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

Shenton Research

Shenton 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 margin trading positions of A-share stocks as of Jul 31st. The aggregated net margin trading position is USD350,312m.</li>
<li>We tabulate league tables for top/bottom net long/short of margin trading by value, net margin buy as multiple of ADT.</li>
<li>We highlight net margin buy/sell changes in ANHUI JIANGHUAI AUTOMOBILE, BLUEPARK NEW ENERGY TECHNOLOGY, CHINA MINSHENG BANKING, Mindray, GUOTAI HAITONG SECURITIES.</li>
</ul>


We analyzed the changes in margin trading positions of A-share stocks as of Jul 31st. The aggregated net margin trading position is USD350,312m.
We tabulate league tables for top/bottom net long/short of margin trading by value, net margin buy as multiple of ADT.
We highlight net margin buy/sell changes in ANHUI JIANGHUAI AUTOMOBILE, BLUEPARK NEW ENERGY TECHNOLOGY, CHINA MINSHENG BANKING, Mindray, GUOTAI HAITONG SECURITIES.


A-Share Margin Trading Weekly (Jul 31st): ANHUI JIANGHUAI AUTOMOBILE, BLUEPARK NEW ENERGY TECHNOLOGY

Index Rebal/Special Situations, Quiddity Advisors

Janaghan Jeyakumar, CFA

Index Rebal/Special Situations

Quiddity Advisors

Pan-Asia Catalysts/Events

Index Rebalance

MetaX Integrated Circuits / Index Rebalance

<ul>
<li>STAR 50 and STAR 100 are tech-focused, blue-chip indices in Mainland China which track the top largest and most liquid names in the STAR market of the Shanghai Stock Exchange.</li>
<li>In this insight, we have presented our final expectations for ADDs and DELs for the upcoming June 2026 index rebal event.</li>
<li>We expect over US$2.6bn combined one-way flows for STAR 50 and STAR 100 during the June 2026 index rebal event.</li>
</ul>


STAR 50 and STAR 100 are tech-focused, blue-chip indices in Mainland China which track the top largest and most liquid names in the STAR market of the Shanghai Stock Exchange.
In this insight, we have presented our final expectations for ADDs and DELs for the upcoming June 2026 index rebal event.
We expect over US$2.6bn combined one-way flows for STAR 50 and STAR 100 during the June 2026 index rebal event.


Quiddity Leaderboard STAR 50/100 Jun26: Final Expectations; ~US$2.6bn Combined One-Way Flows

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

Cambricon Technologies  Lt / 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">SSE STAR50 (STAR50 INDEX)</a>, 10 changes for the STAR100 Index and 2 changes for the STAR Chip Index at the March rebalance.</li>
<li>We estimate one-way turnover of 9% 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> resulting in a round-trip trade of CNY 27.6bn (US$4bn). One-way turnover for the STAR100 Index is 9.2%.</li>
<li>With the National Team redeeming ETFs, the adds have outperformed the deletes for all the indices and that could continue ahead of implementation of the changes.</li>
</ul>


There are 3 constituent changes for the SSE STAR50 (STAR50 INDEX), 10 changes for the STAR100 Index and 2 changes for the STAR Chip Index at the March rebalance.
We estimate one-way turnover of 9% for the STAR50 INDEX resulting in a round-trip trade of CNY 27.6bn (US$4bn). One-way turnover for the STAR100 Index is 9.2%.
With the National Team redeeming ETFs, the adds have outperformed the deletes for all the indices and that could continue ahead of implementation of the changes.


STAR50/STAR100/STAR Chip Index Rebalance: Adds Outperform Deletes as Trade Nears US$6bn

Moore Threads Technology / Index Rebalance

<ul>
<li>The STAR 50 index is a tech-focused, blue-chip index in China which tracks the top 50 largest and most liquid names in the STAR market of the Shanghai Stock Exchange.</li>
<li>The 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 expectations for ADDs and DELs for the upcoming March 2026 index rebal event.</li>
</ul>


The STAR 50 index is a tech-focused, blue-chip index in China which tracks the top 50 largest and most liquid names in the STAR market of the Shanghai Stock Exchange.
The 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 expectations for ADDs and DELs for the upcoming March 2026 index rebal event.


Quiddity Leaderboard STAR 50/100 Mar26: Final Expectations; ~US$3.8bn Total One-Way

<ul>
<li>With the review period nearly complete, we forecast 4 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">SSE STAR50 (STAR50 INDEX)</a> and 10 constituent changes for the STAR100 Index in March.</li>
<li>We estimate turnover of 9.1% 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 9.6% for the STAR100 Index. The estimated round-trip net trade is CNY 28.55bn (US$4.1bn).</li>
<li>There has been big unwinding of ETF holdings (likely the National Team at work) recently and that reduces the flow and impact for the index changes.</li>
</ul>


With the review period nearly complete, we forecast 4 constituent changes for the SSE STAR50 (STAR50 INDEX) and 10 constituent changes for the STAR100 Index in March.
We estimate turnover of 9.1% for the SSE STAR50 (STAR50 INDEX) and 9.6% for the STAR100 Index. The estimated round-trip net trade is CNY 28.55bn (US$4.1bn).
There has been big unwinding of ETF holdings (likely the National Team at work) recently and that reduces the flow and impact for the index changes.


STAR50/STAR100 Index Rebalance Preview: Huge Outperformance as National Team Redeems ETF Holdings

China

Puya Semiconductor (Shanghai) Co., Ltd. produces and sells semiconductor devices. The Company manufactures and sells flash memory integrated circuit, high reliability memory integrated circuit, and other products. Puya Semiconductor (Shanghai) markets its products throughout China.

Price Gauge
52-week Range	0.00 - 0.00
Market Cap (USDm)	0.00
P/E	0.00
Dividend (Yield)	0.00

Puya Semiconductor Shanghai (688766 CH)

Quiddity Leaderboard STAR 50/100 Jun26: Final Expectations; ~US$2.6bn Combined One-Way Flows

The STAR50/100 Jun26 index review results will be confirmed after market close on Friday 29th May 2026. In this insight, we have presented our...

Janaghan Jeyakumar, CFA

STAR50/STAR100/STAR Chip Index Rebalance: Adds Outperform Deletes as Trade Nears US$6bn

There are 3 changes for the STAR50, 10 changes for the STAR100, 2 changes for the STAR Chip in March. The adds have outperformed the deletes across...

Brian Freitas

Quiddity Leaderboard STAR 50/100 Mar26: Final Expectations; ~US$3.8bn Total One-Way

We estimate the one-way flow for STAR 50 to be roughly US$3.2bn in March 2026. Multiple names have more than US$200mn of index buying/selling. Some...

Janaghan Jeyakumar, CFA

STAR50/STAR100 Index Rebalance Preview: Huge Outperformance as National Team Redeems ETF Holdings

4 changes forecast for the STAR50 and 10 for the STAR100 resulting in a net round-trip trade of US$4.1bn. The National Team has been redeeming...

Brian Freitas

Price Gauge

52-week Range

Market Cap (USDm)

P/E

Dividend (Yield)

A-Share Margin Trading Weekly (Jul 31st): ANHUI JIANGHUAI AUTOMOBILE, BLUEPARK NEW ENERGY TECHNOLOGY

We analyzed A-share margin trading positions report for the past week and highlighted ANHUI JIANGHUAI AUTOMOBILE (600418 CH), BLUEPARK NEW ENERGY...

Ke Yan, CFA, FRM

Quiddity Leaderboard STAR 50/100 Jun26: Final Expectations; ~US$2.6bn Combined One-Way Flows

The STAR50/100 Jun26 index review results will be confirmed after market close on Friday 29th May 2026. In this insight, we have presented our...

Janaghan Jeyakumar, CFA

STAR50/STAR100/STAR Chip Index Rebalance: Adds Outperform Deletes as Trade Nears US$6bn

There are 3 changes for the STAR50, 10 changes for the STAR100, 2 changes for the STAR Chip in March. The adds have outperformed the deletes across...

Brian Freitas

Quiddity Leaderboard STAR 50/100 Mar26: Final Expectations; ~US$3.8bn Total One-Way

We estimate the one-way flow for STAR 50 to be roughly US$3.2bn in March 2026. Multiple names have more than US$200mn of index buying/selling. Some...

Janaghan Jeyakumar, CFA

STAR50/STAR100 Index Rebalance Preview: Huge Outperformance as National Team Redeems ETF Holdings

4 changes forecast for the STAR50 and 10 for the STAR100 resulting in a net round-trip trade of US$4.1bn. The National Team has been redeeming...

Brian Freitas