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 Dec 12th. The aggregated short interest was USD12.1bn.</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 SANIL ELECTRIC, Hanwha Vision, kakaopay, Samsung F&amp;M Insurance, Alteogen.</li>
</ul>


We analyzed the changes in short interest of KRX stocks as of Dec 12th. The aggregated short interest was USD12.1bn.
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 SANIL ELECTRIC, Hanwha Vision, kakaopay, Samsung F&amp;M Insurance, Alteogen.


KRX Short Interest Weekly (Dec 12th): SANIL ELECTRIC, Hanwha Vision, Kakaopay, Samsung F&M Insurance

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.

Index Rebalance

<ul>
<li>IT adds barely move (~0.1x DTV), but Heavy Industries pops: Sanil/Hanwha Engine draw ~0.4x DTV inflows, while Hanwha Vision faces ~0.6x DTV passive outflow.</li>
<li>June precedent: HD Marine Solution grabbed ~0.3x DTV extra inflow and ripped ~12% pre-rebalance, handily outperforming the tape and other KOSPI 200 adds.</li>
<li>Play the same setup: focus on Heavy Industries flow pockets—Sanil, Hanwha Engine, Hanwha Vision out—and eye entries starting Monday ahead of the Dec 8 go-live.</li>
</ul>


IT adds barely move (~0.1x DTV), but Heavy Industries pops: Sanil/Hanwha Engine draw ~0.4x DTV inflows, while Hanwha Vision faces ~0.6x DTV passive outflow.
June precedent: HD Marine Solution grabbed ~0.3x DTV extra inflow and ripped ~12% pre-rebalance, handily outperforming the tape and other KOSPI 200 adds.
Play the same setup: focus on Heavy Industries flow pockets—Sanil, Hanwha Engine, Hanwha Vision out—and eye entries starting Monday ahead of the Dec 8 go-live.


Front-Running the Dec KOSPI 200: Heavy Industries Names Set Up the Real Flow Trade

Korea/Asia, Events, IPOs, Douglas Research Advisory

Douglas Kim

Korea/Asia, Events, IPOs

Douglas Research Advisory

<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.


<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

Sanil Electric Co., Ltd. operates electrical equipment manufacturing businesses. The Company produces oil-immersed transformers, cast resin transformers, dry-type transformers, reactors, and other products. Sanil Electric conducts businesses in South Korea.

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Sanil Electric (062040 KS)

KRX Short Interest Weekly (Dec 12th): SANIL ELECTRIC, Hanwha Vision, Kakaopay, Samsung F&M Insurance

We analyzed KRX short interest report for the past week and highlighted short interest changes in SANIL ELECTRIC, Hanwha Vision, kakaopay, Samsung...

Ke Yan, CFA, FRM

Front-Running the Dec KOSPI 200: Heavy Industries Names Set Up the Real Flow Trade

This post looks at front-running the Dec KOSPI 200 and breaks down why Heavy Industries is driving the real passive-flow setup for the upcoming...

Sanghyun Park

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

Price Gauge

52-week Range

Market Cap (USDm)

P/E

Dividend (Yield)

KRX Short Interest Weekly (Dec 12th): SANIL ELECTRIC, Hanwha Vision, Kakaopay, Samsung F&M Insurance

We analyzed KRX short interest report for the past week and highlighted short interest changes in SANIL ELECTRIC, Hanwha Vision, kakaopay, Samsung...

Ke Yan, CFA, FRM

Front-Running the Dec KOSPI 200: Heavy Industries Names Set Up the Real Flow Trade

This post looks at front-running the Dec KOSPI 200 and breaks down why Heavy Industries is driving the real passive-flow setup for the upcoming...

Sanghyun Park

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,...