Index Rebal Trades & Special Situations, Quiddity Advisors

Janaghan Jeyakumar, CFA

Index Rebal Trades & Special Situations

Quiddity Advisors

Pan-Asia Catalysts/Events

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>Today is the base date for the final ranks and we see four ADDs and four DELs for the December 2025 rebal.</li>
<li>We estimate one-way flow to be around US$2.2bn with many flow names having multiple days of volume to trade.</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.
Today is the base date for the final ranks and we see four ADDs and four DELs for the December 2025 rebal.
We estimate one-way flow to be around US$2.2bn with many flow names having multiple days of volume to trade.


Quiddity Leaderboard TDIV Dec25: Final Expectations: Many Changes to Rankings; Final Expectations

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

<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

<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

Asia Pac IPO & Placement Research, China biotech, Aequitas Research

Ke Yan, CFA, FRM

Asia Pac IPO & Placement Research, China biotech

IPOs and Placements coverage across Asia Pacific

Aequitas Research

We cover all listing across the Asia Pacific along with follow-up placements. As of Dec 2020, our team had covered 539 IPOs with a hit rate of 73.5% and 685 placements with a hit rate of 66.8%.

We combine fundamental bottom-up views with our proprietary quantitative framework to provide a holistic coverage across new listings and placements. Our coverage includes pre-IPO notes before the deal is launched, follow-up analysis once the deal is live and post-listing trading analysis as well.

Quantitative Analysis

<ul>
<li>We analyzed the changes in short interest of TWSE Stocks as of Dec 5th. The aggregated short interest was USD28.2bn.</li>
<li>We tabulate league tables for top short by value and short as multiple of ADT, as well as weekly increases &amp; decreases in short value, short as multiple of ADT.</li>
<li>We highlight short interest changes in WT Microelectronics, Accton Technology, Alchip Technologies, PharmaEssentia, Nanya Technology, WT Microelectronics, Accton Technology, Alchip Technologies, PharmaEssentia, Nanya Technology.</li>
</ul>


We analyzed the changes in short interest of TWSE Stocks as of Dec 5th. The aggregated short interest was USD28.2bn.
We tabulate league tables for top short by value and short as multiple of ADT, as well as weekly increases &amp; decreases in short value, short as multiple of ADT.
We highlight short interest changes in WT Microelectronics, Accton Technology, Alchip Technologies, PharmaEssentia, Nanya Technology, WT Microelectronics, Accton Technology, Alchip Technologies, PharmaEssentia, Nanya Technology.


TWSE Short Interest Weekly (Dec 5th): WT Microelectronics, Accton Technology, Alchip Technologies

E.Sun Financial Holding Co / Index Rebalance

<ul>
<li>The index changes for the T50/100 index family and the TDIV index were confirmed after market close on Friday 5th December 2025.</li>
<li>There will be four ADD/DELs for T50, three separate ADDs/DELs for T100, and three ADDs/DELs for TDIV. </li>
<li>All of these changes were correctly predicted except for one surprise TDIV addition.</li>
</ul>


The index changes for the T50/100 index family and the TDIV index were confirmed after market close on Friday 5th December 2025.
There will be four ADD/DELs for T50, three separate ADDs/DELs for T100, and three ADDs/DELs for TDIV. 
All of these changes were correctly predicted except for one surprise TDIV addition.


Quiddity TDIV/50/100 Dec 25 Results: 19/20 Correctly Predicted; ~US$3bn Combined One-Way Flows

Taiwan

Taiwan Mobile Co., Ltd. provides cellular telecommunication services in Taiwan. The Company also sells and leases cellular phones.

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Taiwan Mobile (3045 TT)

Quiddity Leaderboard TDIV Dec25: Final Expectations: Many Changes to Rankings; Final Expectations

The top 5 inflow names have more than 9x ADV to trade and top 5 outflow names have more the 2x ADV to trade. The official index changes will be...

Janaghan Jeyakumar, CFA

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

TWSE Short Interest Weekly (Dec 5th): WT Microelectronics, Accton Technology, Alchip Technologies

We analyzed TWSE short interest report for the past week and highlighted short interest changes in WT Microelectronics (3036 TT), Accton Technology...

Ke Yan, CFA, FRM

Quiddity TDIV/50/100 Dec 25 Results: 19/20 Correctly Predicted; ~US$3bn Combined One-Way Flows

For T50, T100, and TDIV indices, we expect the combined one-way flow to be around US$3bn during the December 2025 index rebal event. There are...

Janaghan Jeyakumar, CFA

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