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 analyze statistics on top repurchases over one week, one month, one quarter and one year periods ended on May 15th based on HKEx daily reports.</li>
<li>In the past 7 days, the top 3 companies that repurchased the most shares from the market were China Hongqiao (1378 HK), AIA (1299 HK), Geely Automobile (175 HK).</li>
<li>In the past 30 days, the top 3 companies that repurchased the most shares from the market were AIA (1299 HK), China Hongqiao (1378 HK), Xiaomi (1810 HK).</li>
</ul>


We analyze statistics on top repurchases over one week, one month, one quarter and one year periods ended on May 15th based on HKEx daily reports.
In the past 7 days, the top 3 companies that repurchased the most shares from the market were China Hongqiao (1378 HK), AIA (1299 HK), Geely Automobile (175 HK).
In the past 30 days, the top 3 companies that repurchased the most shares from the market were AIA (1299 HK), China Hongqiao (1378 HK), Xiaomi (1810 HK).


Hong Kong Buybacks Weekly (May 15th): China Hongqiao, AIA, Geely Automobile, East Buy

<ul>
<li>We analyze statistics on top repurchases over one week, one month, one quarter and one year periods ended on May 8th based on HKEx daily reports.</li>
<li>In the past 7 days, the top 3 companies that repurchased the most shares from the market were China Hongqiao (1378 HK), AIA (1299 HK), Xiaomi (1810 HK).</li>
<li>In the past 30 days, the top 3 companies that repurchased the most shares from the market were AIA (1299 HK), Xiaomi (1810 HK), Tencent (700 HK).</li>
</ul>


We analyze statistics on top repurchases over one week, one month, one quarter and one year periods ended on May 8th based on HKEx daily reports.
In the past 7 days, the top 3 companies that repurchased the most shares from the market were China Hongqiao (1378 HK), AIA (1299 HK), Xiaomi (1810 HK).
In the past 30 days, the top 3 companies that repurchased the most shares from the market were AIA (1299 HK), Xiaomi (1810 HK), Tencent (700 HK).


Hong Kong Buybacks Weekly (May 8th): China Hongqiao, AIA, Xiaomi, Cosco Shipping

<ul>
<li>We analyze statistics on top repurchases over one week, one month, one quarter and one year periods ended on May 1st based on HKEx daily reports.</li>
<li>In the past 7 days, the top 3 companies that repurchased the most shares from the market were AIA (1299 HK), China Hongqiao (1378 HK), Xiaomi (1810 HK).</li>
<li>In the past 30 days, the top 3 companies that repurchased the most shares from the market were AIA (1299 HK), Tencent (700 HK), Xiaomi (1810 HK).</li>
</ul>


We analyze statistics on top repurchases over one week, one month, one quarter and one year periods ended on May 1st based on HKEx daily reports.
In the past 7 days, the top 3 companies that repurchased the most shares from the market were AIA (1299 HK), China Hongqiao (1378 HK), Xiaomi (1810 HK).
In the past 30 days, the top 3 companies that repurchased the most shares from the market were AIA (1299 HK), Tencent (700 HK), Xiaomi (1810 HK).


Hong Kong Buybacks Weekly (May 1st): AIA, China Hongqiao, Xiaomi

Event-Driven

<ul>
<li>Hang Seng Indexes announced the latest Hang Seng Family / HSCI review results after market close on Feb 13</li>
<li>We reviewed the Sep 2025 HK Connect round to guide positioning for the upcoming adjustment.</li>
<li>We highlight the most actionable patterns from the Sep 2025 episode.</li>
</ul>


Hang Seng Indexes announced the latest Hang Seng Family / HSCI review results after market close on Feb 13
We reviewed the Sep 2025 HK Connect round to guide positioning for the upcoming adjustment.
We highlight the most actionable patterns from the Sep 2025 episode.


HSCI / HK Connect Inclusion (Mar 2026): Lessons from a Sep 2025 Retrospective Event Study

Pan-Asia Catalysts/Events, Quiddity Advisors

Travis Lundy

Pan-Asia Catalysts/Events

Quiddity Advisors

Index Rebalance

Shanghai Conant Optical / Index Rebalance

<ul>
<li>On Friday 22 August, the Hang Seng Index team announced the changes to the Hang Seng Healthcare Index for the September 2025 rebalance. That takes us to 73 constituents.</li>
<li>Team Quiddity had expected 6 ADDs+1 DEL. We got 10 ADDs and 4 DELs. Our 7 names were correct and the other three DELs were our next three choices.</li>
<li>This is a smallish index, so we see US$300+mm to trade but there are a couple of big buys in terms of ADV.</li>
</ul>


On Friday 22 August, the Hang Seng Index team announced the changes to the Hang Seng Healthcare Index for the September 2025 rebalance. That takes us to 73 constituents.
Team Quiddity had expected 6 ADDs+1 DEL. We got 10 ADDs and 4 DELs. Our 7 names were correct and the other three DELs were our next three choices.
This is a smallish index, so we see US$300+mm to trade but there are a couple of big buys in terms of ADV.


[Quiddity Index] Sep25 HS Healthcare Index Review Announced; 10 ADDs, 4 DELs, 1 More Member Net

China

Shanghai Conant Optical is a leading Chinese manufacturer of resin spectacle lenses, offering a wide range of standardized and customized lenses with various functionalities like polarization, photochromic, and blue-light blocking. The company also develops lenses and vision solutions for smart glasses and XR headsets. It was founded in 1996 and is headquartered in Shanghai, China.

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Shanghai Conant Optical (2276 HK)

Hong Kong Buybacks Weekly (May 15th): China Hongqiao, AIA, Geely Automobile, East Buy

We analyzed the Hong Kong buyback data in the past week and highlight the top 3 companies that repurchased the most shares were China Hongqiao...

Ke Yan, CFA, FRM

Hong Kong Buybacks Weekly (May 8th): China Hongqiao, AIA, Xiaomi, Cosco Shipping

We analyzed the Hong Kong buyback data in the past week and highlight the top 3 companies that repurchased the most shares were China Hongqiao...

Ke Yan, CFA, FRM

Hong Kong Buybacks Weekly (May 1st): AIA, China Hongqiao, Xiaomi

We analyzed the Hong Kong buyback data in the past week and highlight the top 3 companies that repurchased the most shares were AIA (1299 HK),...

Ke Yan, CFA, FRM

HSCI / HK Connect Inclusion (Mar 2026): Lessons from a Sep 2025 Retrospective Event Study

A retrospective study of the Sep 2025 HK Connect event reveals where the alpha sat, when mean reversion kicks in, and how Connect inflows and...

Ke Yan, CFA, FRM

[Quiddity Index] Sep25 HS Healthcare Index Review Announced; 10 ADDs, 4 DELs, 1 More Member Net

The Hang Seng Healthcare Index Review was announced Friday post-close. We expected 6 ADDs 1 DEL but got 10 ADDs 4 DELs. Broad changes announced but...

Travis Lundy

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