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>STAR50 rebalance will be effective on 14 Sep 2026 before market open, with 5 ADDs and 5 DELETEs.</li>
<li>Four of the five ADDs gained at the post-announcement open, and all five then fell over the rest of the bridge. AVIC Chengdu UAS was the only DELETE to gain.</li>
<li>Historically, ADDs with a negative bridge averaged higher first-week returns than ADDs with a positive bridge. DELETEs with a negative bridge mostly kept falling in the first implementation week.</li>
</ul>


STAR50 rebalance will be effective on 14 Sep 2026 before market open, with 5 ADDs and 5 DELETEs.
Four of the five ADDs gained at the post-announcement open, and all five then fell over the rest of the bridge. AVIC Chengdu UAS was the only DELETE to gain.
Historically, ADDs with a negative bridge averaged higher first-week returns than ADDs with a positive bridge. DELETEs with a negative bridge mostly kept falling in the first implementation week.


STAR50 Sep 2026 Index Rebalance: Pre-Implementation Update

<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.


Research on Tech Companies

Evelyn Zhang

Thematic (Sector/Industry)

<ul>
<li>In modern warfare, UAVs have unbeatable advantages: zero casualties, low overall cost, strong maneuverability, strong adaptability to the environment, with a higher proportion of payload,  and will be widely used.  </li>
<li>Military UAV growth mainly depends on the defense spending. Israel, the United States, and China dominate the military UAV trade market.</li>
<li>Top listed Chinese producers ranked by UAV revenue (in RMB) in 2021: <a href="https://www.smartkarma.com/entities/avic-chengdu-uas-co-ltd" target="_blank" data-smartkarma-citation="entities:36280:1" rel="noopener">China AVIC (688297 CH)</a> (2.48bn); <a href="https://www.smartkarma.com/entities/zhejiang-nanyang-technology-co-ltd" target="_blank" data-smartkarma-citation="entities:16813:1" rel="noopener">Zhejiang Nanyang Technology Co,Ltd. (002389 CH)</a> (1.12bn); <a href="https://www.smartkarma.com/entities/china-aerospace-times-electronics-co-ltd" target="_blank" data-smartkarma-citation="entities:3330:1" rel="noopener">China Aerospace Times Electronics (600879 CH)</a> (780mn).</li>
</ul>


In modern warfare, UAVs have unbeatable advantages: zero casualties, low overall cost, strong maneuverability, strong adaptability to the environment, with a higher proportion of payload,  and will be widely used.  
Military UAV growth mainly depends on the defense spending. Israel, the United States, and China dominate the military UAV trade market.
Top listed Chinese producers ranked by UAV revenue (in RMB) in 2021: China AVIC (688297 CH) (2.48bn); Zhejiang Nanyang Technology Co,Ltd. (002389 CH) (1.12bn); China Aerospace Times Electronics (600879 CH) (780mn).


No Man's Sky: China Military UAV Market Overview

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

China

AVIC (Chengdu) UAS Co., Ltd. develops, manufactures, and distributes UAV (unmanned aerial vehicle) systems and products. The Company produces large fixed-wing long-endurance drones and provides related technical services. AVIC (Chengdu) UAS markets its products across worldwide.

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AVIC (Chengdu) UAS Co Ltd (688297 CH)

STAR50 Sep 2026 Index Rebalance: Pre-Implementation Update

STAR50 enters implementation on 14 Sep 2026. We update post-announcement stock performance and discuss implementation trades.

Ke Yan, CFA, FRM

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

No Man's Sky: China Military UAV Market Overview

With tension ratcheting up across the Taiwan strait, and an ongoing war in Ukraine, the role of UAVs in modern warfare is being accelerated. Will...

Evelyn Zhang

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

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