Index Rebal/Special Situations, Quiddity Advisors

Janaghan Jeyakumar, CFA

Index Rebal/Special Situations

Quiddity Advisors

Pan-Asia Catalysts/Events

Index Rebalance

<ul>
<li>The Hang Seng Internet &amp; IT (HSIII) index represents the top 30 stocks related to internet and information technology businesses listed in Hong Kong (HKEX).</li>
<li>In this insight, we take a look at potential index changes and capping flows for HSIII index rebal event in September 2025.</li>
<li>Based on the latest data, we see three ADDs and three DELs and one significant float percentage revision.</li>
</ul>


The Hang Seng Internet &amp; IT (HSIII) index represents the top 30 stocks related to internet and information technology businesses listed in Hong Kong (HKEX).
In this insight, we take a look at potential index changes and capping flows for HSIII index rebal event in September 2025.
Based on the latest data, we see three ADDs and three DELs and one significant float percentage revision.


Quiddity Leaderboard HSIII Sep25: Some Changes to Expectations; Trade Idea Successful

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>There are 5 constituent changes for the CSI Hong Kong Connect Internet Index in June. Plus there are capping changes for some stocks.</li>
<li>A lot of the adds have moved significantly in the last couple of days, so the impact over the next couple of days will be smaller.</li>
<li>There could be opportunities to trade the reversion strategy. Getting borrow may not be easy on some names.</li>
</ul>


There are 5 constituent changes for the CSI Hong Kong Connect Internet Index in June. Plus there are capping changes for some stocks.
A lot of the adds have moved significantly in the last couple of days, so the impact over the next couple of days will be smaller.
There could be opportunities to trade the reversion strategy. Getting borrow may not be easy on some names.


CSI Hong Kong Connect Internet Index Rebalance: 10 Changes & Big Impact

<ul>
<li>There could be 3 constituent changes for the CSI Hong Kong Connect Internet Index in June. Plus there are some fairly large capping changes for some stocks.</li>
<li>Estimated one-way turnover is 4.9% and the round-trip trade is HK$5.4bn (US$694m). The impact on the deletes will be a lot larger than the impact on the adds.</li>
<li>The forecast adds have outperformed the forecast deletes over the near-term, though the trade has been quite volatile over the medium term.</li>
</ul>


There could be 3 constituent changes for the CSI Hong Kong Connect Internet Index in June. Plus there are some fairly large capping changes for some stocks.
Estimated one-way turnover is 4.9% and the round-trip trade is HK$5.4bn (US$694m). The impact on the deletes will be a lot larger than the impact on the adds.
The forecast adds have outperformed the forecast deletes over the near-term, though the trade has been quite volatile over the medium term.


CSI Hong Kong Connect Internet Index Rebalance Preview: 6 Changes & US$700m Trade

<ul>
<li>The Hang Seng Internet &amp; IT (HSIII) index represents the top 30 stocks related to internet and information technology businesses listed in Hong Kong (HKEX).</li>
<li>For the June 2025 index rebal, we estimate there to be US$423mn one-way flows due to capping.</li>
<li>We also expect <em>three</em> index changes (so far) for the next semiannual index review which will take place in September 2025 (regular ADDs/DELs only take place in March and September).</li>
</ul>


The Hang Seng Internet &amp; IT (HSIII) index represents the top 30 stocks related to internet and information technology businesses listed in Hong Kong (HKEX).
For the June 2025 index rebal, we estimate there to be US$423mn one-way flows due to capping.
We also expect three index changes (so far) for the next semiannual index review which will take place in September 2025 (regular ADDs/DELs only take place in March and September).


Quiddity Leaderboard HSIII Jun25: US$423mn One-Way for Jun; Some Sector-Neutral Pair Trades for Sep

<ul>
<li>The Hang Seng Internet &amp; IT (HSIII) index represents the top 30 stocks related to internet and information technology businesses listed in Hong Kong (HKEX).</li>
<li>In this insight, we take a look at our flow expectations for the June 2025 index rebal event.</li>
<li>We have also presented our index change expectations for the next semiannual index review which will take place in September 2025 (regular ADDs/DELs only take place in March and September).</li>
</ul>


The Hang Seng Internet &amp; IT (HSIII) index represents the top 30 stocks related to internet and information technology businesses listed in Hong Kong (HKEX).
In this insight, we take a look at our flow expectations for the June 2025 index rebal event.
We have also presented our index change expectations for the next semiannual index review which will take place in September 2025 (regular ADDs/DELs only take place in March and September).


Quiddity Leaderboard HSIII Jun25: US$317mn One-Way in June; Three Changes Likely in September

China

NetDragon Websoft is a global leader in online community development, with a strong focus on online gaming and educational technology. The company develops and operates online games like Eudemons Online and Conquer Online, and provides online education platforms and smart classroom solutions, often integrating AI and VR technologies through its subsidiary Mynd.ai. It was founded in 1999 and is headquartered in Fuzhou, China.

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NetDragon Websoft (777 HK)

Quiddity Leaderboard HSIII Sep25: Some Changes to Expectations; Trade Idea Successful

The SHORT Expected DEL Net Dragon vs Peers trade has generated a strong positive return during the last month. This could continue over the next...

Janaghan Jeyakumar, CFA

CSI Hong Kong Connect Internet Index Rebalance: 10 Changes & Big Impact

There are 10 constituent changes in June and the flow and impact is pretty large. The adds have outperformed the deletes bigly over the last 2 days...

Brian Freitas

CSI Hong Kong Connect Internet Index Rebalance Preview: 6 Changes & US$700m Trade

There could be 3 changes for the index in June. Estimated one-way turnover is 4.9% and the round-trip trade is US$694m. The forecast adds have...

Brian Freitas

Quiddity Leaderboard HSIII Jun25: US$423mn One-Way for Jun; Some Sector-Neutral Pair Trades for Sep

We see NetDragon (777 HK) as an expected DEL for the September 2025 index review and there could be multiple days of volume to sell. NetDragon...

Janaghan Jeyakumar, CFA

Quiddity Leaderboard HSIII Jun25: US$317mn One-Way in June; Three Changes Likely in September

We expect US$317mn one-way flows in June 2025 and then there could be three ADDs and three DELs in September 2025. The September 2025 rankings can...

Janaghan Jeyakumar, CFA

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