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 largest stocks by market capitalization on the Taiwan Stock Exchange. The T100 index represents the <em>next</em> largest 100 names (51-150 ranks).</li>
<li>Today is the base date for the September 2026 index rebal event. The expected ADDs/DELs discussed in this insight are our final index change expectations.</li>
<li>We expect one ADD/DEL for T50 and three separate ADDs/DELs for the T100 index for the September 2026 rebal.</li>
</ul>


The T50 index represents the top 50 largest stocks by market capitalization on the Taiwan Stock Exchange. The T100 index represents the next largest 100 names (51-150 ranks).
Today is the base date for the September 2026 index rebal event. The expected ADDs/DELs discussed in this insight are our final index change expectations.
We expect one ADD/DEL for T50 and three separate ADDs/DELs for the T100 index for the September 2026 rebal.


Quiddity Leaderboard T50/​​​100 Sep26: Final Expectations

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

Shenton Research

Shenton 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 analyzed the changes in short interest of TWSE Stocks as of Aug 14th. The aggregated short interest was USD43.9bn.</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 Shin Kong Financial, Nan Ya Plastics, Quanta Computer, Zhen Ding Technology, ASE Industrial.</li>
</ul>


We analyzed the changes in short interest of TWSE Stocks as of Aug 14th. The aggregated short interest was USD43.9bn.
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 Shin Kong Financial, Nan Ya Plastics, Quanta Computer, Zhen Ding Technology, ASE Industrial.


TWSE Short Interest Weekly (Aug 14th): Shin Kong Financial, Nan Ya Plastics, Quanta Computer

<ul>
<li>We analyzed the changes in foreign holdings of TWSE Stocks as of Aug 7th. The aggregated holding was USD2,146.7bn.</li>
<li>We estimate that foreign flows to be inflows of USD3,263mln. We tabulate the league tables for top changes by value for 1W/4W/1Y and top stocks held by foreign institutions.</li>
<li>We highlight changes of foreign holdings in Quanta Computer, Nanya Technology, TSMC, Wistron, Hon Hai Precision.</li>
</ul>


We analyzed the changes in foreign holdings of TWSE Stocks as of Aug 7th. The aggregated holding was USD2,146.7bn.
We estimate that foreign flows to be inflows of USD3,263mln. We tabulate the league tables for top changes by value for 1W/4W/1Y and top stocks held by foreign institutions.
We highlight changes of foreign holdings in Quanta Computer, Nanya Technology, TSMC, Wistron, Hon Hai Precision.


TWSE Foreign Holding Weekly (Aug 7th): Quanta Computer, Nanya Technology, TSMC, Wistron

<ul>
<li>We analyzed the changes in short interest of TWSE Stocks as of Aug 7th. The aggregated short interest was USD43.7bn.</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 Shin Kong Financial, ASE Industrial, Jentech Precision Industrial, Powerchip Semiconductor Manufacturing, King Yuan Electronics.</li>
</ul>


We analyzed the changes in short interest of TWSE Stocks as of Aug 7th. The aggregated short interest was USD43.7bn.
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 Shin Kong Financial, ASE Industrial, Jentech Precision Industrial, Powerchip Semiconductor Manufacturing, King Yuan Electronics.


TWSE Short Interest Weekly (Aug 7th): Shin Kong Financial, ASE Industrial, King Yuan Electronics

<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 TSMC, Formosa Chemicals &amp; Fibre, UMC, Evergreen Marine, Nan Ya Plastics, Formosa Plastics.</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 TSMC, Formosa Chemicals &amp; Fibre, UMC, Evergreen Marine, Nan Ya Plastics, Formosa Plastics.


MS-Taiwan Index Earning Revision (Jul): TSMC, Formosa Chemicals & Fibre, UMC, Evergreen Marine

Taiwan

King Yuan Electronics Co., Ltd. provides integrated circuit (IC) testing services to semiconductor manufacturers.  The Company tests the logic, memory, and burn-in functions of ICs.  King Yuan also specializes in IC reeling, packaging, and wafer grinding.

Price Gauge
52-week Range	0.00 - 0.00
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King Yuan Electronics Co, Ltd. (2449 TT)

Quiddity Leaderboard T50/100 Sep26: Final Expectations

We expect PharmaEssentia Corp (6446 TT) to replace King Yuan Electronics Co, Ltd. (2449 TT) in the T50 index in September 2026.

Janaghan Jeyakumar, CFA

TWSE Short Interest Weekly (Aug 14th): Shin Kong Financial, Nan Ya Plastics, Quanta Computer

We analyzed TWSE short interest report for the past week and highlighted short interest changes in Shin Kong Financial, Nan Ya Plastics, Quanta...

Ke Yan, CFA, FRM

TWSE Foreign Holding Weekly (Aug 7th): Quanta Computer, Nanya Technology, TSMC, Wistron

We analyzed TWSE foreign holding data for the past week and highlighted foreign holding changes in Quanta Computer, Nanya Technology, TSMC,...

Ke Yan, CFA, FRM

TWSE Short Interest Weekly (Aug 7th): Shin Kong Financial, ASE Industrial, King Yuan Electronics

We analyzed TWSE short interest report for the past week and highlighted short interest changes in Shin Kong Financial (2888 TT), ASE Industrial...

Ke Yan, CFA, FRM

MS-Taiwan Index Earning Revision (Jul): TSMC, Formosa Chemicals & Fibre, UMC, Evergreen Marine

We analyzed MS-Taiwan's consensus for Jul 2026 and highlighted changes of EPS in TSMC, Formosa Chemicals & Fibre, UMC, Evergreen Marine, Nan Ya...

Ke Yan, CFA, FRM

Price Gauge

52-week Range

Market Cap (USDm)

P/E

Dividend (Yield)

Quiddity Leaderboard T50/​​​100 Sep26: Final Expectations

We expect PharmaEssentia Corp (6446 TT) to replace King Yuan Electronics Co, Ltd. (2449 TT) in the T50 index in September 2026.

Janaghan Jeyakumar, CFA

TWSE Short Interest Weekly (Aug 14th): Shin Kong Financial, Nan Ya Plastics, Quanta Computer

We analyzed TWSE short interest report for the past week and highlighted short interest changes in Shin Kong Financial, Nan Ya Plastics, Quanta...

Ke Yan, CFA, FRM

TWSE Foreign Holding Weekly (Aug 7th): Quanta Computer, Nanya Technology, TSMC, Wistron

We analyzed TWSE foreign holding data for the past week and highlighted foreign holding changes in Quanta Computer, Nanya Technology, TSMC,...

Ke Yan, CFA, FRM

TWSE Short Interest Weekly (Aug 7th): Shin Kong Financial, ASE Industrial, King Yuan Electronics

We analyzed TWSE short interest report for the past week and highlighted short interest changes in Shin Kong Financial (2888 TT), ASE Industrial...

Ke Yan, CFA, FRM

MS-Taiwan Index Earning Revision (Jul): TSMC, Formosa Chemicals & Fibre, UMC, Evergreen Marine

We analyzed MS-Taiwan's consensus for Jul 2026 and highlighted changes of EPS in TSMC, Formosa Chemicals & Fibre, UMC, Evergreen Marine, Nan Ya...

Ke Yan, CFA, FRM

Quiddity Leaderboard T50/100 Sep26: Final Expectations