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: 61 Adds, 15 Deletes, Changes to Southbound Stock Connect & BIG Outperformance

Hang Seng Indexes: US$3.2bn of Flows Post Capping + Stock Connect Changes (Sep 2026)

HSCI Index Rebalance Preview: Semiconductor & Software Stocks Dominate Potential Adds in June

HSCI Index Rebalance Preview: Stock Connect & Index Buying Vs Lock-Up Expiry Selling

HSCI Index Rebalance Preview and Stock Connect (Mar 2026): Many Changes Following Huge IPO Quarter

HSTECH Index Rebalance Preview: Style Rotation Drives AI Additions & Software Deletions

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

Victory Giant Technology (HuiZhou) / Index Rebalance

Victory Giant Technology (HuiZhou) (2476 HK)

<ul>
<li>There could be 55 potential inclusions and 14 potential deletions for the Hang Seng Composite Index in September. There are more stocks that are close on market cap/liquidity.</li>
<li>A lot of the potential adds are very recently listed stocks that have a limited trading history. The low free float could lead to price spikes in the stocks.</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>


There could be 55 potential inclusions and 14 potential deletions for the Hang Seng Composite Index in September. There are more stocks that are close on market cap/liquidity.
A lot of the potential adds are very recently listed stocks that have a limited trading history. The low free float could lead to price spikes in the stocks.
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.


China Railway Signal & Communication (3969 HK)

Shanghai Fudan Microelectronics (1385 HK)

LEPU ScienTech Medical Technology (2291 HK)

TenNor Therapeutics (Suzhou) Limited (TEN123 HK)

Shanghai Top Numerical Control Technology (7688 HK)

Shanghai Top Numerical Control Technology

Shaanxi Micot Pharmaceutical Technology (SMP HK)

Shenzhen Creality 3d Technology Co. Ltd. (2598001D HK)

Jiangsu Guofu Hydrogen Energy Equipment (2582 HK)

SENASIC Electronics Technology Co Ltd (SENASIC HK)

Shanghai FourSemi Semiconductor (3625 HK)

Shandong Extreme Vision Technology (6636 HK)

Shanghai Seer Intelligent Technology (SSIT HK)

HSCI Index Rebalance Preview and Stock Connect (Sep 2026): Adds Outnumber Deletes as IPOs Dominate