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 16, 2026
Data as of: Sep 16, 2026 16:00 EDT
Updated in Korea time: Sep 17, 2026 07:31 KST
Data status: Partial

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

U.S. market facts

Defense & Aerospace · ITA

Regular: +0.59%
vs. S&P 500: +1.03%p
Advancers: 3 / 5
Advancing share: 60%
Benchmark ETF volume: 1.19×
Data as of: Sep 16, 2026 16:00 EDT
Data source: Yahoo Finance structured chart data

Stock	Regular	After hours	Relative volume	Note
LMT	+0.71%	-0.42%	N/A	—
RTX	+0.68%	-0.24%	N/A	—
GD	+0.39%	+0.64%	N/A	—
NOC	-0.09%	+0.47%	N/A	—
BA	-3.69%	+0.29%	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

Robotics & Automation · BOTZ

Regular: +0.26%
vs. S&P 500: +0.70%p
Advancers: 4 / 5
Advancing share: 80%
Benchmark ETF volume: 0.76×
Data as of: Sep 16, 2026 16:00 EDT
Data source: Yahoo Finance structured chart data

Stock	Regular	After hours	Relative volume	Note
TER	+2.49%	+0.54%	N/A	—
ISRG	+1.36%	+0.17%	N/A	—
NVDA	+0.82%	+0.47%	N/A	—
SYM	+0.79%	-0.60%	N/A	—
ROK	-0.50%	+0.48%	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

Industrials & Infrastructure · XLI

Regular: -0.08%
vs. S&P 500: +0.36%p
Advancers: 3 / 5
Advancing share: 60%
Benchmark ETF volume: 1.25×
Data as of: Sep 16, 2026 16:00 EDT
Data source: Yahoo Finance structured chart data

Stock	Regular	After hours	Relative volume	Note
HON	+2.07%	-0.80%	N/A	—
GE	+1.91%	+0.21%	N/A	—
ETN	+1.38%	+0.60%	N/A	—
CAT	-0.10%	+0.17%	N/A	—
UNP	-1.08%	-0.16%	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

Semiconductors · SOXX

Regular: +0.64%
vs. S&P 500: +1.08%p
Advancers: 3 / 6
Advancing share: 50%
Benchmark ETF volume: 1.13×
Data as of: Sep 16, 2026 16:00 EDT
Data source: Yahoo Finance structured chart data

Stock	Regular	After hours	Relative volume	Note
AMD	+1.65%	+0.81%	N/A	—
NVDA	+0.82%	+0.47%	N/A	—
AVGO	+0.07%	+0.40%	N/A	—
MU	-0.11%	+0.58%	N/A	—
AMAT	-1.37%	+0.51%	N/A	—
QCOM	-1.58%	+0.19%	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

Biotechnology · XBI

Regular: +0.10%
vs. S&P 500: +0.54%p
Advancers: 3 / 5
Advancing share: 60%
Benchmark ETF volume: 1.04×
Data as of: Sep 16, 2026 16:00 EDT
Data source: Yahoo Finance structured chart data

Stock	Regular	After hours	Relative volume	Note
MRNA	+1.29%	+0.29%	N/A	—
GILD	+0.94%	-1.26%	N/A	—
REGN	+0.06%	-0.34%	N/A	—
BIIB	-0.07%	+0.02%	N/A	—
VRTX	-0.27%	+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 COVERAGE

KSI Coverage Leaders

Recent KSI coverage shown because no valid Daily Korea Market Wrap exists for today.

This is historical KSI coverage, not today’s market leadership.

Korea

AI · Semiconductors

Defense

Power · Infrastructure

Robotics

Doosan RoboticsCollaborative RobotsNo linked analysis

Bio

United States

AI · Semiconductors

AMDAI · SemiconductorsNo linked analysis

Mega Tech

AppleConsumer TechNo linked analysis

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 Reverses a 3.55% Intraday Drop: Chip Buybacks Lift the August 31 Close 2026.08.31 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

Defense & Aerospace · ITA

Robotics & Automation · BOTZ

Industrials & Infrastructure · XLI

Semiconductors · SOXX

Biotechnology · XBI

KSI Coverage Leaders

Korea

AI · Semiconductors

Defense

Power · Infrastructure

Robotics

Bio

United States

AI · Semiconductors

Mega Tech

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

Explore KSI