Asia Pac ECM and Index Rebal, Shenton Research

Ke Yan, CFA, FRM

Asia Pac ECM and Index Rebal

Asia Pac IPO & Placement Research, China Biotech

DZT Research

DZT Research is an independent Asia Pacific equity specialist. Our quantitative research covers index rebalancing flows, alongside exchange data analytics accross Asia Pacific. On the equity capital markets side, we focus on Asia Pacific ECM, especially biotech and TMT. Our lead analyst is frequently cited by international media.

Quantitative Analysis

<ul>
<li>We analyzed the changes in short interest of KRX stocks as of Feb 27th. The aggregated short interest was USD15.4bn.</li>
<li>We tabulate league tables for top short by value and short as multiple of ADT, as well as weekly increases &amp; decreases in short value, short as multiple of ADT.</li>
<li>We highlight short interest changes in HyundaiEng&amp;Const, LG H&amp;H, HyundaiAutoever, Samsung SDI, Hanmi Semi.</li>
</ul>


We analyzed the changes in short interest of KRX stocks as of Feb 27th. The aggregated short interest was USD15.4bn.
We tabulate league tables for top short by value and short as multiple of ADT, as well as weekly increases &amp; decreases in short value, short as multiple of ADT.
We highlight short interest changes in HyundaiEng&amp;Const, LG H&amp;H, HyundaiAutoever, Samsung SDI, Hanmi Semi.


KRX Short Interest Weekly (Feb 27th): HyundaiEng&Const, LG H&H, HyundaiAutoever, Samsung SDI

Korea/Asia, Events, IPOs, Douglas Research Advisory

Douglas Kim

Korea/Asia, Events, IPOs

Douglas Research Advisory

Event-Driven

<ul>
<li>In this insight, we discuss the alpha generation through companies that announced share buybacks in the Korean stock market in December 2025 and January 2026.</li>
<li>We provide a list of 18 companies in the Korean stock market that have announced share buyback programs in December 2025 and January 2026.</li>
<li>There were five companies with more than 200 billion won in market cap that announced share buybacks in the past two months with at least 1% of outstanding shares.</li>
</ul>


In this insight, we discuss the alpha generation through companies that announced share buybacks in the Korean stock market in December 2025 and January 2026.
We provide a list of 18 companies in the Korean stock market that have announced share buyback programs in December 2025 and January 2026.
There were five companies with more than 200 billion won in market cap that announced share buybacks in the past two months with at least 1% of outstanding shares.


Alpha Generation Through Share Buybacks in Korea: Bi-Monthly (December 2025 & January 2026)

Index Rebalance

<ul>
<li>KRX announced changes to KOSPI200 and KOSDAQ150 indices. These changes will be effective from 12 December 2025. </li>
<li>In KOSPI200, there are 8 new additions and 8 deletions. Among the new additions include LG CNS, Sanil Electric, Asia Holdings, and Paradise.</li>
<li>There could be a buying opportunity for LG CNS due to its inclusion in KOSPI200 combined with its attractive valuations and accelerating sales and operating profit growth in 2026. </li>
</ul>


KRX announced changes to KOSPI200 and KOSDAQ150 indices. These changes will be effective from 12 December 2025. 
In KOSPI200, there are 8 new additions and 8 deletions. Among the new additions include LG CNS, Sanil Electric, Asia Holdings, and Paradise.
There could be a buying opportunity for LG CNS due to its inclusion in KOSPI200 combined with its attractive valuations and accelerating sales and operating profit growth in 2026. 


Pan-Asia Index Rebalances/ Events/ Delta One, Periscope Analytics

Brian Freitas

Pan-Asia Index Rebalances/ Events/ Delta One

Periscope Analytics

Periscope Analytics focuses on event-driven trades across Asia Pacific and provides comprehensive, timely and systematic coverage of index changes to major Asia Pacific indices in a structured manner.

The analysis includes forecasted inclusions and exclusions to all major Asian indices that have significant amount of tracking assets, including estimates of passive buy/sell flow on the stocks. The service also provides commentary and impact of market consultations, ground rule changes, and other events (IPOs, spin-offs, M&A) that could lead to index changes and passive flow.

Periscope Analytics works with multi-strategy hedge funds, proprietary trading firms, stat arb trading groups and long-only investors that invest and trade in the Asia Pacific region with the data being used to trade index rebalances, avoid pre-positioning and passive flow, and to time entry into and exit from stocks.

Event-Driven Trades Across Asia Pacific

<ul>
<li>There will be 7 additions and 8 deletions for the <a href="https://www.smartkarma.com/entities/korea-stock-exchange-kospi-200" target="_blank" data-smartkarma-citation="entities:26021:1" rel="noopener">Korea Stock Exchange KOSPI 200 (KOSPI2 INDEX)</a> at the next rebalance to be implemented at the close on 11 December.</li>
<li>As expected, there are no adhoc inclusions as Samsung Epis Holdings is added to the index to offset the gap created by the <a href="https://www.smartkarma.com/entities/hd-hyundai-heavy-industries-co" target="_blank" data-smartkarma-citation="entities:33808:1" rel="noopener">Hyundai Heavy</a>/ <a href="https://www.smartkarma.com/entities/hd-hyundai-mipo" target="_blank" data-smartkarma-citation="entities:2755:1" rel="noopener">Hyundai Mipo</a> merger.</li>
<li>The adds have outperformed the deletes very handily while also outperforming the <a href="https://www.smartkarma.com/entities/korea-stock-exchange-kospi-200" target="_blank" data-smartkarma-citation="entities:26021:1" rel="noopener">Korea Stock Exchange KOSPI 200 (KOSPI2 INDEX)</a> but by a much narrower margin.</li>
</ul>


There will be 7 additions and 8 deletions for the Korea Stock Exchange KOSPI 200 (KOSPI2 INDEX) at the next rebalance to be implemented at the close on 11 December.
As expected, there are no adhoc inclusions as Samsung Epis Holdings is added to the index to offset the gap created by the Hyundai Heavy/ Hyundai Mipo merger.
The adds have outperformed the deletes very handily while also outperforming the Korea Stock Exchange KOSPI 200 (KOSPI2 INDEX) but by a much narrower margin.


Korea / Special Situations, Clepsydra Capital

Sanghyun Park

Korea / Special Situations

Korea / Special Sits, Pairs, Index Rebalancing

Clepsydra Capital

Investigate special situations, pairs, and index rebalancing trades in Korea.

<ul>
<li>IT trio got in as 1st/2nd screens didn’t fill 200; KRX used 3rd‑stage, pulling in the three names with biggest average daily mkt cap.</li>
<li>Old buffer rule recycled constituents, but since two years ago Step 3 applies to the whole universe—first shortfall let big IT names like Hyundai Autoever slide in.</li>
<li>Dec 12 rebalance: ~₩60tn passive flow expected; IT trio volumes high, but joining KOSPI 200 IT index could still trigger noticeable price impact near effective date.</li>
</ul>


IT trio got in as 1st/2nd screens didn’t fill 200; KRX used 3rd‑stage, pulling in the three names with biggest average daily mkt cap.
Old buffer rule recycled constituents, but since two years ago Step 3 applies to the whole universe—first shortfall let big IT names like Hyundai Autoever slide in.
Dec 12 rebalance: ~₩60tn passive flow expected; IT trio volumes high, but joining KOSPI 200 IT index could still trigger noticeable price impact near effective date.


KRX Just Dropped the KOSPI 200 Dec Rebalance: Bigger IT Sector Surprise

South Korea

Hana Tour Service Inc. wholesales a variety of travel related services.  The Company provides outbound, inbound and domestic travel packages and cooperates with credit card companies and Internet shopping malls to market its services. Hana Tour Service also works as general sales agency (GSA) of overseas cruise and rail passes.

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Hana Tour Service (039130 KS)

KRX Short Interest Weekly (Feb 27th): HyundaiEng&Const, LG H&H, HyundaiAutoever, Samsung SDI

We analyzed KRX short interest report for the past week and highlighted short interest changes in HyundaiEng&Const, LG H&H, HyundaiAutoever,...

Ke Yan, CFA, FRM

KRX Announces Changes to KOSPI200 Index

KRX announced changes to KOSPI200 and KOSDAQ150 indices effective 12 December 2025. LG CNS could present a buying opportunity with its inclusion,...

Douglas Kim

KOSPI200 Index Rebalance: Nearly Perfect

As expected, there are 7 changes a side (ignoring the merger, which was known). No ad hoc inclusions since the Hyundai merger offsets the Samsung...

Brian Freitas

KRX Just Dropped the KOSPI 200 Dec Rebalance: Bigger IT Sector Surprise

KRX’s Dec KOSPI 200 rebalance dropped today with a big surprise — unexpected IT names sliding in, reshaping flows and setting up notable price...

Sanghyun Park

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KRX Short Interest Weekly (Feb 27th): HyundaiEng&Const, LG H&H, HyundaiAutoever, Samsung SDI

We analyzed KRX short interest report for the past week and highlighted short interest changes in HyundaiEng&Const, LG H&H, HyundaiAutoever,...

Ke Yan, CFA, FRM

Alpha Generation Through Share Buybacks in Korea: Bi-Monthly (December 2025 & January 2026)

We provide a list of 18 companies in the Korean stock market that have announced share buyback programs in December 2025 and January 2026.

Douglas Kim

KRX Announces Changes to KOSPI200 Index

​KRX announced changes to KOSPI200 and KOSDAQ150 indices effective 12 December 2025. LG CNS could present a buying opportunity with its inclusion,...

Douglas Kim

KOSPI200 Index Rebalance: Nearly Perfect

As expected, there are 7 changes a side (ignoring the merger, which was known). No ad hoc inclusions since the Hyundai merger offsets the Samsung...

Brian Freitas

KRX Just Dropped the KOSPI 200 Dec Rebalance: Bigger IT Sector Surprise

KRX’s Dec KOSPI 200 rebalance dropped today with a big surprise — unexpected IT names sliding in, reshaping flows and setting up notable price...

Sanghyun Park

KRX announced changes to KOSPI200 and KOSDAQ150 indices effective 12 December 2025. LG CNS could present a buying opportunity with its inclusion,...