Pan-Asia Catalysts/Events, Quiddity Advisors

Travis Lundy

Pan-Asia Catalysts/Events

Quiddity Advisors

Index Rebalance

<ul>
<li>In this insight, we present the flows to buy and sell for each of the top 6 Hang Seng Index Family indices based on estimated tracking AUM.</li>
<li>The indices: Hang Seng Index (HSI), HS Tech Index (HSTECH), HS China Enterprise Index (HSCEI), HS HK Biotech (HSHKBIO), HS Internet &amp; Infotech (HSIII), and HS Healthcare Index (HSHCI).</li>
<li>By Quiddity calculations based on the 21 November close, there is one-way flow across these six indices of HK$26.14bn (approximately), to trade on 5 December at the close.</li>
</ul>


In this insight, we present the flows to buy and sell for each of the top 6 Hang Seng Index Family indices based on estimated tracking AUM.
The indices: Hang Seng Index (HSI), HS Tech Index (HSTECH), HS China Enterprise Index (HSCEI), HS HK Biotech (HSHKBIO), HS Internet &amp; Infotech (HSIII), and HS Healthcare Index (HSHCI).
By Quiddity calculations based on the 21 November close, there is one-way flow across these six indices of HK$26.14bn (approximately), to trade on 5 December at the close.


[Quiddity Index] Dec25 Hang Seng Index Family Review; Flows for December 5 Rebal

Index Rebal/Special Situations, Quiddity Advisors

Janaghan Jeyakumar, CFA

Index Rebal/Special Situations

<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>The official index changes and indicative weights for the December 2025 index rebal event will be announced publicly after the close on Friday 21st November 2025.</li>
<li>We continue to expect one index change for December 2025 and we estimate there to be capping flows of ~US$1.9bn one-way.</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.
The official index changes and indicative weights for the December 2025 index rebal event will be announced publicly after the close on Friday 21st November 2025.
We continue to expect one index change for December 2025 and we estimate there to be capping flows of ~US$1.9bn one-way.


Quiddity Leaderboard HSTECH Dec25: AAC Tech up 9% Vs Peer; ~US$1.9bn One-Way; Announcement Soon

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 MEITUAN, TME, BIDU, JD.COM, BYD, ASMPT, SENSETIME, Meituan, Jd, BYD, Bidu, Sensetime, Tme, 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 MEITUAN, TME, BIDU, JD.COM, BYD, ASMPT, SENSETIME, Meituan, Jd, BYD, Bidu, Sensetime, Tme, Asmpt.


HS TECH Index Earning Revision (Oct): MEITUAN, TME, BIDU, JD.COM, BYD, ASMPT, SENSETIME, Meituan, Jd

<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 December 2025.</li>
<li>We expect one index change and roughly US$1.7bn in one-way index flows in December 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 December 2025.
We expect one index change and roughly US$1.7bn in one-way index flows in December 2025.


Quiddity Leaderboard HSTECH Dec25: Final Ranks; US$1.7bn One-Way

<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 December 2025.</li>
<li>We expect one index change for the HSTECH index in December 2025 based on the latest available data.</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 December 2025.
We expect one index change for the HSTECH index in December 2025 based on the latest available data.


Quiddity Leaderboard HSTECH Dec25: One Index Change Likely; US$650mn One-Way with Capping

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 Index] Dec25 Hang Seng Index Family Review; Flows for December 5 Rebal

The Hang Seng Index family announced its December rebalance changes on Friday after the close. Here we show the changes and flows across 6 major...

Travis Lundy

Quiddity Leaderboard HSTECH Dec25: AAC Tech up 9% Vs Peer; ~US$1.9bn One-Way; Announcement Soon

We continue to expect AAC Technologies Holdings (2018 HK) to outperform Sunny Optical Technology Group (2382 HK) over the next few week until the...

Janaghan Jeyakumar, CFA

HS TECH Index Earning Revision (Oct): MEITUAN, TME, BIDU, JD.COM, BYD, ASMPT, SENSETIME, Meituan, Jd

We analyzed HS TECH's consensus for Oct 2025 and highlighted changes of EPS in MEITUAN, TME, BIDU, JD.COM, BYD, ASMPT, SENSETIME, Meituan, Jd, BYD,...

Ke Yan, CFA, FRM

Quiddity Leaderboard HSTECH Dec25: Final Ranks; US$1.7bn One-Way

We see ASM Pacific Technology (522 HK) as a high-conviction DEL and we see AAC Technologies Holdings (2018 HK) as a low-conviction ADD.

Janaghan Jeyakumar, CFA

Quiddity Leaderboard HSTECH Dec25: One Index Change Likely; US$650mn One-Way with Capping

AAC Technologies could replace ASMPT in the HSTECH index in December 2025. This could trigger one-way flows of US$650mn including capping.

Janaghan Jeyakumar, CFA

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