KSI Market Intelligence and Research

KSI OFFICIAL INDEX KOSPI

Latest confirmed close

6,627.26 -57.11 (-0.85%)

As of Sep 15, 2026

KSI OFFICIAL INDEX KOSDAQ

Latest confirmed close

812.41 +5.62 (+0.70%)

As of Sep 15, 2026

Source: Financial Services Commission public data

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U.S. trading date: Sep 15, 2026
Data as of: Sep 15, 2026 16:00 EDT
Updated in Korea time: Sep 16, 2026 07:30 KST
Data status: Partial

Latest completed U.S. regular session Yahoo Finance structured chart data

U.S. market facts

Energy · XLE

Regular: +2.17%
vs. S&P 500: +2.63%p
Advancers: 5 / 5
Advancing share: 100%
Benchmark ETF volume: 1.22×
Data as of: Sep 15, 2026 16:00 EDT
Data source: Yahoo Finance structured chart data

Stock	Regular	After hours	Relative volume	Note
EOG	+3.50%	+0.21%	N/A	—
COP	+3.33%	+0.09%	N/A	—
CVX	+2.64%	0.00%	N/A	—
XOM	+2.57%	-0.05%	N/A	—
SLB	+1.65%	-2.71%	N/A	—

U.S. market facts

Regular-session and after-hours returns are separate and are never added together.

Model interpretationKorea read-through on hold

Overnight futures unconfirmed · Korea read-through text is a fixed-formula model interpretation, not a buy signal or return guarantee.

U.S. market facts

Semiconductors · SOXX

Regular: +0.29%
vs. S&P 500: +0.75%p
Advancers: 4 / 6
Advancing share: 67%
Benchmark ETF volume: 0.81×
Data as of: Sep 15, 2026 16:00 EDT
Data source: Yahoo Finance structured chart data

Stock	Regular	After hours	Relative volume	Note
QCOM	+4.25%	-0.09%	N/A	—
AMD	+2.19%	-0.14%	N/A	—
NVDA	+0.57%	+0.19%	N/A	—
MU	+0.39%	-0.22%	N/A	—
AMAT	-0.72%	+0.03%	N/A	—
AVGO	-1.58%	+0.07%	N/A	—

U.S. market facts

Regular-session and after-hours returns are separate and are never added together.

Model interpretationWatch sector

No active recommendation · Korea read-through text is a fixed-formula model interpretation, not a buy signal or return guarantee.

U.S. market facts

Financials · XLF

Regular: -0.32%
vs. S&P 500: +0.14%p
Advancers: 4 / 5
Advancing share: 80%
Benchmark ETF volume: 1.00×
Data as of: Sep 15, 2026 16:00 EDT
Data source: Yahoo Finance structured chart data

Stock	Regular	After hours	Relative volume	Note
WFC	+1.14%	+0.18%	N/A	—
JPM	+0.67%	+0.02%	N/A	—
BRK-B	+0.35%	-0.05%	N/A	—
BAC	+0.08%	0.00%	N/A	—
GS	-1.19%	-0.07%	N/A	—

U.S. market facts

Regular-session and after-hours returns are separate and are never added together.

Model interpretationWatch sector

No active recommendation · Korea read-through text is a fixed-formula model interpretation, not a buy signal or return guarantee.

U.S. market facts

Defense & Aerospace · ITA

Regular: -1.28%
vs. S&P 500: -0.82%p
Advancers: 4 / 5
Advancing share: 80%
Benchmark ETF volume: 1.78×
Data as of: Sep 15, 2026 16:00 EDT
Data source: Yahoo Finance structured chart data

Stock	Regular	After hours	Relative volume	Note
LMT	+0.77%	0.00%	N/A	—
NOC	+0.73%	0.00%	N/A	—
GD	+0.50%	-0.90%	N/A	—
RTX	+0.08%	-0.08%	N/A	—
BA	-0.28%	-0.04%	N/A	—

U.S. market facts

Regular-session and after-hours returns are separate and are never added together.

Model interpretationWatch sector

No active recommendation · Korea read-through text is a fixed-formula model interpretation, not a buy signal or return guarantee.

U.S. market facts

Robotics & Automation · BOTZ

Regular: -0.37%
vs. S&P 500: +0.08%p
Advancers: 3 / 5
Advancing share: 60%
Benchmark ETF volume: 0.82×
Data as of: Sep 15, 2026 16:00 EDT
Data source: Yahoo Finance structured chart data

Stock	Regular	After hours	Relative volume	Note
SYM	+2.81%	-0.31%	N/A	—
TER	+1.11%	+0.08%	N/A	—
NVDA	+0.57%	+0.19%	N/A	—
ISRG	-0.21%	-0.09%	N/A	—
ROK	-0.44%	0.00%	N/A	—

U.S. market facts

Regular-session and after-hours returns are separate and are never added together.

Model interpretationWatch sector

No active recommendation · Korea read-through text is a fixed-formula model interpretation, not a buy signal or return guarantee.

KSI DAILY KOREA MARKET

Today's Market Focus

Actual sector leadership and representative stocks from today’s completed Korea session.

Tile emphasis follows the Daily Market Wrap priority, not historical article counts.

Korea

AI memory dip-buying and a U.S. production option

Dip-buying followed a four-session selloff, while reported SK hynix-Intel talks linked U.S. localization, memory scarcity and tariff mitigation.

Semiconductor equipment and advanced packaging

Buying spread from memory leaders to equipment and substrates, while longer component lead times reinforced AI-capex supply constraints.

U.S. solar and AI-grid cables

A completed medium-voltage cable supply to a U.S. solar project validated a North American grid chain linking Vietnamese production and U.S. sales.

Gaming M&A event

Kakao Games agreed to acquire 39.56% of Me2on for about KRW 98 billion, concentrating event-driven demand in the target rather than the wider sector.

KSI COVERAGE

Based on recent KSI coverage

KSI ANALYSIS

Analysis to Read Now

Recent KSI content connected to leading Market Focus themes.

Daily Market Summary KOSPI Rebounds 1.37% as Institutions Buy KRW 1.21 Trillion and Chips Reclaim 6,700 2026.09.16 Read analysis Daily Market Summary KOSPI Falls 0.85% as Foreigners Sell KRW 1.57 Trillion, While KOSDAQ Rebounds 2026.09.15 Read analysis Daily Market Summary KOSPI Drops 3.26% as Foreigners Sell KRW 3.29 Trillion and Defense Stocks Rise 2026.09.14 Read analysis Daily Market Summary KOSPI Defends 7,000 Despite KRW 2.48 Trillion of Foreign Selling 2026.09.10 Read analysis

KSI EDITORIAL RESEARCH

KOSPI reclaimed 7,000 at 7,051.64 while KOSDAQ gained 2.28%. Foreign buying spread into chip…

2026.09.09 Daily Market Summary

DISCOVER KSI

KSI Market Intelligence and Research

Overnight U.S. Sector Leaders

Energy · XLE

Semiconductors · SOXX

Financials · XLF

Defense & Aerospace · ITA

Robotics & Automation · BOTZ

Today's Market Focus

Korea

AI memory dip-buying and a U.S. production option

Semiconductor equipment and advanced packaging

U.S. solar and AI-grid cables

Gaming M&A event

Deeper Research for Korean Market Investors

Analysis to Read Now

Latest KSI Research

KOSPI Rebounds 1.37% as Institutions Buy KRW 1.21 Trillion and Chips Reclaim 6,700

KOSPI Falls 0.85% as Foreigners Sell KRW 1.57 Trillion, While KOSDAQ Rebounds

KOSPI Drops 3.26% as Foreigners Sell KRW 3.29 Trillion and Defense Stocks Rise

KOSPI Defends 7,000 Despite KRW 2.48 Trillion of Foreign Selling

KOSDAQ Jumps 2.28% as Korea’s Rally Broadens Beyond Mega-Cap Chips

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