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.

Index Rebalance

<ul>
<li>We screen the STAR Market eligible universe ahead of the STAR50 Sep 2026 review.</li>
<li>Four stocks stand out as high-conviction ADDs this cycle, all with clear rank cushions.</li>
<li>We expect 3 high-conviction DELETEs and 2 mid-conviction DELETEs due to their proximity to the edge of DELETE zone.</li>
</ul>


We screen the STAR Market eligible universe ahead of the STAR50 Sep 2026 review.
Four stocks stand out as high-conviction ADDs this cycle, all with clear rank cushions.
We expect 3 high-conviction DELETEs and 2 mid-conviction DELETEs due to their proximity to the edge of DELETE zone.


Index Rebal/Special Situations, Quiddity Advisors

Janaghan Jeyakumar, CFA

Index Rebal/Special Situations

Quiddity Advisors

Pan-Asia Catalysts/Events

<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 look at the potential ADDs/DELs for the STAR50/STAR100 indices for the September 2026 index rebal event.</li>
<li>The STAR 50 and STAR 100 index rebal events could collectively trigger nearly US$2bn in one-way flows.</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 look at the potential ADDs/DELs for the STAR50/STAR100 indices for the September 2026 index rebal event.
The STAR 50 and STAR 100 index rebal events could collectively trigger nearly US$2bn in one-way flows.


Quiddity Leaderboard STAR 50/100 Sep26: ADDs/DELs Mostly Final; ~US$2bn Combined One-Way Flow

Beijing E-Town Semiconductor Technology / Index Rebalance

Beijing E-Town Semiconductor Technology (688729 CH)

<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 look at the potential ADDs/DELs for the STAR50/STAR100 indices for the September 2026 index rebal event.</li>
<li>Some of the names involved in the index changes could have multiple days to trade.</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 look at the potential ADDs/DELs for the STAR50/STAR100 indices for the September 2026 index rebal event.
Some of the names involved in the index changes could have multiple days to trade.


Quiddity Leaderboard STAR 50/100 Sep26: Special Focus on Peric (688146) And Sichuan Huafeng (688629)

DZT Research

DZT 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 May 22nd. The aggregated net margin trading position is USD389,895m.</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 JIANGSU XINQUAN AUTOMOTIVE TRIM, LENS TECHNOLOGY, BOE, YUANJIE SEMI, ZHONGJI INNOLIGHT.</li>
</ul>


We analyzed the changes in margin trading positions of A-share stocks as of May 22nd. The aggregated net margin trading position is USD389,895m.
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 JIANGSU XINQUAN AUTOMOTIVE TRIM, LENS TECHNOLOGY, BOE, YUANJIE SEMI, ZHONGJI INNOLIGHT.


A-Share Margin Trading Weekly (May 22nd): JIANGSU XINQUAN AUTOMOTIVE TRIM, LENS TECHNOLOGY, BOE

<ul>
<li>We analysed the earning revision of component stocks of STAR50 in the past month.</li>
<li>We tabulated stocks with the top impact on index's EPS, stocks' EPS revision, and revenue revision.</li>
<li>We highlighted EPS revision on KINGSOFT OFFICE SOFTWARE, SUPCON TECHNOLOGY, Roborock, Xinjiang Daqo, TRANSSION, Biwin Storage, NATIONAL SILICON INDUSTRY.</li>
</ul>


We analysed the earning revision of component stocks of STAR50 in the past month.
We tabulated stocks with the top impact on index's EPS, stocks' EPS revision, and revenue revision.
We highlighted EPS revision on KINGSOFT OFFICE SOFTWARE, SUPCON TECHNOLOGY, Roborock, Xinjiang Daqo, TRANSSION, Biwin Storage, NATIONAL SILICON INDUSTRY.


STAR50 Index Earning Revision (Apr): KINGSOFT OFFICE SOFTWARE, SUPCON TECHNOLOGY

China

Cathay Biotech Inc. engages in synthetic biology, producing new materials on an industrial scale through bio-manufacturing. The Company focuses on polyamide industry's value chain covering biological long-chain dibasic acid, bio-based pentane diamine, bio-based polyamide, and more. Cathay Biotech markets its products worldwide.

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

Cathay Biotech (688065 CH)

STAR50 Sep 2026 Index Rebalance Forecast

We expect 4 High Conviction ADDs and 1 Mid Conviction ADD, against 3 High Conviction DELETEs and 2 Mid Conviction DELETEs on rank shortfall depth.

Ke Yan, CFA, FRM

Quiddity Leaderboard STAR 50/100 Sep26: ADDs/DELs Mostly Final; ~US$2bn Combined One-Way Flow

We expect five changes for STAR 50 and most of these names have individual flow sizes larger than US$100mn and have multiple days of volume to trade.

Janaghan Jeyakumar, CFA

Quiddity Leaderboard STAR 50/100 Sep26: Special Focus on Peric (688146) And Sichuan Huafeng (688629)

We see Peric Special Gases (688146 CH) and Sichuan Huafeng Tech (688629 CH) as STAR 100 DELs because they are too large STAR 100 (but not large...

Janaghan Jeyakumar, CFA

STAR50 Index Earning Revision (Apr): KINGSOFT OFFICE SOFTWARE, SUPCON TECHNOLOGY

We analyzed STAR50's consensus for Apr 2026 and highlighted changes of EPS in KINGSOFT OFFICE SOFTWARE (688111 CH), SUPCON TECHNOLOGY (688777 CH),...

Ke Yan, CFA, FRM

Price Gauge

52-week Range

Market Cap (USDm)

P/E

Dividend (Yield)

STAR50 Sep 2026 Index Rebalance Forecast

We expect 4 High Conviction ADDs and 1 Mid Conviction ADD, against 3 High Conviction DELETEs and 2 Mid Conviction DELETEs on rank shortfall depth.

Ke Yan, CFA, FRM

Quiddity Leaderboard STAR 50/100 Sep26: ADDs/DELs Mostly Final; ~US$2bn Combined One-Way Flow

We expect five changes for STAR 50 and most of these names have individual flow sizes larger than US$100mn and have multiple days of volume to trade.

Janaghan Jeyakumar, CFA

Quiddity Leaderboard STAR 50/100 Sep26: Special Focus on Peric (688146) And Sichuan Huafeng (688629)

We see Peric Special Gases (688146 CH) and Sichuan Huafeng Tech (688629 CH) as STAR 100 DELs because they are too large STAR 100 (but not large...

Janaghan Jeyakumar, CFA

A-Share Margin Trading Weekly (May 22nd): JIANGSU XINQUAN AUTOMOTIVE TRIM, LENS TECHNOLOGY, BOE

We analyzed A-share margin trading positions report for the past week and highlighted JIANGSU XINQUAN AUTOMOTIVE TRIM, LENS TECHNOLOGY, BOE,...

Ke Yan, CFA, FRM

STAR50 Index Earning Revision (Apr): KINGSOFT OFFICE SOFTWARE, SUPCON TECHNOLOGY

We analyzed STAR50's consensus for Apr 2026 and highlighted changes of EPS in KINGSOFT OFFICE SOFTWARE (688111 CH), SUPCON TECHNOLOGY (688777 CH),...

Ke Yan, CFA, FRM