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>CSI announced five ADDs and five DELETEs for the STAR50 Sep 2026 review, matching all five of our DELETE calls and two of our five ADD calls.</li>
<li>Raytron Technology, Sichuan Huafeng Technology, Beijing E-Town Semiconductor, Arashi Vision, and SJ Semiconductor enter on 14 Sep 2026, replacing Cathay Biotech, AVIC Chengdu UAS, EverDisplay Optronics, Bestechnic, and APT Medical.</li>
<li>All five ADDs fell in the ten days before the announcement. Historically, ADDs with that pattern opened higher at the post-announcement open and then lost ground into implementation.</li>
</ul>


CSI announced five ADDs and five DELETEs for the STAR50 Sep 2026 review, matching all five of our DELETE calls and two of our five ADD calls.
Raytron Technology, Sichuan Huafeng Technology, Beijing E-Town Semiconductor, Arashi Vision, and SJ Semiconductor enter on 14 Sep 2026, replacing Cathay Biotech, AVIC Chengdu UAS, EverDisplay Optronics, Bestechnic, and APT Medical.
All five ADDs fell in the ten days before the announcement. Historically, ADDs with that pattern opened higher at the post-announcement open and then lost ground into implementation.


STAR50 Sep 2026 Index Rebalance: Post-Announcement Positioning

<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.


Quantitative Analysis

<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 Ninebot, METAX INTEGRATED CIRCUITS, BEIJING ROBOROCK TECHNOLOGY, SUPCON TECHNOLOGY, SHANGHAI ALLIST PHARMACEUTICALS, TRANSSION, Kingsoft Office Software, MONTAGE.</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 Ninebot, METAX INTEGRATED CIRCUITS, BEIJING ROBOROCK TECHNOLOGY, SUPCON TECHNOLOGY, SHANGHAI ALLIST PHARMACEUTICALS, TRANSSION, Kingsoft Office Software, MONTAGE.


STAR50 Index Earning Revision (Jul): Ninebot, METAX INTEGRATED CIRCUITS, BEIJING ROBOROCK TECHNOLOGY

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

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.

<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 SANY RENEWABLE ENERGY, NATIONAL SILICON INDUSTRY, MGI TECH, YUANJIE SEMI, MOORE THREADS TECHNOLOGY, CAMBRICON, Xinjiang Daqo, ADVANCED MICRO-FABRICATION EQUIPMENT INC. CHINA.</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 SANY RENEWABLE ENERGY, NATIONAL SILICON INDUSTRY, MGI TECH, YUANJIE SEMI, MOORE THREADS TECHNOLOGY, CAMBRICON, Xinjiang Daqo, ADVANCED MICRO-FABRICATION EQUIPMENT INC. CHINA.


STAR50 Index Earning Revision (Jun): SANY RENEWABLE ENERGY, NATIONAL SILICON INDUSTRY, MGI TECH

China

APT Medical Inc. engages in development, production and sales of electrophysiology and vascular interventional medical devices. The Company provides coronary artery access and electrophysiological medical devices, peripheral blood vessels and nerve intervention medical devices, and more. APT Medical markets its products worldwide.

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APT Medical (688617 CH)

STAR50 Sep 2026 Index Rebalance: Post-Announcement Positioning

CSI announced five ADDs and five DELETEs on 28 Aug 2026, effective 14 Sep 2026. We review the pre-announcement setup vs prior cycles and potential...

Ke Yan, CFA, FRM

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

STAR50 Index Earning Revision (Jul): Ninebot, METAX INTEGRATED CIRCUITS, BEIJING ROBOROCK TECHNOLOGY

We analyzed STAR50's consensus for Jul 2026 and highlighted changes of EPS in Ninebot (689009 CH), METAX INTEGRATED CIRCUITS (688802 CH), BEIJING...

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

STAR50 Index Earning Revision (Jun): SANY RENEWABLE ENERGY, NATIONAL SILICON INDUSTRY, MGI TECH

We analyzed STAR50's consensus for Jun 2026 and highlighted changes of EPS in SANY RENEWABLE ENERGY (688349 CH), NATIONAL SILICON INDUSTRY (688126...

Ke Yan, CFA, FRM

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