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>Following multiple amendments to the methodology, there could be 4 changes for the Yuanta/​P-Shares Taiwan Dividend Plus ETF in December.</li>
<li>Constituent changes along with capping changes will lead to a one-way turnover of 18.1% and in a round-trip trade of TWD 173.2bn (US$5.56bn).</li>
<li>There are multiple stocks that have same-way or opposite flow from trackers of other Taiwan indices and present some interesting trading opportunities.</li>
</ul>


Following multiple amendments to the methodology, there could be 4 changes for the Yuanta/​P-Shares Taiwan Dividend Plus ETF in December.
Constituent changes along with capping changes will lead to a one-way turnover of 18.1% and in a round-trip trade of TWD 173.2bn (US$5.56bn).
There are multiple stocks that have same-way or opposite flow from trackers of other Taiwan indices and present some interesting trading opportunities.


Yuanta/P-Shares Taiwan Div+ ETF Rebalance Preview: Four Changes; US$5.6bn Trade

Index Rebal Trades & Special Situations, Quiddity Advisors

Janaghan Jeyakumar, CFA

Index Rebal Trades & Special Situations

Quiddity Advisors

Pan-Asia Catalysts/Events

<ul>
<li>The TDIV index tracks the top 50 names in the Taiwan Stock Exchange with the highest dividend yields. It is a yield-weighted index with unique capping rules.</li>
<li>In this insight, we take look at Quiddity's expectations for index changes and capping flows for the TDIV Index for the December 2025 index rebal event.</li>
<li>We expect at least six index changes for the TDIV index. On top of that, there will be capping flows too.</li>
</ul>


The TDIV index tracks the top 50 names in the Taiwan Stock Exchange with the highest dividend yields. It is a yield-weighted index with unique capping rules.
In this insight, we take look at Quiddity's expectations for index changes and capping flows for the TDIV Index for the December 2025 index rebal event.
We expect at least six index changes for the TDIV index. On top of that, there will be capping flows too.


Quiddity Leaderboard TDIV Dec25: ~US$3bn One-Way; Some Changes to Expectations; New Ideas

The Shanghai Commerical & Sa / Index Rebalance

<ul>
<li>The T50 index represents the top 50 largest stocks by market capitalization in the Taiwan Stock Exchange (TWSE). The T100 index represents the next 100 largest names (51-150 ranks).</li>
<li>In this insight, we take a look at the potential ADDs and DELs for the December 2025 index rebal event.</li>
<li>We currently see three changes for T50 and three other changes for T100 in December 2025.</li>
</ul>


The T50 index represents the top 50 largest stocks by market capitalization in the Taiwan Stock Exchange (TWSE). The T100 index represents the next 100 largest names (51-150 ranks).
In this insight, we take a look at the potential ADDs and DELs for the December 2025 index rebal event.
We currently see three changes for T50 and three other changes for T100 in December 2025.


Quiddity Leaderboard T50/​​​100 Dec25: High-Impact Passive Sell-Off for Shanghai Commercial (5876)

Cheng Shin Rubber Ind Co., Ltd. / Index Rebalance

<ul>
<li>The TDIV index tracks the top 50 names in the Taiwan Stock Exchange with the highest dividend yields. It is a yield-weighted index with unique capping rules.</li>
<li>In this insight, we take look at Quiddity's expectations for index changes and capping flows for the TDIV Index for the September 2025 index rebal event.</li>
<li>We expect no changes for the TDIV index for September 2025 rebal and we estimate the one-way capping flow to be US$591mn.</li>
</ul>


The TDIV index tracks the top 50 names in the Taiwan Stock Exchange with the highest dividend yields. It is a yield-weighted index with unique capping rules.
In this insight, we take look at Quiddity's expectations for index changes and capping flows for the TDIV Index for the September 2025 index rebal event.
We expect no changes for the TDIV index for September 2025 rebal and we estimate the one-way capping flow to be US$591mn.


Quiddity Leaderboard TDIV Sep25: US$591mn One-Way Flows; High-Impact for Some Names

<ul>
<li>The T50 index represents the top 50 largest stocks by market capitalization in the Taiwan Stock Exchange (TWSE). The T100 index represents the <em>next</em> 100 largest names (51-150 ranks).</li>
<li>Today is the base date for the September 2025 index rebal event and the expected ADDs/DELs discussed in this insight are our final index change expectations.</li>
<li>We expect two changes for T50 and five changes for the T100 index for the September 2025 rebal.</li>
</ul>


The T50 index represents the top 50 largest stocks by market capitalization in the Taiwan Stock Exchange (TWSE). The T100 index represents the next 100 largest names (51-150 ranks).
Today is the base date for the September 2025 index rebal event and the expected ADDs/DELs discussed in this insight are our final index change expectations.
We expect two changes for T50 and five changes for the T100 index for the September 2025 rebal.


Quiddity Leaderboard T50/​​​100 Sep25: Final Expectations; Tung Ho Steel Safe from TDIV Deletion

Taiwan

Tung Ho Steel Enterprise Corporation manufactures and markets steel rods, H-shaped steel frames, steel plates, and reinforcements.

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Tung Ho Steel Enterprise (2006 TT)

Yuanta/P-Shares Taiwan Div+ ETF Rebalance Preview: Four Changes; US$5.6bn Trade

There could be 4 changes in Dec. Estimated one-way turnover is 18.1% and round-trip trade is US$5.56bn. Some stocks will have same-way or opposite...

Brian Freitas

Quiddity Leaderboard TDIV Dec25: ~US$3bn One-Way; Some Changes to Expectations; New Ideas

Based on our latest estimates, many names have very high-impact flow expectations. There have been some changes to our expected ADDs/DELs list...

Janaghan Jeyakumar, CFA

Quiddity Leaderboard T50/100 Dec25: High-Impact Passive Sell-Off for Shanghai Commercial (5876)

There could be ~19x ADV of net passive selling for Shanghai Commerical (5876 TT). Separately, Tung Ho Steel (2006 TT) could get deleted from T100...

Janaghan Jeyakumar, CFA

Quiddity Leaderboard TDIV Sep25: US$591mn One-Way Flows; High-Impact for Some Names

The top inflow name and the top outflow name have around 3x-4x ADV to trade. Some more names have more than 1x ADV to trade. Others have...

Janaghan Jeyakumar, CFA

Quiddity Leaderboard T50/100 Sep25: Final Expectations; Tung Ho Steel Safe from TDIV Deletion

T100 and TDIV index member Tung Ho Steel Enterprise (2006 TT) is unlikely to be deleted from T100 or TDIV in September 2025.

Janaghan Jeyakumar, CFA

Price Gauge

52-week Range

Market Cap (USDm)

P/E

Dividend (Yield)

Yuanta/P-Shares Taiwan Div+ ETF Rebalance Preview: Four Changes; US$5.6bn Trade

There could be 4 changes in Dec. Estimated one-way turnover is 18.1% and round-trip trade is US$5.56bn. Some stocks will have same-way or opposite...

Brian Freitas

Quiddity Leaderboard TDIV Dec25: ~US$3bn One-Way; Some Changes to Expectations; New Ideas

Based on our latest estimates, many names have very high-impact flow expectations. There have been some changes to our expected ADDs/DELs list...

Janaghan Jeyakumar, CFA

Quiddity Leaderboard T50/​​​100 Dec25: High-Impact Passive Sell-Off for Shanghai Commercial (5876)

There could be ~19x ADV of net passive selling for Shanghai Commerical (5876 TT). Separately, Tung Ho Steel (2006 TT) could get deleted from T100...

Janaghan Jeyakumar, CFA

Quiddity Leaderboard TDIV Sep25: US$591mn One-Way Flows; High-Impact for Some Names

The top inflow name and the top outflow name have around 3x-4x ADV to trade. Some more names have more than 1x ADV to trade. Others have...

Janaghan Jeyakumar, CFA

Quiddity Leaderboard T50/​​​100 Sep25: Final Expectations; Tung Ho Steel Safe from TDIV Deletion

T100 and TDIV index member Tung Ho Steel Enterprise (2006 TT) is unlikely to be deleted from T100 or TDIV in September 2025.

Janaghan Jeyakumar, CFA

Quiddity Leaderboard T50/100 Dec25: High-Impact Passive Sell-Off for Shanghai Commercial (5876)

Quiddity Leaderboard T50/100 Sep25: Final Expectations; Tung Ho Steel Safe from TDIV Deletion