Pan-Asia Index Rebalances/ Events/ Delta One, Periscope Analytics

Brian Freitas

Highly experienced ex-Delta One trader with 17 years of experience trading arbitrage and related strategies across Asian markets.

Exempt Financial Adviser (EFA) under CrossASEAN Research Pte Ltd.

It is important to note that the information provided by Periscope Analytics is based on publicly available data and own knowledge, which has been gathered and synthesized from a variety of sources. While every effort has been made to ensure the accuracy and completeness of the information provided, it is not guaranteed to be free from errors or omissions.

All forecasts and estimates are based on information that has been obtained from public sources that are considered to be reliable. The sources include, but are not limited to, company announcements, exchange filings, ETF and other passive investment vehicle holdings, and free float and volume data from third-party data providers. Periscope Analytics does not guarantee the accuracy and completeness of the forecasts, estimates and/or other information.

Pan-Asia Index Rebalances/ Events/ Delta One

HSCI Index Rebalance Preview and Stock Connect (Sep 2025): Plenty of Recent IPOs Could Be Added

HSCI Index Rebalance Preview and Stock Connect: Potential Changes in March 2025

HSCI Index Rebalance Preview: Three Hot Inclusions to Stock Connect in June

HSCI Index Rebalance Preview and Stock Connect: Updated Potential Changes in March 2025

MIXUE Group (2097 HK) IPO: Small Float to Keep Stock Out of Most Indices

HSCI Index Rebalance: 29 Adds, 41 Deletes & Changes to Southbound Stock Connect

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

Index Rebalance

Jiangsu Hengrui Pharmaceuticals / Index Rebalance

Jiangsu Hengrui Pharmaceuticals (1276 HK)

<ul>
<li>We see 21 potential and close adds and 34 potential and close deletes for the Hang Seng Composite Index in September. Some of the stocks are close on market cap/liquidity.</li>
<li>There have been some big listings in the last couple of months and those stocks should be added to the index in September. That increases the number of potential deletions.</li>
<li>There are stocks that have a very high percentage of holdings via Stock Connect and there could be some unwinding prior to the stocks becoming Sell-only.</li>
</ul>


We see 21 potential and close adds and 34 potential and close deletes for the Hang Seng Composite Index in September. Some of the stocks are close on market cap/liquidity.
There have been some big listings in the last couple of months and those stocks should be added to the index in September. That increases the number of potential deletions.
There are stocks that have a very high percentage of holdings via Stock Connect and there could be some unwinding prior to the stocks becoming Sell-only.


Jinchuan Group International Resources (2362 HK)

Yuexiu Real Estate Investment Trust (405 HK)

Global New Material International Holdings (6616 HK)

Global New Material International Holdings

IMotion Automotive Technology Suzhou (1274 HK)

Auntea Jenny (Shanghai) Industrial (2589 HK)

Jiangsu Zenergy Battery Technologies Group (3677 HK)

Jiangsu Zenergy Battery Technologies Group

Nanshan Aluminium International Holdings (NAI HK)

Foshan Haitian Flavouring & Food Company (3288 HK)

Contemporary Amperex Technology (CATL) (3750 HK)

Zhejiang Sanhua Intelligent Controls (2050 HK)

HSCI Index Rebalance Preview and Stock Connect: Potential Changes in September 2025