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

S&P/​​​​ASX Index Rebalance (Mar 2025): SIG Is the BIG One; Changes Galore Across Indices

Sigma Healthcare (SIG AU)/ Chemist Warehouse Merger: Updated Flow; ACCC Approval; Stock Surge

Sigma Healthcare (SIG AU): Index Inclusions & Upweights Increase Passive Buying to A$2.7bn

S&P/​​​​​​​​​ASX Index Rebalance Preview: Changes Stable as Adds Outperform Deletes Bigly

Sigma Healthcare (SIG AU): Shareholders Approve Merger; Passives Could Start Buying in Two Weeks

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>There was big passive buying in <a href="https://www.smartkarma.com/entities/sigma-healthcare-ltd" target="_blank" data-smartkarma-citation="entities:15966:1" rel="noopener">Sigma Healthcare (SIG AU)</a> in March from S&amp;P/ASX trackers following the completion of the merger with Chemist Warehouse Group.</li>
<li>
<a href="https://www.smartkarma.com/entities/sigma-healthcare-ltd" target="_blank" data-smartkarma-citation="entities:15966:1" rel="noopener">Sigma Healthcare (SIG AU)</a> should be added to a global index in May and those passive trackers will have a lot of stock to buy.</li>
<li>While there will be positioning in the stock, it appears lighter than the estimated passive buying. Shorts are being covered and that could provide a boost.</li>
</ul>


There was big passive buying in Sigma Healthcare (SIG AU) in March from S&amp;P/ASX trackers following the completion of the merger with Chemist Warehouse Group.

Sigma Healthcare (SIG AU) should be added to a global index in May and those passive trackers will have a lot of stock to buy.
While there will be positioning in the stock, it appears lighter than the estimated passive buying. Shorts are being covered and that could provide a boost.


Sigma Healthcare (SIG AU): Next Round of Passive Buying Around the Corner