPim)· LME copper $14,285.00 (−0.63%) · aluminum $3,279.00 (−0.86%) are Cash prices for Aug. 13
- Sectors & Themes Naver Finance sector/theme quotes (Aug. 14 close, collected 17:37 KST): among 79 sectors, 60 up · 0 flat · 19 down; among 219 themes, 178 up · 0 flat · 41 down · Wireless Telecom Services +8.49%(2 up · 1 flat · 1 down among 4 stocks) · Automobiles +6.20%(10 up among 12 stocks) · Oil & Gas +5.84%(14 up among 19 stocks) · Auto Parts +5.25%(106 up · 13 flat · 36 down among 155 stocks) · Internet & Catalog Retail +4.23%(4 up among 6 stocks) · Electronic Equipment & Instruments +3.58%(56 up · 4 flat · 46 down among 106 stocks) · Semiconductors & Semiconductor Equipment +2.77%(86 up · 8 flat · 77 down among 171 stocks) · Diversified Telecommunication Services +1.73%· Electric Utilities +0.55%· Communications Equipment −0.28%· Venture Capital −1.13%· Health Care Providers & Services −1.41%· Aerospace & Defense −1.63%(12 up · 20 down among 33 stocks) · Nonferrous Metals −2.31%· Office Supplies −5.78%(1 constituent) / theme: Refining +6.48%· Telecom +4.83%·S7 +3.02%· Leading Semiconductor Stocks (Production) +2.93%· Semiconductor Equipment +0.76%·HBM +0.56%· Semiconductor Materials/Components −0.33% ※Sectors are market-cap weighted; themes are simple averages of constituent stocks, so identically named groups can show different returns · sector value used as the reference · Aug. 13 comparison values (Wireless Telecom Services +2.55%· Electronic Equipment & Instruments +9.28%· Venture Capital +5.91%· Semiconductors & Semiconductor Equipment +5.15% 87 advancers · Auto Parts +2.06% 52 advancers · Aerospace & Defense +3.30%· Internet & Catalog Retail −8.17%· Electric Utilities −4.88%) are from the same source's Aug. 13 collection · Close reports show telecom-sector performance ranging from +6.10% to +8.49% by outlet; body uses Naver Finance's sector-level source consistently
- Schedule · Benchmarks U.S. July retail sales · August preliminary Michigan Consumer Sentiment are released Aug. 14 · Retail-sales m/m consensus varies by aggregator between +0.1% (Investing.com·TradingEconomics) and +0.3%; body uses the majority estimate of +0.1%· June actual +0.2%· August preliminary Michigan consensus varies by aggregator from 54.4 to 54.5 body uses 54.5· July final 55.2 (preliminary 54.4 · June 49.5)· July FOMC held 3.50–3.75% · three dissenting votes favored a hike; minutes due Aug. 19 at 2:00 p.m. ET (Aug. 20, 03:00 KST)· Korea's KOSPI · KOSDAQ · KONEX · bond · derivatives markets are all closed Aug. 17 for the Liberation Day substitute holiday· next open Tuesday, Aug. 18 (Etoday)· MSCI August review (announced Aug. 13): Korea adds LG Innotek; deletes HLB · LG Display · POSCO International · Samsung Epis Holdings; effective at the Aug. 31 close (Sisa Journal)· NVIDIA earnings Aug. 26 · Bank of Korea Monetary Policy Board Aug. 27
Disclaimer: This material is for market-structure analysis and organization of decision-relevant information only and does not constitute a recommendation to buy or sell any financial instrument.
