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

Index Rebalance

Double Medical Technology  / Index Rebalance

<ul>
<li>There could be up to 6 changes for the CSI Medical Service Index at the December rebalance with the number of changes mainly driven by the inclusions.</li>
<li>Estimated one-way turnover is 6.9% and the round-trip trade is estimated at CNY 4.11bn (US$578m). There are 8 stocks with over 1x ADV to trade from passive trackers.</li>
<li>The forecast adds have outperformed the forecast deletes since June but have underperformed in the short-term. With the review period complete and announcement in 3 weeks, positioning could resume.</li>
</ul>


There could be up to 6 changes for the CSI Medical Service Index at the December rebalance with the number of changes mainly driven by the inclusions.
Estimated one-way turnover is 6.9% and the round-trip trade is estimated at CNY 4.11bn (US$578m). There are 8 stocks with over 1x ADV to trade from passive trackers.
The forecast adds have outperformed the forecast deletes since June but have underperformed in the short-term. With the review period complete and announcement in 3 weeks, positioning could resume.


CSI Medical Service Index Rebalance Preview: Six Potential Changes in December

Index Rebal Trades & Special Situations, Quiddity Advisors

Janaghan Jeyakumar, CFA

Index Rebal Trades & Special Situations

Quiddity Advisors

Pan-Asia Catalysts/Events

Porton Pharma Solutions / Index Rebalance

<ul>
<li>CSI Medical Service represents the top 50 largest and most-liquid stocks involved in medical devices, medical care, medical informatization, and other medical theme from the Shanghai, Shenzhen and Beijing Exchanges.</li>
<li>In this insight, we have presented our final expectations for ADDs and DELs for the upcoming semiannual index rebal event in December 2025.</li>
<li>We expect up to six ADDs and six DELs for the CSI Medical Service index during this index review event based on the latest available data.</li>
</ul>


CSI Medical Service represents the top 50 largest and most-liquid stocks involved in medical devices, medical care, medical informatization, and other medical theme from the Shanghai, Shenzhen and Beijing Exchanges.
In this insight, we have presented our final expectations for ADDs and DELs for the upcoming semiannual index rebal event in December 2025.
We expect up to six ADDs and six DELs for the CSI Medical Service index during this index review event based on the latest available data.


Quiddity Leaderboard CSI Medical Dec25: New Expected DEL Due to Liquidity; US$345mn One-Way

Shandong Weigao Blood Purification Products / Index Rebalance

Shandong Weigao Blood Purification Products

<ul>
<li>CSI Medical Service represents the top 50 largest and most-liquid stocks involved in medical devices, medical care, medical informatization, and other medical theme from the Shanghai, Shenzhen and Beijing Exchanges.</li>
<li>In this insight, we take a look at the potential ADDs and DELs leading the race for the semiannual index rebal event in December 2025.</li>
<li>We expect up to six ADDs and six DELs for the CSI Medical Service index during this index review event based on the latest available data.</li>
</ul>


CSI Medical Service represents the top 50 largest and most-liquid stocks involved in medical devices, medical care, medical informatization, and other medical theme from the Shanghai, Shenzhen and Beijing Exchanges.
In this insight, we take a look at the potential ADDs and DELs leading the race for the semiannual index rebal event in December 2025.
We expect up to six ADDs and six DELs for the CSI Medical Service index during this index review event based on the latest available data.


Quiddity Leaderboard CSI Medical Dec25: Some Changes to Expected ADDs/DELs; US$362mn One-Way

<ul>
<li>CSI Medical Service represents the top 50 largest and most-liquid stocks involved in medical devices, medical care, medical informatization, and other medical theme from the Shanghai, Shenzhen and Beijing Exchanges.</li>
<li>In this insight, we take a look at the potential ADDs and DELs leading the race for the semiannual index rebal event in December 2025.</li>
<li>We expect up to five ADDs and four DELs for the CSI Medical Service index during this index review event based on the latest available data.</li>
</ul>


CSI Medical Service represents the top 50 largest and most-liquid stocks involved in medical devices, medical care, medical informatization, and other medical theme from the Shanghai, Shenzhen and Beijing Exchanges.
In this insight, we take a look at the potential ADDs and DELs leading the race for the semiannual index rebal event in December 2025.
We expect up to five ADDs and four DELs for the CSI Medical Service index during this index review event based on the latest available data.


Quiddity Leaderboard CSI Medical Dec25: US$300mn+ One-Way; Some Changes to Expectations

Inner Mongolia Furui Medical Scie / Index Rebalance

<ul>
<li>CSI Medical Service represents the top 50 largest and most-liquid stocks involved in medical devices, medical care, medical informatization, and other medical theme from the Shanghai, Shenzhen and Beijing Exchanges.</li>
<li>In this insight, we take a look at the potential ADDs and DELs leading the race for the semiannual index rebal event in December 2025.</li>
<li>We expect up to four ADDs and four DELs for the CSI Medical Service index during this index review event based on the latest available data.</li>
</ul>


CSI Medical Service represents the top 50 largest and most-liquid stocks involved in medical devices, medical care, medical informatization, and other medical theme from the Shanghai, Shenzhen and Beijing Exchanges.
In this insight, we take a look at the potential ADDs and DELs leading the race for the semiannual index rebal event in December 2025.
We expect up to four ADDs and four DELs for the CSI Medical Service index during this index review event based on the latest available data.


Quiddity Leaderboard CSI Medical Dec25: 1x-3x ADV for Most Names; Couple of Pair Trade Ideas

China

Beijing Strong Biotechnologies, Inc. operates in the IVD industry, where they specialize in the manufacturing of clinical chemistry liquid reagents.

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Beijing Strong Biotechnolo-A (300406 CH)

CSI Medical Service Index Rebalance Preview: Six Potential Changes in December

There could be 6 changes for the index in Dec. Estimated one-way turnover is 6.9% and the round-trip trade is estimated at US$578m. There are 8...

Brian Freitas

Quiddity Leaderboard CSI Medical Dec25: New Expected DEL Due to Liquidity; US$345mn One-Way

Harbin Fuerjia Tech (301371 CH) appeared in our leaderboard for the first time in October 2025 (this insight). We currently have this as an...

Janaghan Jeyakumar, CFA

Quiddity Leaderboard CSI Medical Dec25: Some Changes to Expected ADDs/DELs; US$362mn One-Way

We estimate the CSI Medical December 2025 index rebalance to trigger flows of ~US$362mn one-way. On average, the expected DELs have higher impact...

Janaghan Jeyakumar, CFA

Quiddity Leaderboard CSI Medical Dec25: US$300mn+ One-Way; Some Changes to Expectations

We estimate the CSI Medical December 2025 index rebalance to trigger flows of ~US$308mn one-way. Most names have 1x-3x ADV to trade.

Janaghan Jeyakumar, CFA

Quiddity Leaderboard CSI Medical Dec25: 1x-3x ADV for Most Names; Couple of Pair Trade Ideas

Assuming our expected ADDs/DELs are correct, we estimate index flows of ~US$180mn one-way in December 2025. Most of the expected ADDs/DELs have...

Janaghan Jeyakumar, CFA

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