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 December 2025 index review results for China's CSI 300 and CSI 500 indices were announced after market close on Friday 28th November 2025.</li>
<li>There will be 11 ADDs/DELs for CSI 300 and 50 ADDs/DELs for CSI 500.</li>
<li>The CSI 300 and CSI 500 index rebal events could trigger US$5.3bn and US$4.2bn in one-way flows respectively.</li>
</ul>


The December 2025 index review results for China's CSI 300 and CSI 500 indices were announced after market close on Friday 28th November 2025.
There will be 11 ADDs/DELs for CSI 300 and 50 ADDs/DELs for CSI 500.
The CSI 300 and CSI 500 index rebal events could trigger US$5.3bn and US$4.2bn in one-way flows respectively.


Quiddity CSI 300/​​500 Dec25 Results: 90% Hit Rate (110/121 Correct); US$9.5bn Combined One-Way Flow

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

Kuang-Chi Technologies   / Index Rebalance

<ul>
<li>There are 11 changes for the <a href="https://www.smartkarma.com/entities/shanghai-shenzhen-csi-300-index" target="_blank" data-smartkarma-citation="entities:22906:1" rel="noopener">Shanghai Shenzhen CSI 300 Index (SHSZ300 INDEX)</a> with implementation taking place at the close on 12 December.</li>
<li>Nearly all the changes are in line with forecasts. <a href="https://www.smartkarma.com/entities/jiangsu-zhongtian-technologies-co-ltd" target="_blank" data-smartkarma-citation="entities:12699:1" rel="noopener">Jiangsu Zhongtian Technologies Co, Ltd. (600522 CH)</a> is the one surprise addition.</li>
<li>The adds outperformed the deletes and the <a href="https://www.smartkarma.com/entities/shanghai-shenzhen-csi-300-index" target="_blank" data-smartkarma-citation="entities:22906:1" rel="noopener">CSI300</a> from June-September but have given back a chunk of the gains since then. Expect positioning to build over the next few days.</li>
</ul>


There are 11 changes for the Shanghai Shenzhen CSI 300 Index (SHSZ300 INDEX) with implementation taking place at the close on 12 December.
Nearly all the changes are in line with forecasts. Jiangsu Zhongtian Technologies Co, Ltd. (600522 CH) is the one surprise addition.
The adds outperformed the deletes and the CSI300 from June-September but have given back a chunk of the gains since then. Expect positioning to build over the next few days.


CSI300 Index Rebalance: 11 Changes & US$7.77bn Trade

Victory Giant Technology -A / Index Rebalance

<ul>
<li>There could be 12 changes at the December rebalance with the Information Technology sector gaining 2 index spots and a smaller number of changes in the other sectors.</li>
<li>We estimate one-way turnover of 2.7% at the rebalance leading to a round-trip trade of CNY 69.8bn (US$9.8bn). There are 8 stocks with over 2x ADV to trade.</li>
<li>The forecast adds have outperformed the <a href="https://www.smartkarma.com/entities/shanghai-shenzhen-csi-300-index" target="_blank" data-smartkarma-citation="entities:22906:1" rel="noopener">CSI 300 Index</a> over the last 5 months while the forecast deletes have underperformed the index.</li>
</ul>


There could be 12 changes at the December rebalance with the Information Technology sector gaining 2 index spots and a smaller number of changes in the other sectors.
We estimate one-way turnover of 2.7% at the rebalance leading to a round-trip trade of CNY 69.8bn (US$9.8bn). There are 8 stocks with over 2x ADV to trade.
The forecast adds have outperformed the CSI 300 Index over the last 5 months while the forecast deletes have underperformed the index.


CSI300 Index Rebalance Preview: 12 Changes a Side as Trade Nears US$10bn

Tianjin Zhonghuan Semiconductor / Index Rebalance

<ul>
<li>CSI 300 represents the 300 largest stocks by market cap and liquidity from the Shanghai and Shenzhen Exchanges. CSI 500 is the next 500 names.</li>
<li>In this insight, we take a look at the potential ADDs and DELs leading the race for the semiannual index rebal event in December 2025.</li>
<li>Currently, we see 11 ADDs/DELs for the CSI 300 index and 50 ADDs/DELs for the CSI 500 index.</li>
</ul>


CSI 300 represents the 300 largest stocks by market cap and liquidity from the Shanghai and Shenzhen Exchanges. CSI 500 is the next 500 names.
In this insight, we take a look at the potential ADDs and DELs leading the race for the semiannual index rebal event in December 2025.
Currently, we see 11 ADDs/DELs for the CSI 300 index and 50 ADDs/DELs for the CSI 500 index.


Quiddity Leaderboard CSI 300/​​500 Dec25: Inflows Vs Outflows Positive So Far But Time For Caution

Huadian New Energy Group / Index Rebalance

<ul>
<li>CSI 300 represents the 300 largest stocks by market cap and liquidity from the Shanghai and Shenzhen Exchanges. CSI 500 is the next 500 names.</li>
<li>In this insight, we take a look at the potential ADDs and DELs leading the race for the semiannual index rebal event in December 2025.</li>
<li>Currently, we see 10 ADDs/DELs for the CSI 300 index and 49 ADDs/DELs for the CSI 500 index.</li>
</ul>


CSI 300 represents the 300 largest stocks by market cap and liquidity from the Shanghai and Shenzhen Exchanges. CSI 500 is the next 500 names.
In this insight, we take a look at the potential ADDs and DELs leading the race for the semiannual index rebal event in December 2025.
Currently, we see 10 ADDs/DELs for the CSI 300 index and 49 ADDs/DELs for the CSI 500 index.


Quiddity Leaderboard CSI 300/​​500 Dec25: Trade Moving in the Right Direction; Large Flows Expected

China

Suzhou Dongshan Precision Manufacturing Co., Ltd. develops, manufactures and sells precision metal plate and cast metal.  The Company's products include communication equipment precision metal part, and machine bed precision metal part.

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Suzhou Dongshan Precision A (002384 CH)

Quiddity CSI 300/500 Dec25 Results: 90% Hit Rate (110/121 Correct); US$9.5bn Combined One-Way Flow

We correctly predicted 110 of the 122 confirmed index changes for the CSI 300 and CSI 500 indices. This translates to a hit rate of 90%.

Janaghan Jeyakumar, CFA

CSI300 Index Rebalance: 11 Changes & US$7.77bn Trade

There are 11 changes for the CSI300 Index in Dec. Not too many surprises. Estimated turnover is 2.2% leading to a round-trip trade of US$7.77bn....

Brian Freitas

CSI300 Index Rebalance Preview: 12 Changes a Side as Trade Nears US$10bn

There could be 12 changes in Dec. Estimate one-way turnover is 2.7% resulting in a round-trip trade of US$9.8bn. The adds have outperformed the...

Brian Freitas

Quiddity Leaderboard CSI 300/500 Dec25: Inflows Vs Outflows Positive So Far But Time For Caution

The Dec25 CSI 300 rebal could cause US$5.9bn in one-way flows and the CSI 500 rebal could cause US$4.8bn in one-way flows.

Janaghan Jeyakumar, CFA

Quiddity Leaderboard CSI 300/500 Dec25: Trade Moving in the Right Direction; Large Flows Expected

There could be US$4.3bn and US$3.8bn one-way flows for the CSI 300 and CSI 500 index rebal events in December 2025 based on our latest estimates.

Janaghan Jeyakumar, CFA

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Quiddity CSI 300/​​500 Dec25 Results: 90% Hit Rate (110/121 Correct); US$9.5bn Combined One-Way Flow

We correctly predicted 110 of the 122 confirmed index changes for the CSI 300 and CSI 500 indices. This translates to a hit rate of 90%.

Janaghan Jeyakumar, CFA

CSI300 Index Rebalance: 11 Changes & US$7.77bn Trade

There are 11 changes for the CSI300 Index in Dec. Not too many surprises. Estimated turnover is 2.2% leading to a round-trip trade of US$7.77bn....

Brian Freitas

CSI300 Index Rebalance Preview: 12 Changes a Side as Trade Nears US$10bn

There could be 12 changes in Dec. Estimate one-way turnover is 2.7% resulting in a round-trip trade of US$9.8bn. The adds have outperformed the...

Brian Freitas

Quiddity Leaderboard CSI 300/​​500 Dec25: Inflows Vs Outflows Positive So Far But Time For Caution

The Dec25 CSI 300 rebal could cause US$5.9bn in one-way flows and the CSI 500 rebal could cause US$4.8bn in one-way flows.

Janaghan Jeyakumar, CFA

Quiddity Leaderboard CSI 300/​​500 Dec25: Trade Moving in the Right Direction; Large Flows Expected

There could be US$4.3bn and US$3.8bn one-way flows for the CSI 300 and CSI 500 index rebal events in December 2025 based on our latest estimates.

Janaghan Jeyakumar, CFA

Quiddity CSI 300/500 Dec25 Results: 90% Hit Rate (110/121 Correct); US$9.5bn Combined One-Way Flow

Quiddity Leaderboard CSI 300/500 Dec25: Inflows Vs Outflows Positive So Far But Time For Caution

Quiddity Leaderboard CSI 300/500 Dec25: Trade Moving in the Right Direction; Large Flows Expected