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

HSCEI Index Rebalance: Pop Mart Pops Ahead of Double Index Inclusion

Hang Seng Index (HSI) Rebalance: Pop Mart, China Telecom, JD Logistics Added to Get to 88 Members

HSTECH Index Rebalance: No Constituent Changes; Float/Capping Changes Lead to US$4bn Trade

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

<ul>
<li>The September rebalance of the Hang Seng family of indices will use today's closing prices to cap the index constituent weights.  </li>
<li>The net round-trip trade across all stocks across the five indices is estimated at HK$57.55bn (US$7.4bn). There is size to trade in a lot of stocks.</li>
<li>
<a href="https://www.smartkarma.com/entities/alibaba-group-holding-ltd-d7b798e2-202d-4e01-9a1e-799e2ae8f0c7" target="_blank" data-smartkarma-citation="entities:28434:1" rel="noopener">Alibaba (9988 HK)</a> has flipped from a net buy to a net sell following its huge rally yesterday.</li>
</ul>


The September rebalance of the Hang Seng family of indices will use today's closing prices to cap the index constituent weights.  
The net round-trip trade across all stocks across the five indices is estimated at HK$57.55bn (US$7.4bn). There is size to trade in a lot of stocks.

Alibaba (9988 HK) has flipped from a net buy to a net sell following its huge rally yesterday.


Shanghai Pharmaceuticals Holding (2607 HK)

Shanghai Fosun Pharmaceutical (Group) (2196 HK)

Semiconductor Manufacturing International Corp (SMIC) (981 HK)

Semiconductor Manufacturing International Corp (SMIC)

Hang Seng China Enterprises Index (HSCEI INDEX)

Hangzhou Kangji Medical Instrument Co., Ltd. (9997 HK)

Hangzhou Kangji Medical Instrument Co., Ltd.

Hang Seng TECH Index (HSTECH INDEX EQUITY)

Lepu Scientech Medical Technology (Shanghai) (2291 HK)

Lepu Scientech Medical Technology (Shanghai)

HSI, HSCEI, HSTECH, HSIII Index Rebalance: US$7.4bn of Flows Post Capping (Sep 2025)