Index Rebal Trades & Special Situations, Quiddity Advisors

Janaghan Jeyakumar, CFA

Index Rebal Trades & Special Situations

Quiddity Advisors

Pan-Asia Catalysts/Events

Index Rebalance

<ul>
<li>The Hang Seng Index is the benchmark index for Hong Kong stocks. It follows a highly-subjective selection process which makes it difficult to predict index changes.</li>
<li>In this insight, we take a look at a group of names with reasonably high likelihood of being involved in index changes during the next review in December 2025.</li>
<li>The index changes are expected to be confirmed on 21st November 2025.</li>
</ul>


The Hang Seng Index is the benchmark index for Hong Kong stocks. It follows a highly-subjective selection process which makes it difficult to predict index changes.
In this insight, we take a look at a group of names with reasonably high likelihood of being involved in index changes during the next review in December 2025.
The index changes are expected to be confirmed on 21st November 2025.


Quiddity Leaderboard Hang Seng Index Dec25: BeOne, Innovent, & Other Potential Surprises

Asia Pac IPO & Placement Research, China biotech, Aequitas Research

Ke Yan, CFA, FRM

Asia Pac IPO & Placement Research, China biotech

IPOs and Placements coverage across Asia Pacific

Aequitas Research

We cover all listing across the Asia Pacific along with follow-up placements. As of Dec 2020, our team had covered 539 IPOs with a hit rate of 73.5% and 685 placements with a hit rate of 66.8%.

We combine fundamental bottom-up views with our proprietary quantitative framework to provide a holistic coverage across new listings and placements. Our coverage includes pre-IPO notes before the deal is launched, follow-up analysis once the deal is live and post-listing trading analysis as well.

Quantitative Analysis

<ul>
<li>We analyzed the latest HK SFC report for aggregate short position as of Nov 7th.</li>
<li>Top short increases and decreases were tabulated for one week and four week period.</li>
<li>We highlight short changes in AIA, Wuxi Apptec, HSCEI ETF.</li>
</ul>


We analyzed the latest HK SFC report for aggregate short position as of Nov 7th.
Top short increases and decreases were tabulated for one week and four week period.
We highlight short changes in AIA, Wuxi Apptec, HSCEI ETF.


HK Short Interest Weekly: AIA, Wuxi Apptec, HSCEI ETF

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>Following the methodology update for the HSIII Index, there could be up to 5 constituent changes in December.</li>
<li>Estimated one-way turnover is 12.8% and that will result in a round-trip trade of HK$9.8bn (US$1.25bn).</li>
<li>
<a href="https://www.smartkarma.com/entities/xiaomi-corp" target="_blank" data-smartkarma-citation="entities:24409:1" rel="noopener">Xiaomi (1810 HK)</a> is the biggest beneficiary of the new methodology while there will be large funding outflows for a lot of the current index constituents.</li>
</ul>


Following the methodology update for the HSIII Index, there could be up to 5 constituent changes in December.
Estimated one-way turnover is 12.8% and that will result in a round-trip trade of HK$9.8bn (US$1.25bn).

Xiaomi (1810 HK) is the biggest beneficiary of the new methodology while there will be large funding outflows for a lot of the current index constituents.


Hang Seng Internet & IT Index (HSIII) Rebalance Preview: Methodology Change Leads to US$1.25bn Trade

Head of Research, IPOs & Placements, Aequitas Research

Sumeet Singh

Head of Research, IPOs & Placements

Equity Capital Markets

<ul>
<li>
<a href="https://www.smartkarma.com/entities/pony-ai-inc" target="_blank" data-smartkarma-citation="entities:44035:1" rel="noopener">Pony AI (PONY US)</a> raised around US$860m and <a href="https://www.smartkarma.com/entities/weride-corp" target="_blank" data-smartkarma-citation="entities:39905:1" rel="noopener">WeRide (WRD US)</a> raised around US$310m in their HK Secondary offering.</li>
<li>We have looked at the deal dynamics in our previous note.</li>
<li>In this note, we talk about the trading dynamics for the two deals.</li>
</ul>



Pony AI (PONY US) raised around US$860m and WeRide (WRD US) raised around US$310m in their HK Secondary offering.
We have looked at the deal dynamics in our previous note.
In this note, we talk about the trading dynamics for the two deals.


PonyAI and WeRide Secondary HK Trading - Weakish Demand, WeRide Did Better but Trading Lower

<ul>
<li>There could be 3 changes for the <a href="https://www.smartkarma.com/entities/hang-seng-china-enterprises-index" target="_blank" data-smartkarma-citation="entities:22900:1" rel="noopener">Hang Seng China Enterprises Index (HSCEI INDEX)</a> in December. Announcement is on 21 November with implementation at the close on 5 December.</li>
<li>The forecast adds have moved higher over the last few months and handily outperformed the forecast deletes and the <a href="https://www.smartkarma.com/entities/hang-seng-china-enterprises-index" target="_blank" data-smartkarma-citation="entities:22900:1" rel="noopener">Hang Seng China Enterprises Index (HSCEI INDEX)</a>. </li>
<li>There has been aggressive short covering in the forecast adds and there could be more in stocks where short interest is still a high percentage of float.</li>
</ul>


There could be 3 changes for the Hang Seng China Enterprises Index (HSCEI INDEX) in December. Announcement is on 21 November with implementation at the close on 5 December.
The forecast adds have moved higher over the last few months and handily outperformed the forecast deletes and the Hang Seng China Enterprises Index (HSCEI INDEX). 
There has been aggressive short covering in the forecast adds and there could be more in stocks where short interest is still a high percentage of float.


HSCEI Index Rebalance Preview: 3 Changes as Adds Go Up, Up & Away

China

Horizon Robotics, Inc. offers technology services. The Company develops advanced driver assistance systems, autonomous driving solutions, and other for passenger vehicles. Horizon Robotics provides its services throughout Hong Kong.

Price Gauge
52-week Range	0.00 - 0.00
Market Cap (USDm)	0.00
P/E	0.00
Dividend (Yield)	0.00

Horizon Robotics (9660 HK)

Quiddity Leaderboard Hang Seng Index Dec25: BeOne, Innovent, & Other Potential Surprises

The Hang Seng index December 2025 index review results will be announced after market close on Friday 21st November 2025. It might be a good time...

Janaghan Jeyakumar, CFA

HK Short Interest Weekly: AIA, Wuxi Apptec, HSCEI ETF

We analyzed the latest HK SFC report for aggregate short position as of Nov 7th and highlight short interest changes in AIA, Wuxi Apptec, HSCEI ETF.

Ke Yan, CFA, FRM

Hang Seng Internet & IT Index (HSIII) Rebalance Preview: Methodology Change Leads to US$1.25bn Trade

The methodology update could result in 5 changes in Dec. Estimated one-way turnover is 12.8% resulting in a round-trip trade of US$1.25bn. There...

Brian Freitas

PonyAI and WeRide Secondary HK Trading - Weakish Demand, WeRide Did Better but Trading Lower

Pony AI (PONY US) raised around US$860m and WeRide (WRD US) raised around US$310m in their HK Secondary offering. In this note, we talk about the...

Sumeet Singh

HSCEI Index Rebalance Preview: 3 Changes as Adds Go Up, Up & Away

There could be 3 changes for the HSCEI in Dec. Estimated turnover is 4% and round-trip trade is HK$5.15bn. Shorts have been covering in the...

Brian Freitas

Price Gauge

52-week Range

Market Cap (USDm)

P/E

Dividend (Yield)