Index Rebal Trades & Special Situations, Quiddity Advisors

Janaghan Jeyakumar, CFA

Index Rebal Trades & Special Situations

Quiddity Advisors

Pan-Asia Catalysts/Events

Index Rebalance

Cambricon Technologies  Lt / Index Rebalance

<ul>
<li>The September 2025 index review results for the STAR 50 and STAR 100 indices were announced after market close on Friday 29th August 2025.</li>
<li>There will be one change for the STAR 50 index and five changes for the STAR 100 index.</li>
<li>We expect one-way flows of approximately US$2.1bn and US$239mn for the STAR 50 and STAR 100 index rebal events respectively.</li>
</ul>


The September 2025 index review results for the STAR 50 and STAR 100 indices were announced after market close on Friday 29th August 2025.
There will be one change for the STAR 50 index and five changes for the STAR 100 index.
We expect one-way flows of approximately US$2.1bn and US$239mn for the STAR 50 and STAR 100 index rebal events respectively.


Quiddity STAR 50/100 Sep25 Results: 11/12 Expected ADDs/DELs Correct; Large Outflow for Cambricon

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>Nearing the end of the review period, we forecast 1 change for the <a href="https://www.smartkarma.com/entities/sse-science-and-technology-innovation-board-50-index" target="_blank" data-smartkarma-citation="entities:29279:1" rel="noopener">SSE STAR50 (STAR50 INDEX)</a> and 5 changes for the STAR100 Index in September.</li>
<li>We estimate turnover of 1% for the <a href="https://www.smartkarma.com/entities/sse-science-and-technology-innovation-board-50-index" target="_blank" data-smartkarma-citation="entities:29279:1" rel="noopener">SSE STAR50 (STAR50 INDEX)</a> and 3.6% for the STAR100 Index. The estimated round-trip trade is CNY 5bn (US$700m).</li>
<li>Near term performance for the <a href="https://www.smartkarma.com/entities/sse-science-and-technology-innovation-board-50-index" target="_blank" data-smartkarma-citation="entities:29279:1" rel="noopener">SSE STAR50 (STAR50 INDEX)</a> changes has been great, while the performance of the outright STAR100 Index changes has been far from satisfactory.</li>
</ul>


Nearing the end of the review period, we forecast 1 change for the SSE STAR50 (STAR50 INDEX) and 5 changes for the STAR100 Index in September.
We estimate turnover of 1% for the SSE STAR50 (STAR50 INDEX) and 3.6% for the STAR100 Index. The estimated round-trip trade is CNY 5bn (US$700m).
Near term performance for the SSE STAR50 (STAR50 INDEX) changes has been great, while the performance of the outright STAR100 Index changes has been far from satisfactory.


STAR50/STAR100 Index Rebalance Preview: Outright Changes & Migrations

<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

Qi An Xin Technology Group  / Index Rebalance

<ul>
<li>STAR 50 Index is a tech-focused, blue-chip index in Mainland China which tracks the top 50 largest and most liquid names in the STAR market of the Shanghai Stock Exchange.</li>
<li>STAR 100 index tracks the next 100 names (51st-150th ranks) and it represents the mid-cap segment of the STAR market.</li>
<li>In this insight, we have presented our final predictions for the STAR 50 and STAR 100 indices for the September 2025 index rebal event.</li>
</ul>


STAR 50 Index is a tech-focused, blue-chip index in Mainland China which tracks the top 50 largest and most liquid names in the STAR market of the Shanghai Stock Exchange.
STAR 100 index tracks the next 100 names (51st-150th ranks) and it represents the mid-cap segment of the STAR market.
In this insight, we have presented our final predictions for the STAR 50 and STAR 100 indices for the September 2025 index rebal event.


Quiddity Leaderboard STAR 50/100 Sep25: Final Expectations; New Pair Trades

<ul>
<li>STAR 50 Index is a tech-focused, blue-chip index in Mainland China which tracks the top 50 largest and most liquid names in the STAR market of the Shanghai Stock Exchange.</li>
<li>STAR 100 index tracks the next 100 names (51st-150th ranks) and it represents the mid-cap segment of the STAR market.</li>
<li>In this insight, we take a look at the potential ADDs/DELs for the STAR 50 and STAR 100 indices for the September 2025 index rebal event.</li>
</ul>


STAR 50 Index is a tech-focused, blue-chip index in Mainland China which tracks the top 50 largest and most liquid names in the STAR market of the Shanghai Stock Exchange.
STAR 100 index tracks the next 100 names (51st-150th ranks) and it represents the mid-cap segment of the STAR market.
In this insight, we take a look at the potential ADDs/DELs for the STAR 50 and STAR 100 indices for the September 2025 index rebal event.


Quiddity Leaderboard STAR 50/100 Sep25: Reference Period Almost Complete; New Pair Trade Ideas

China

Sinopep-Allsino Bio Pharmaceutical Co.,Ltd. researches, develops, manufactures, and sells peptide drugs and small molecule drugs. The Company produces liraglutide, somalutide, alogliptin benzoate, bivalirudin, eptifibatide, and more. Sinopep-Allsino Bio Pharmaceutical applies its products in treatment of diabetes, cardiovascular diseases, tumors, and other fields.

Sinopep-Allsino Bio Pharmaceutical (688076 CH)

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Sinopep-Allsino Bio Pharmaceutical (688076 CH)

Quiddity STAR 50/100 Sep25 Results: 11/12 Expected ADDs/DELs Correct; Large Outflow for Cambricon

All of our expected ADDs/DELs for STAR 50 were correct. For Star 100, 4/5 Expected ADDs and 5/5 Expected DELs were correct.

Janaghan Jeyakumar, CFA

STAR50/STAR100 Index Rebalance Preview: Outright Changes & Migrations

The STAR50/100 forecast adds have outperformed the forecast deletes over the last month, and by a lot. Announcement is at the close on Friday, so...

Brian Freitas

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 STAR 50/100 Sep25: Final Expectations; New Pair Trades

The trades have generated +16.9% LONG-SHORT return on average in roughly one week (since 5th August). The main contributor to the return is one of...

Janaghan Jeyakumar, CFA

Quiddity Leaderboard STAR 50/100 Sep25: Reference Period Almost Complete; New Pair Trade Ideas

We see one change for STAR 50 and five separate changes for STAR 100 in the September 2025 index review. Most of these expectations are final but...

Janaghan Jeyakumar, CFA

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