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

Brian Freitas

Pan-Asia Index Rebalances/ Events/ Delta One

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 review period for the <a href="https://www.smartkarma.com/entities/nikkei-225" target="_blank" data-smartkarma-citation="entities:22909:1" rel="noopener">Nikkei 225 (NKY INDEX)</a> September rebalance ends in 4 weeks. There could be one outright change and one or two others driven by sector balance.</li>
<li>There will be passive buying in <a href="https://www.smartkarma.com/entities/baycurrent-consulting-inc" target="_blank" data-smartkarma-citation="entities:25985:1" rel="noopener">BayCurrent Consulting</a> as the PAF moves from 0.5 to 1. <a href="https://www.smartkarma.com/entities/fast-retailing-co-ltd" target="_blank" data-smartkarma-citation="entities:751:1" rel="noopener">Fast Retailing (9983 JP)</a>'s index weight is below the 10% cap for now. </li>
<li>
<a href="https://www.smartkarma.com/entities/rohm-co-ltd" target="_blank" data-smartkarma-citation="entities:2953:1" rel="noopener">ROHM Co Ltd (6963 JP)</a> replaces <a href="https://www.smartkarma.com/entities/ntt-data-corp" target="_blank" data-smartkarma-citation="entities:11232:1" rel="noopener">NTT Data Corp (9613 JP)</a> later this week and there will be a lot of focus on those names.</li>
</ul>


The review period for the Nikkei 225 (NKY INDEX) September rebalance ends in 4 weeks. There could be one outright change and one or two others driven by sector balance.
There will be passive buying in BayCurrent Consulting as the PAF moves from 0.5 to 1. Fast Retailing (9983 JP)'s index weight is below the 10% cap for now. 

ROHM Co Ltd (6963 JP) replaces NTT Data Corp (9613 JP) later this week and there will be a lot of focus on those names.


Nikkei 225 Index Rebalance Preview (Sep 2025): Potential Adds, Deletes, PAF, Capping & Other Changes

Japanese Equity Specialist, Ortus Advisors

Andrew Jackson

Japanese Equity Specialist

Ortus Advisors

Thematic (Sector/Industry)

<ul>
<li>Masayoshi Son is floating a $1trn AI factory in Arizona in exchange for tax breaks.</li>
<li>NTT Data out, Rohm in. Downside for Ibiden, but also small buying for Fasty, Terumo, Konami and others.</li>
<li>Renesas announces details of its Wolfspeed restructuring deal which includes kitchen sinking the losses this year.</li>
</ul>


Masayoshi Son is floating a $1trn AI factory in Arizona in exchange for tax breaks.
NTT Data out, Rohm in. Downside for Ibiden, but also small buying for Fasty, Terumo, Konami and others.
Renesas announces details of its Wolfspeed restructuring deal which includes kitchen sinking the losses this year.


Japan Morning Connection: US Directly Attacks Iran and Requests Japan to Spend 5% of GDP on Defense

<ul>
<li>Comments from STMicro CEO reflect a similar positiveness from Onsemi management for auto and industrial chips.</li>
<li>Memory plays strong but still limited follow through for Japanese HDD component makers.</li>
<li>Plant Labs strong earnings highlights the importance of satellite images...positive IQPS, Synspective and Sky perfect.</li>
</ul>


Comments from STMicro CEO reflect a similar positiveness from Onsemi management for auto and industrial chips.
Memory plays strong but still limited follow through for Japanese HDD component makers.
Plant Labs strong earnings highlights the importance of satellite images...positive IQPS, Synspective and Sky perfect.


Japan Morning Connection: Power/Analog Semi Names Leading Tech Higher once Again

<ul>
<li>Watch for upside in names involved in HAMR drives such as TDK after positive comments from Seagate.</li>
<li>Rohm finally starting to get bucketed as an AI name could see significant upside after deep correction.</li>
<li>Quantum names continuing to surge with huge moves in IonQ and D-Wave sets positive tone for Socionext still.</li>
</ul>


Watch for upside in names involved in HAMR drives such as TDK after positive comments from Seagate.
Rohm finally starting to get bucketed as an AI name could see significant upside after deep correction.
Quantum names continuing to surge with huge moves in IonQ and D-Wave sets positive tone for Socionext still.


Japan Morning Connection: Power/Analog Names Lower, but Seagate IR Day a Big Success

<ul>
<li>
<a href="https://www.smartkarma.com/entities/fast-retailing-co-ltd" target="_blank" data-smartkarma-citation="entities:751:1" rel="noopener">Fast Retailing (9983 JP)</a>'s weight in the <a href="https://www.smartkarma.com/entities/nikkei-225" target="_blank" data-smartkarma-citation="entities:22909:1" rel="noopener">Nikkei 225 (NKY INDEX)</a> has increased to 10.81% which will lead to another reduction in the CPAF in September.</li>
<li>Even after the reduction in CPAF and an increase in <a href="https://www.smartkarma.com/entities/baycurrent-consulting-inc" target="_blank" data-smartkarma-citation="entities:25985:1" rel="noopener">BayCurrent Consulting</a>'s PAF in September, there is a possibility of <a href="https://www.smartkarma.com/entities/fast-retailing-co-ltd" target="_blank" data-smartkarma-citation="entities:751:1" rel="noopener">Fast Retailing</a> being capped again in March 2026.</li>
<li>The continued passive selling sets up interesting trading opportunities after periods of <a href="https://www.smartkarma.com/entities/fast-retailing-co-ltd" target="_blank" data-smartkarma-citation="entities:751:1" rel="noopener">Fast Retailing (9983 JP)</a> outperformance versus the other index constituents.</li>
</ul>



Fast Retailing (9983 JP)'s weight in the Nikkei 225 (NKY INDEX) has increased to 10.81% which will lead to another reduction in the CPAF in September.
Even after the reduction in CPAF and an increase in BayCurrent Consulting's PAF in September, there is a possibility of Fast Retailing being capped again in March 2026.
The continued passive selling sets up interesting trading opportunities after periods of Fast Retailing (9983 JP) outperformance versus the other index constituents.


Fast Retailing (9983 JP): More Capping-Led Selling in September (And Maybe More in March)

Japan

TDK CORPORATION manufactures electronics components such as magnetic tapes and ferrite cores.  The Company also sells power supplies, inductors, transformers, ceramic capacitors, magnets, LAN (Local Area Network) components, sensors, and semiconductors.  TDK markets its products worldwide.

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TDK Corp (6762 JP)

Nikkei 225 Index Rebalance Preview (Sep 2025): Potential Adds, Deletes, PAF, Capping & Other Changes

With the review period nearly complete, we expect 1-2 changes for the NKY in September. The Kokusai Electric placement improves inclusion odds. No...

Brian Freitas

Japan Morning Connection: US Directly Attacks Iran and Requests Japan to Spend 5% of GDP on Defense

Defense related should be supported by reports on GDP defense spending along with Trump's move to directly bomb Iranian nuclear sites. Masayoshi...

Andrew Jackson

Japan Morning Connection: Power/Analog Semi Names Leading Tech Higher once Again

Onsemi +6.1% setting a good tone for JP peers. Japaenese satallite names performing well ahead of Japan's MoD announcement.

Andrew Jackson

Japan Morning Connection: Power/Analog Names Lower, but Seagate IR Day a Big Success

Rebound for Wolfspeed despite no news on avoiding bankruptcy. Quantum names like IonQ and D-Wave surging, setting positive tone for Socionext....

Andrew Jackson

Fast Retailing (9983 JP): More Capping-Led Selling in September (And Maybe More in March)

Fast Retailing will be capped in September unless the stock underperforms the index over the next 3 months. There could be more capping next March....

Brian Freitas

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