Index Rebal/Special Situations, Quiddity Advisors

Janaghan Jeyakumar, CFA

Index Rebal/Special Situations

Quiddity Advisors

Pan-Asia Catalysts/Events

Index Rebalance

<ul>
<li>The T50 index represents the top 50 stocks by market capitalization in the Taiwan Stock Exchange. The T100 index represents the next 100 names (51-150 ranks).</li>
<li>In this insight, we take a look at the potential ADDs/DELs for the September 2026 index rebal event. Currently, we see no changes for T50 and two changes for T100.</li>
<li>In our last insight we saw multiple TDIV members close to T100 deletion. However, those names have drifted further away from T100 deletion.</li>
</ul>


The T50 index represents the top 50 stocks by market capitalization in the Taiwan Stock Exchange. The T100 index represents the next 100 names (51-150 ranks).
In this insight, we take a look at the potential ADDs/DELs for the September 2026 index rebal event. Currently, we see no changes for T50 and two changes for T100.
In our last insight we saw multiple TDIV members close to T100 deletion. However, those names have drifted further away from T100 deletion.


Quiddity Leaderboard T50/​​​100 Sep26: TDIV Deletion Names Moving Away from Danger Zone

<ul>
<li>The T50 index represents the top 50 stocks by market capitalization in the Taiwan Stock Exchange. The T100 index represents the next 100 names (51-150 ranks).</li>
<li>In this insight, we take a look at the potential ADDs/DELs for the September 2026 index rebal event. Currently, we see two changes for T50 and three changes for T100.</li>
<li>The rankings of the T100 potential DELs presented in this insight are very interesting as multiple TDIV members are close to the border. This has important index flow implications.</li>
</ul>


The T50 index represents the top 50 stocks by market capitalization in the Taiwan Stock Exchange. The T100 index represents the next 100 names (51-150 ranks).
In this insight, we take a look at the potential ADDs/DELs for the September 2026 index rebal event. Currently, we see two changes for T50 and three changes for T100.
The rankings of the T100 potential DELs presented in this insight are very interesting as multiple TDIV members are close to the border. This has important index flow implications.


Quiddity Leaderboard T50/​​​100 Sep26: Getac TDIV Deletion Within Striking Distance

Asia Pac ECM and Index Rebal, Shenton Research

Ke Yan, CFA, FRM

Asia Pac ECM and Index Rebal

Asia Pac IPO & Placement Research, China Biotech

DZT Research

DZT Research is an independent Asia Pacific equity specialist. Our quantitative research covers index rebalancing flows, alongside exchange data analytics accross Asia Pacific. On the equity capital markets side, we focus on Asia Pacific ECM, especially biotech and TMT. Our lead analyst is frequently cited by international media.

Quantitative Analysis

<ul>
<li>We analysed the earning revision of component stocks of MS-Taiwan in the past month.</li>
<li>We tabulated stocks with the top impact on index's EPS, stocks' EPS revision, and revenue revision.</li>
<li>We highlighted EPS revision on Formosa Plastics, Yang Ming Marine, TSMC, China Development Financial, China Steel, Compal Electronics, MediaTek.</li>
</ul>


We analysed the earning revision of component stocks of MS-Taiwan in the past month.
We tabulated stocks with the top impact on index's EPS, stocks' EPS revision, and revenue revision.
We highlighted EPS revision on Formosa Plastics, Yang Ming Marine, TSMC, China Development Financial, China Steel, Compal Electronics, MediaTek.


MS-Taiwan Index Earning Revision (Jun): Formosa Plastics, Yang Ming Marine, TSMC, China Steel

<ul>
<li>The index changes for the T50, T100, and TDIV indices were confirmed after market close on Friday 6th March 2026.</li>
<li>There will be five ADDs/DELs for T50, five ADDs/six DELs for T100, and one DEL for TDIV.</li>
<li>All of these are exactly in line with our final expectations. The announced reserve lists for T50/T100 were also perfectly in line with rankings presented in our base date Leaderboard.</li>
</ul>


The index changes for the T50, T100, and TDIV indices were confirmed after market close on Friday 6th March 2026.
There will be five ADDs/DELs for T50, five ADDs/six DELs for T100, and one DEL for TDIV.
All of these are exactly in line with our final expectations. The announced reserve lists for T50/T100 were also perfectly in line with rankings presented in our base date Leaderboard.


Quiddity T50/100/TDIV Mar26 Results: 100% Hit Rate; US$1.7bn+ Total One-Way Flows

<ul>
<li>We analyzed the changes in short interest of TWSE Stocks as of Feb 6th. The aggregated short interest was USD29.3bn.</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 Jentech Precision Industrial, Realtek Semiconductor, Alchip Technologies, Lotes, Hon Hai Precision.</li>
</ul>


We analyzed the changes in short interest of TWSE Stocks as of Feb 6th. The aggregated short interest was USD29.3bn.
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 Jentech Precision Industrial, Realtek Semiconductor, Alchip Technologies, Lotes, Hon Hai Precision.


TWSE Short Interest Weekly (Feb 6th): Jentech Precision Industrial, Realtek Semiconductor

Taiwan

PharmaEssentia Corporation develops and distributes therapeutic products for treatment in human disease. The Company develops drugs to treat hepatitis, chronic myeloid leukemia (CML), essential thrombocythemia (ET), myeloid fibrosis (MF), polycythemia vera (PV), hepatitis and cancer.

Price Gauge
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Pharmaessentia Corp (6446 TT)

Quiddity Leaderboard T50/100 Sep26: TDIV Deletion Names Moving Away from Danger Zone

If the worst-ranked T50 member Alchip (3661 TT) underperforms other names by 1% it could fall to the 61st place and get deleted . In this case,...

Janaghan Jeyakumar, CFA

Quiddity Leaderboard T50/100 Sep26: Getac TDIV Deletion Within Striking Distance

Getac Technology (3005 TT) is fairly close to getting deleted from the T100 index. If it gets deleted from T100, it would also get deleted from...

Janaghan Jeyakumar, CFA

MS-Taiwan Index Earning Revision (Jun): Formosa Plastics, Yang Ming Marine, TSMC, China Steel

We analyzed MS-Taiwan's consensus for Jun 2026 and highlighted changes of EPS in Formosa Plastics, Yang Ming Marine, TSMC, China Development...

Ke Yan, CFA, FRM

Quiddity T50/100/TDIV Mar26 Results: 100% Hit Rate; US$1.7bn+ Total One-Way Flows

Yulon Finance (9941 TT) is confirmed as a TDIV DEL because it is a T100 DEL which makes it ineligible for the TDIV index. There could be more than...

Janaghan Jeyakumar, CFA

TWSE Short Interest Weekly (Feb 6th): Jentech Precision Industrial, Realtek Semiconductor

We analyzed TWSE short interest report for the past week and highlighted short interest changes in Jentech Precision Industrial, Realtek...

Ke Yan, CFA, FRM

Price Gauge

52-week Range

Market Cap (USDm)

P/E

Dividend (Yield)

Quiddity Leaderboard T50/​​​100 Sep26: TDIV Deletion Names Moving Away from Danger Zone

If the worst-ranked T50 member Alchip (3661 TT) underperforms other names by 1% it could fall to the 61st place and get deleted . In this case,...

Janaghan Jeyakumar, CFA

Quiddity Leaderboard T50/​​​100 Sep26: Getac TDIV Deletion Within Striking Distance

Getac Technology (3005 TT) is fairly close to getting deleted from the T100 index. If it gets deleted from T100, it would also get deleted from...

Janaghan Jeyakumar, CFA

MS-Taiwan Index Earning Revision (Jun): Formosa Plastics, Yang Ming Marine, TSMC, China Steel

We analyzed MS-Taiwan's consensus for Jun 2026 and highlighted changes of EPS in Formosa Plastics, Yang Ming Marine, TSMC, China Development...

Ke Yan, CFA, FRM

Quiddity T50/100/TDIV Mar26 Results: 100% Hit Rate; US$1.7bn+ Total One-Way Flows

Yulon Finance (9941 TT) is confirmed as a TDIV DEL because it is a T100 DEL which makes it ineligible for the TDIV index. There could be more than...

Janaghan Jeyakumar, CFA

TWSE Short Interest Weekly (Feb 6th): Jentech Precision Industrial, Realtek Semiconductor

We analyzed TWSE short interest report for the past week and highlighted short interest changes in Jentech Precision Industrial, Realtek...

Ke Yan, CFA, FRM

Quiddity Leaderboard T50/100 Sep26: TDIV Deletion Names Moving Away from Danger Zone

Quiddity Leaderboard T50/100 Sep26: Getac TDIV Deletion Within Striking Distance