Korea / Special Sits, Pairs, Index Rebalancing, Clepsydra Capital

Sanghyun Park

Korea / Special Sits, Pairs, Index Rebalancing

Clepsydra Capital

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

Index Rebalance

Gemvax & Kael Co., Ltd. manufactures chemical air filters used in semiconductor manufacturing process as well as equipments for general air purification system. The Company also produces Gas Srubber Resin, Coating Resin, and filters. Gemvax & Kael operates Environment System Field which includes media used for masks.

<ul>
<li>67 semi names screen into TMI Large-Mid; with stable churn, they’re a solid base for the Sept rebalance. Filter by ADTV and mkt cap to get likely basket.</li>
<li>Last year’s Sept rebalance saw wild moves, especially in the week prior, driven by low visibility from the non-public BMI universe, which amped up uncertainty and volatility.</li>
<li>This year’s TMI-based rebalance may see more front-loading and smoother flows, but with low market awareness and no playbook yet, chunky moves are still on the table.</li>
</ul>


67 semi names screen into TMI Large-Mid; with stable churn, they’re a solid base for the Sept rebalance. Filter by ADTV and mkt cap to get likely basket.
Last year’s Sept rebalance saw wild moves, especially in the week prior, driven by low visibility from the non-public BMI universe, which amped up uncertainty and volatility.
This year’s TMI-based rebalance may see more front-loading and smoother flows, but with low market awareness and no playbook yet, chunky moves are still on the table.


KRX Semicon Index Sep Rebalance — Watch Closely

Index Rebal Trades & Special Situations, Quiddity Advisors

Janaghan Jeyakumar, CFA

Index Rebal Trades & Special Situations

Quiddity Advisors

Pan-Asia Catalysts/Events

BioPharma Credit PLC Fund / Index Rebalance

BioPharma Credit PLC operates as a closed-ended investment company. The Company provides debt capital for the life sciences industry, as well as focuses on the investments in debt assets secured by royalties and other cash flows derived from sales of approved life sciences products.

<ul>
<li>In this insight, we take a look at the potential index changes for F100 and F250 in the run-up to the September 2025 index rebal event.</li>
<li>We see three M&amp;A-related intra-review changes for the F250 index prior to the September 2025 review <strong><em>(one announced later today)</em></strong> and then two more shortly after the rebal event. </li>
<li>Our latest estimates suggest there could be one regular change for the F250 index during the September 2025 rebalance. We do not currently see any changes for the F100.</li>
</ul>


In this insight, we take a look at the potential index changes for F100 and F250 in the run-up to the September 2025 index rebal event.
We see three M&amp;A-related intra-review changes for the F250 index prior to the September 2025 review (one announced later today) and then two more shortly after the rebal event. 
Our latest estimates suggest there could be one regular change for the F250 index during the September 2025 rebalance. We do not currently see any changes for the F100.


Quiddity Leaderboard F100/F250 Sep25 Results: Methodology Change Could Result in a Surprise Addition

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

ROHM COMPANY LIMITED manufactures custom linear integrated circuits and semiconductor devices for use primarily in consumer electronics.  The Company has plants and sales offices worldwide.  Rohm's subsidiaries include Wako Electric and Apollo Electronics.

<ul>
<li>Following the results of <a href="https://www.smartkarma.com/entities/nippon-telegraph-telephone-corporation" target="_blank" data-smartkarma-citation="entities:623:1" rel="noopener">NTT (9432 JP)</a>'s tender offer for <a href="https://www.smartkarma.com/entities/ntt-data-corp" target="_blank" data-smartkarma-citation="entities:11232:1" rel="noopener">NTT Data Corp (9613 JP)</a>, NTT Data will be deleted from the <a href="https://www.smartkarma.com/entities/nikkei-225" target="_blank" data-smartkarma-citation="entities:22909:1" rel="noopener">Nikkei 225 (NKY INDEX)</a>.</li>
<li>
<a href="https://www.smartkarma.com/entities/rohm-co-ltd" target="_blank" data-smartkarma-citation="entities:2953:1" rel="noopener">ROHM Co Ltd (6963 JP)</a> will be added to the <a href="https://www.smartkarma.com/entities/nikkei-225" target="_blank" data-smartkarma-citation="entities:22909:1" rel="noopener">Nikkei 225 (NKY INDEX)</a> at the close on 3 July. The stock is up a fair bit from its lows.</li>
<li>Nearly all the <a href="https://www.smartkarma.com/entities/ntt-data-corp" target="_blank" data-smartkarma-citation="entities:11232:1" rel="noopener">NTT Data Corp</a> shares not tendered will be held by passives and there will be selling in the stock as index providers move the float lower/delete.</li>
</ul>


Following the results of NTT (9432 JP)'s tender offer for NTT Data Corp (9613 JP), NTT Data will be deleted from the Nikkei 225 (NKY INDEX).

ROHM Co Ltd (6963 JP) will be added to the Nikkei 225 (NKY INDEX) at the close on 3 July. The stock is up a fair bit from its lows.
Nearly all the NTT Data Corp shares not tendered will be held by passives and there will be selling in the stock as index providers move the float lower/delete.


Nikkei 225 Index Rebalance: Rohm (6963) To Replace NTT Data Group (9613)

US-EU Index Rebalances / Quantitative Researcher, ORTEX

Dimitris Ioannidis

US-EU Index Rebalances / Quantitative Researcher

Global Financial Data and Analytics Platform

ORTEX

ORTEX is a global financial data and analytics platform providing real-time securities lending and short interest data, index rebalance data, holdings and insider transactions, trading signals, corporate actions and news,  stock machine learning and factor scores and other analytics. The majority of the data are downloadable and accessible through APIs.

Anjoy Foods Group Co. Ltd. operates as a food manufacturer. The Company produces and distributes individually packaged quick freezing seafood, meat, flour, rice, and other processed food products. Anjoy Foods Group mainly conducts businesses in China.

<ul>
<li>
<a href="https://www.smartkarma.com/entities/anjoy-foods-group" target="_blank" data-smartkarma-citation="entities:44280:1" rel="noopener">Anjoy Foods Group (2648 HK)</a> debuts on the HKEX on 4 July, at a market cap of ~$2.8bn, raising ~$340m.</li>
<li>The security is expected to fail the minimum float cap threshold of Global-F and therefore be excluded even after the lock-up expiry.</li>
<li>
<a href="https://www.smartkarma.com/entities/anjoy-foods-group" target="_blank" data-smartkarma-citation="entities:44280:1" rel="noopener">Anjoy Foods Group (2648 HK)</a> can be added to Global-M at the November 2025 review if its market cap is assigned to the SmallCap segment.</li>
</ul>



Anjoy Foods Group (2648 HK) debuts on the HKEX on 4 July, at a market cap of ~$2.8bn, raising ~$340m.
The security is expected to fail the minimum float cap threshold of Global-F and therefore be excluded even after the lock-up expiry.

Anjoy Foods Group (2648 HK) can be added to Global-M at the November 2025 review if its market cap is assigned to the SmallCap segment.


Anjoy Foods (2648 HK): Float Cap Restricts Global Index Inclusion

Tung Ho Steel Enterprise / Index Rebalance

Tung Ho Steel Enterprise Corporation manufactures and markets steel rods, H-shaped steel frames, steel plates, and reinforcements.

<ul>
<li>The T50 index represents the top 50 largest stocks by market capitalization in the Taiwan Stock Exchange (TWSE). The T100 index represents the next 100 largest names (51-150 ranks).</li>
<li>In this insight, we take a look at the potential ADDs and DELs for the September 2025 index rebal event.</li>
<li>Currently, we see no changes for T50 and one change for T100 in September.</li>
</ul>


The T50 index represents the top 50 largest stocks by market capitalization in the Taiwan Stock Exchange (TWSE). The T100 index represents the next 100 largest names (51-150 ranks).
In this insight, we take a look at the potential ADDs and DELs for the September 2025 index rebal event.
Currently, we see no changes for T50 and one change for T100 in September.


Quiddity Leaderboard T50/​​​100 Sep25: Shin Kong Replacement + One Dark Horse TDIV Potential DEL

Index Rebalance
Index Inclusion / Exclusions Analysis

KRX Semicon Index Sep Rebalance — Watch Closely

We should closely monitor the KRX Semicon Index rebalance this September, as it represents a significant event with substantial flow implications.

Sanghyun Park

Quiddity Leaderboard F100/F250 Sep25 Results: Methodology Change Could Result in a Surprise Addition

We see many high-impact F250 potential ADDs with opportunities to get added to the index during the regular Sep25 index review or on an intra...

Janaghan Jeyakumar, CFA

Nikkei 225 Index Rebalance: Rohm (6963) To Replace NTT Data Group (9613)

Rohm has outperformed its peers by 4.4% since the announcement of NKY inclusion. Day 1 outperformance was 7.5% and part of those gains were given...

Brian Freitas

Anjoy Foods (2648 HK): Float Cap Restricts Global Index Inclusion

Anjoy Foods will debut on the HKEX on 4 July with a market cap of $2.8bn. While it faces exclusion from one Global index due to a low float cap, it...

Dimitris Ioannidis

Quiddity Leaderboard T50/100 Sep25: Shin Kong Replacement + One Dark Horse TDIV Potential DEL

T100 and TDIV member Tung Ho Steel (2006 TT) is ranked 157th in the T100 selection process and could get deleted from T100 and TDIV if it...

Janaghan Jeyakumar, CFA

KRX Semicon Index Sep Rebalance — Watch Closely

We should closely monitor the KRX Semicon Index rebalance this September, as it represents a significant event with substantial flow implications.

Sanghyun Park

Quiddity Leaderboard F100/F250 Sep25 Results: Methodology Change Could Result in a Surprise Addition

We see many high-impact F250 potential ADDs with opportunities to get added to the index during the regular Sep25 index review or on an intra...

Janaghan Jeyakumar, CFA

Nikkei 225 Index Rebalance: Rohm (6963) To Replace NTT Data Group (9613)

Rohm has outperformed its peers by 4.4% since the announcement of NKY inclusion. Day 1 outperformance was 7.5% and part of those gains were given...

Brian Freitas

Anjoy Foods (2648 HK): Float Cap Restricts Global Index Inclusion

Anjoy Foods will debut on the HKEX on 4 July with a market cap of $2.8bn. While it faces exclusion from one Global index due to a low float cap, it...

Dimitris Ioannidis

Quiddity Leaderboard T50/​​​100 Sep25: Shin Kong Replacement + One Dark Horse TDIV Potential DEL

T100 and TDIV member Tung Ho Steel (2006 TT) is ranked 157th in the T100 selection process and could get deleted from T100 and TDIV if it...

Janaghan Jeyakumar, CFA

Quiddity Leaderboard T50/100 Sep25: Shin Kong Replacement + One Dark Horse TDIV Potential DEL