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

Hang Seng Index (HSI) Rebalance: Midea (300 HK) & ZTO Express (2057 HK) Added; Inching Towards a 100

HSCEI Index Rebalance: Why Did Pop Mart (9992 HK) Miss?

HSTECH Index Rebalance: BYD (1211 HK) To Replace China Literature (772 HK) As Trade Hits US$6bn

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 June rebalance of the <a href="https://www.smartkarma.com/entities/hong-kong-hang-seng-index" target="_blank" data-smartkarma-citation="entities:22899:1" rel="noopener">HSI</a>, <a href="https://www.smartkarma.com/entities/hang-seng-china-enterprises-index" target="_blank" data-smartkarma-citation="entities:22900:1" rel="noopener">HSCEI</a>, <a href="https://www.smartkarma.com/entities/hang-seng-tech-index" target="_blank" data-smartkarma-citation="entities:31367:1" rel="noopener">HSTECH</a> and HSIII indices will use today's closing prices to cap the index constituent weights at 8%/12%. This leads to large flows.</li>
<li>The net round-trip trade across all stocks across the four indices is estimated at HK$63.55bn (US$8.1bn). There are 12 stocks with over 2x ADV to trade from passive trackers.</li>
<li>The trade size is much bigger than usual due to the inclusion of <a href="https://www.smartkarma.com/entities/byd-co-ltd-h" target="_blank" data-smartkarma-citation="entities:20962:1" rel="noopener">BYD</a> in the <a href="https://www.smartkarma.com/entities/hang-seng-tech-index" target="_blank" data-smartkarma-citation="entities:31367:1" rel="noopener">HSTECH Index</a> and due to a change in the FAF methodology for Secondary Listings.</li>
</ul>


The June rebalance of the HSI, HSCEI, HSTECH and HSIII indices will use today's closing prices to cap the index constituent weights at 8%/12%. This leads to large flows.
The net round-trip trade across all stocks across the four indices is estimated at HK$63.55bn (US$8.1bn). There are 12 stocks with over 2x ADV to trade from passive trackers.
The trade size is much bigger than usual due to the inclusion of BYD in the HSTECH Index and due to a change in the FAF methodology for Secondary Listings.


Semiconductor Manufacturing International Corp (SMIC) (981 HK)

Semiconductor Manufacturing International Corp (SMIC)

Hang Seng China Enterprises Index (HSCEI INDEX)

Hang Seng TECH Index (HSTECH INDEX EQUITY)

HSI、HSCEI、HSTECH、HSIII指数リバランス：上限設定後の流入額は81億米ドル（2025年6月）