Index Rebal/Special Situations, Quiddity Advisors

Janaghan Jeyakumar, CFA

Index Rebal/Special Situations

Quiddity Advisors

Pan-Asia Catalysts/Events

Index Rebalance

<ul>
<li>The HSTECH Index tracks the performance of the top 30 technology companies listed in Hong Kong that have high business exposure to certain technology themes.</li>
<li>In this insight, we take a look at our final expectations of index changes and the resultant capping flows for HSTECH index rebal event in September 2025.</li>
<li>We see one low-conviction ADD/DEL and one significant float percentage revision which could collectively trigger roughly US$1.6bn in one-way index flows in September 2025.</li>
</ul>


The HSTECH Index tracks the performance of the top 30 technology companies listed in Hong Kong that have high business exposure to certain technology themes.
In this insight, we take a look at our final expectations of index changes and the resultant capping flows for HSTECH index rebal event in September 2025.
We see one low-conviction ADD/DEL and one significant float percentage revision which could collectively trigger roughly US$1.6bn in one-way index flows in September 2025.


Quiddity Leaderboard HSTECH Sep25: Final Expectations; ~US$1.6bn One-Way; Long Up 9% Vs Peers

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>The review period for the September rebalance of the <a href="https://www.smartkarma.com/entities/hang-seng-tech-index" target="_blank" data-smartkarma-citation="entities:31367:1" rel="noopener">Hang Seng TECH Index</a> ended on 30 June, the changes will be announced on 22 August and implemented on 5 September.</li>
<li>No constituent changes will result in a one-way turnover of 4.1% and that will mean a round-trip trade of HK$15.2bn (US$1.94bn).</li>
<li>An expansion of the index universe could lead to one constituent change and that increases the one-way turnover to 6.2% and the round-trip trade to HK$23.1bn (US$2.94bn).</li>
</ul>


The review period for the September rebalance of the Hang Seng TECH Index ended on 30 June, the changes will be announced on 22 August and implemented on 5 September.
No constituent changes will result in a one-way turnover of 4.1% and that will mean a round-trip trade of HK$15.2bn (US$1.94bn).
An expansion of the index universe could lead to one constituent change and that increases the one-way turnover to 6.2% and the round-trip trade to HK$23.1bn (US$2.94bn).


HSTECH Index Rebalance Preview: Universe Expansion Could Lead to One Change

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

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 analysed the earning revision of component stocks of HS TECH 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 BYD, Ntes, Kuaishou, Lenovo, Li Auto, Horizonrobot, China Lit, Asmpt.</li>
</ul>


We analysed the earning revision of component stocks of HS TECH 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 BYD, Ntes, Kuaishou, Lenovo, Li Auto, Horizonrobot, China Lit, Asmpt.


HS TECH Index Earning Revision (Jun): BYD, Ntes, Kuaishou, Lenovo, Li Auto, Horizonrobot, China Lit

<ul>
<li>The HSTECH Index tracks the performance of the top 30 technology companies listed in Hong Kong that have high business exposure to certain technology themes.</li>
<li>In this insight, we take a look at the potential index changes and the resultant capping flows for HSTECH index rebal event in September 2025.</li>
<li>We see one low-conviction ADD/DEL and one significant float percentage revision which could collectively trigger roughly US$1.3bn in one-way index flows in September 2025.</li>
</ul>


The HSTECH Index tracks the performance of the top 30 technology companies listed in Hong Kong that have high business exposure to certain technology themes.
In this insight, we take a look at the potential index changes and the resultant capping flows for HSTECH index rebal event in September 2025.
We see one low-conviction ADD/DEL and one significant float percentage revision which could collectively trigger roughly US$1.3bn in one-way index flows in September 2025.


Quiddity Leaderboard HSTECH Sep25: 1 Low-Conviction Change + 1 FAF Revision; US$1.3bn One-Way

<ul>
<li>We analysed the earning revision of component stocks of HS TECH 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 Xiaomi, Ntes - S, Meituan, Jd - Sw, Smic, Horizonrobot, Hua Hong Semi.</li>
</ul>


We analysed the earning revision of component stocks of HS TECH 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 Xiaomi, Ntes - S, Meituan, Jd - Sw, Smic, Horizonrobot, Hua Hong Semi.


HS TECH Index Earning Revision (May): Xiaomi, Ntes, Meituan, Jd, Smic, Horizonrobot

Hong Kong

ASMPT designs and manufactures machines and tools for the semiconductor and electronics assembly industries, including deposition, wafer separation, die attach, wire bonding, and advanced packaging solutions. It is a leading global supplier of hardware, software, and service solutions for intelligent factories, and also offers smart factory and intralogistics solutions. The company was founded in 1975 and is headquartered in Singapore.

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ASMPT (522 HK)

Quiddity Leaderboard HSTECH Sep25: Final Expectations; ~US$1.6bn One-Way; Long Up 9% Vs Peers

We continue to see Geely as a low-conviction ADD and ASMPT as a low-conviction DEL. Assuming these index changes take place, there could be...

Janaghan Jeyakumar, CFA

HSTECH Index Rebalance Preview: Universe Expansion Could Lead to One Change

Horizon Robotics' FAF increase will result in big passive buying. An expansion of the index universe could lead to one constituent change with...

Brian Freitas

HS TECH Index Earning Revision (Jun): BYD, Ntes, Kuaishou, Lenovo, Li Auto, Horizonrobot, China Lit

We analyzed HS TECH's consensus for Jun 2025 and highlighted changes of EPS in BYD, Ntes, Kuaishou, Lenovo, Li Auto, Horizonrobot, China Lit, Asmpt.

Ke Yan, CFA, FRM

Quiddity Leaderboard HSTECH Sep25: 1 Low-Conviction Change + 1 FAF Revision; US$1.3bn One-Way

We expect high-impact index flows for the ADD, DEL, and the FAF-revision names. There could be multiple days of volume to trade for these names if...

Janaghan Jeyakumar, CFA

HS TECH Index Earning Revision (May): Xiaomi, Ntes, Meituan, Jd, Smic, Horizonrobot

We analyzed HS TECH's consensus for May 2025 and highlighted changes of EPS in Xiaomi, Ntes - S, Meituan, Jd - Sw, Smic, Horizonrobot, Hua Hong Semi.

Ke Yan, CFA, FRM

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