Pan-Asia Index Flows & Special Situations, Quiddity Advisors

Janaghan Jeyakumar, CFA

Pan-Asia Index Flows & Special Situations

Quiddity Advisors

Pan-Asia Catalysts/Events

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 take a look at the potential ADDs/DELs for the STAR 50 and STAR 100 indices for the June 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 June 2025 index rebal event.


Quiddity Leaderboard STAR 50/100 Jun25: ~US$1bn+ One-Way; Multiple Changes and Conviction Levels

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>With 85% of the review period now complete, we forecast 50 changes (the maximum permitted) for the <a href="https://www.smartkarma.com/entities/csi-smallcap-500-index-shang" target="_blank" data-smartkarma-citation="entities:35347:1" rel="noopener">CSI Smallcap 500 Index</a> at the close on 13 June.</li>
<li>We estimate a one-way turnover of 10% at the rebalance resulting in a round-trip trade of CNY26.4bn (US$3.6bn). The Information Technology gains at the expense of Healthcare and Consumer Staples.</li>
<li>The forecast adds have outperformed the forecast deletes and the <a href="https://www.smartkarma.com/entities/csi-smallcap-500-index-shang" target="_blank" data-smartkarma-citation="entities:35347:1" rel="noopener">CSI Smallcap500 Index</a> over the last 6 months. The best part is that the volatility of the trade is very low.</li>
</ul>


With 85% of the review period now complete, we forecast 50 changes (the maximum permitted) for the CSI Smallcap 500 Index at the close on 13 June.
We estimate a one-way turnover of 10% at the rebalance resulting in a round-trip trade of CNY26.4bn (US$3.6bn). The Information Technology gains at the expense of Healthcare and Consumer Staples.
The forecast adds have outperformed the forecast deletes and the CSI Smallcap500 Index over the last 6 months. The best part is that the volatility of the trade is very low.


CSI500 Index Rebalance Preview: 50 Changes; 10% Turnover; US$3.6bn Round-Trip Trade

Event-Driven

<ul>
<li>There could be up to 10 adds/ 29 deletes for the China global index in February. The actual number of changes will be smaller depending on the review date chosen.</li>
<li>The flow on the forecast adds varies from US$17.5m-US$175m (0.05x-15x ADV) while the flow on the forecast deletes varies from US$14.4m-US$100.4m (0.25x-22.75x ADV).</li>
<li>
<a href="https://www.smartkarma.com/entities/bestechnic-shanghai-co-ltd" target="_blank" data-smartkarma-citation="entities:33459:1" rel="noopener">Bestechnic Shanghai (688608 CH)</a> is a potential inclusion to multiple indices in June and there will be much larger passive flows to the stock then.</li>
</ul>


There could be up to 10 adds/ 29 deletes for the China global index in February. The actual number of changes will be smaller depending on the review date chosen.
The flow on the forecast adds varies from US$17.5m-US$175m (0.05x-15x ADV) while the flow on the forecast deletes varies from US$14.4m-US$100.4m (0.25x-22.75x ADV).

Bestechnic Shanghai (688608 CH) is a potential inclusion to multiple indices in June and there will be much larger passive flows to the stock then.


China/HK: Passive Activity Expected Later This Month

Xiamen Amoytop Biotech Co Ltd / Index Rebalance

<ul>
<li>There are 3 constituent changes 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">STAR50 INDEX</a> and 6 changes for the STAR100 Index at the March rebalance that will be implemented at the close on 14 March.</li>
<li>The last-minute methodology change could lead to under/over positioning on some names and those stocks could move the most over the next few days.</li>
<li>Performance has been mixed in the changes to 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">STAR50 INDEX</a> but the outright adds have continued to outperform the outright deletes for the STAR100 Index.</li>
</ul>


There are 3 constituent changes for the STAR50 INDEX and 6 changes for the STAR100 Index at the March rebalance that will be implemented at the close on 14 March.
The last-minute methodology change could lead to under/over positioning on some names and those stocks could move the most over the next few days.
Performance has been mixed in the changes to the STAR50 INDEX but the outright adds have continued to outperform the outright deletes for the STAR100 Index.


STAR50/STAR100 Index Rebalance: Methodology Changes & Some Surprises

Shanghai Allist Pharmaceuticals / Index Rebalance

<ul>
<li>With the review period complete, we forecast 3 changes 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 8 changes for the STAR100 Index. There are a few migrations between the indices.</li>
<li>We estimate turnover of 3.8% 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 9.9% for the STAR100 Index. The estimated net round-trip trade is CNY 13bn (US$1.8bn).</li>
<li>The forecast adds to 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">STAR50 INDEX</a> have underperformed the forecast deletes. For the STAR100 Index outright changes, the forecast adds have outperformed the forecast deletes by a lot.</li>
</ul>


With the review period complete, we forecast 3 changes for the SSE STAR50 (STAR50 INDEX) and 8 changes for the STAR100 Index. There are a few migrations between the indices.
We estimate turnover of 3.8% for the SSE STAR50 (STAR50 INDEX) and 9.9% for the STAR100 Index. The estimated net round-trip trade is CNY 13bn (US$1.8bn).
The forecast adds to the STAR50 INDEX have underperformed the forecast deletes. For the STAR100 Index outright changes, the forecast adds have outperformed the forecast deletes by a lot.


STAR50/STAR100 Index Rebalance Preview: One Is Meh; The Other Is👍

China

Bestechnic (Shanghai) Co., Ltd. develops, manufactures, and sells intelligent audio system on a chip (SoC) products. The Company produces bluetooth audio chips, type-C audio chips, and other related products. Bestechnic (Shanghai) supplies its products to headsets, intelligent audio terminals, and other makers.

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Bestechnic Shanghai (688608 CH)

Quiddity Leaderboard STAR 50/100 Jun25: ~US$1bn+ One-Way; Multiple Changes and Conviction Levels

We estimate US$833mn and US$275mn one-way flows for STAR 50 and STAR 100 respectively. Some are high-conviction index changes and the other are low...

Janaghan Jeyakumar, CFA

CSI500 Index Rebalance Preview: 50 Changes; 10% Turnover; US$3.6bn Round-Trip Trade

There should be 50 changes in June. Estimated 1-way turnover is 10% and the round-trip trade is US$3.6bn. The forecast adds have outperformed the...

Brian Freitas

China/HK: Passive Activity Expected Later This Month

There could be up to 10 adds/29 deletes for China in Feb. Flow varies from US$14m-175m and impact from 0.05x-22.75x ADV. Bestechnic Shanghai is a...

Brian Freitas

STAR50/STAR100 Index Rebalance: Methodology Changes & Some Surprises

There are 3/6 changes for the STAR50/100 indices. Methodology changes result in a few surprises. The STAR50 adds/deletes have performed in line,...

Brian Freitas

STAR50/STAR100 Index Rebalance Preview: One Is Meh; The Other Is👍

Over the last 3 weeks, the outright adds to the STAR50 and STAR100 indices have underperformed the outright deletes by 6.36% in both cases....

Brian Freitas

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