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 Stock Exchange of Thailand as of Oct 9th. We estimate that they had an aggregated short interest worth USD3.4bn.</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 Airports of Thailand, PTT GlobalChem, Minor International, SCB X, Delta Electronics, Delta Electronics, Airports Of Thailand, Minor International, Ptt Globalchem.</li>
</ul>


We analyzed the changes in short interest of Stock Exchange of Thailand as of Oct 9th. We estimate that they had an aggregated short interest worth USD3.4bn.
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 Airports of Thailand, PTT GlobalChem, Minor International, SCB X, Delta Electronics, Delta Electronics, Airports Of Thailand, Minor International, Ptt Globalchem.


Thailand Short Interest Weekly (Oct 9th): Airports of Thailand, PTT GlobalChem, Minor International

Head of Research, Krungthai XSpring

Waraporn Wiboonkanarak

Head of Research

A full service Thai brokerage

Krungthai XSpring

Krungthai XSpring is a full service broker. The company provides a wide range of investment services such as Securities Brokerage, Derivative Agent Business, Securities Borrowing and Lending, Securities Trading, Underwriting, Financial Advisory, Wealth Advisory, Private Fund Management and International Markets Securities Trading. 

In terms of credibility, Fitch Ratings has assigned Krunghtai XSpring a long-term rating of AA- and a national short-term rating of F1+ with stable outlook.

Equity Bottom-Up

Delta Electronics (Thailand) / Equity Bottom-Up

<ul><li>In line with our previous note, DELTA’s share price has been unable to sustain a P/E above 85x for more than two months, and has fallen by more than 24% from its peak.</li><li>4Q25 profit is expected to reach an all-time high, while 2026 profit is projected to continue growing to Bt29bn (+23% YoY), supported by still-strong demand.</li><li>We upgrade our rating to Neutral from Underperform, maintaining our FV at Bt195 based on a P/E of 85x, which we see as the stock’s maximum justifiable valuation.</li></ul>

In line with our previous note, DELTA’s share price has been unable to sustain a P/E above 85x for more than two months, and has fallen by more than 24% from its peak.4Q25 profit is expected to reach an all-time high, while 2026 profit is projected to continue growing to Bt29bn (+23% YoY), supported by still-strong demand.We upgrade our rating to Neutral from Underperform, maintaining our FV at Bt195 based on a P/E of 85x, which we see as the stock’s maximum justifiable valuation.

DELTA ELECTRONICS (THAILAND) Plc. (DELTA): Back To A More Appropriate Level

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

Delta Electronics (Thailand) / Index Rebalance

<ul>
<li>With a third of the review period yet to go, we forecast 2 changes for the <a href="https://www.smartkarma.com/entities/stock-exchange-of-thailand-set-50-index" target="_blank" data-smartkarma-citation="entities:31493:1" rel="noopener">Stock Exchange of Thailand SET 50 Index (SET50 INDEX)</a> in December.</li>
<li>Capping changes for <a href="https://www.smartkarma.com/entities/delta-electronics-thailand-pcl-98806732-8ac4-42b2-a565-ba32673d1e5a" target="_blank" data-smartkarma-citation="entities:20912:1" rel="noopener">Delta Electronics Thailand (DELTA TB)</a> will result in big passive selling in the stock and funding inflows for the other index constituents.</li>
<li>The forecast adds have moved higher and outperformed the index while the forecast deletes have drifted lower over the last 6 months.</li>
</ul>


With a third of the review period yet to go, we forecast 2 changes for the Stock Exchange of Thailand SET 50 Index (SET50 INDEX) in December.
Capping changes for Delta Electronics Thailand (DELTA TB) will result in big passive selling in the stock and funding inflows for the other index constituents.
The forecast adds have moved higher and outperformed the index while the forecast deletes have drifted lower over the last 6 months.


SET50 Index Rebalance Preview: Two Changes in Dec, Big DELTA Capping

<ul>
<li>DELTA is very positive about 4Q25 revenue, expecting it to rise at least 20% QoQ and 65% YoY on strong orders.</li>
<li>We accordingly raise our 2026 profit forecast for DELTA by 17% to Bt29bn (+23% YoY), reinforcing our view that the stock can remain elevated.</li>
<li>The current AI and data center markets mirror the 2021–22 chip shortage, with demand likely strong through mid-next year. However, the share price is above fundamentals.</li>
</ul>


DELTA is very positive about 4Q25 revenue, expecting it to rise at least 20% QoQ and 65% YoY on strong orders.
We accordingly raise our 2026 profit forecast for DELTA by 17% to Bt29bn (+23% YoY), reinforcing our view that the stock can remain elevated.
The current AI and data center markets mirror the 2021–22 chip shortage, with demand likely strong through mid-next year. However, the share price is above fundamentals.


DELTA ELECTRONICS (THAILAND) Plc. (DELTA): Poised To Move Ahead

<ul><li>The SG&amp;A-to-sales ratio rose to 14.3% from 12.6%, as higher PE revenue increased royalty payments to the parent firm.</li><li>DELTA posted a net profit of Bt7.4bn, including about Bt1bn in compensation from a commercial contract dispute. We believe DELTA’s true core profit was no more than Bt5.8bn, roughly in line with the market’s estimate but down YoY due to the impact of the global minimum tax.</li><li>GPM hit a record 28.4%, boosted by high-margin PE products. Excluding the inventory write-back of at least Bt600mn, GPM would be around 27%, still showing strong improvement.</li></ul>

The SG&amp;A-to-sales ratio rose to 14.3% from 12.6%, as higher PE revenue increased royalty payments to the parent firm.DELTA posted a net profit of Bt7.4bn, including about Bt1bn in compensation from a commercial contract dispute. We believe DELTA’s true core profit was no more than Bt5.8bn, roughly in line with the market’s estimate but down YoY due to the impact of the global minimum tax.GPM hit a record 28.4%, boosted by high-margin PE products. Excluding the inventory write-back of at least Bt600mn, GPM would be around 27%, still showing strong improvement.

DELTA ELECTRONICS (THAILAND) Plc. (DELTA): Earnings Jumped On One-Off Gains

Thailand

Delta Electronics (Thailand) Public Co. Ltd. manufactures and distributes power supplies, electronic equipment, and components such as DC fans, EMI filters, and solenoids. The company also provides solutions including EV chargers, industrial automation, data center infrastructure, and smart energy management. Headquartered in Samut Prakan, Thailand, the company was established in 1988.

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Delta Electronics (Thailand) (DELTA TB)

Thailand Short Interest Weekly (Oct 9th): Airports of Thailand, PTT GlobalChem, Minor International

We analyzed SET short interest report for the past week and highlighted short interest changes in Airports of Thailand (AOT TB), PTT GlobalChem...

Ke Yan, CFA, FRM

DELTA ELECTRONICS (THAILAND) Plc. (DELTA): Back To A More Appropriate Level

In line with our previous note, DELTA’s share price has been unable to sustain a P/E above 85x for more than two months, and has fallen by more...

Krungthai XSpring

SET50 Index Rebalance Preview: Two Changes in Dec, Big DELTA Capping

There should be 2 constituent changes for the SET50 in Dec. There will also be big selling in DELTA to cap the stock at 10% index weight. The adds...

Brian Freitas

DELTA ELECTRONICS (THAILAND) Plc. (DELTA): Poised To Move Ahead

We accordingly raise our 2026 profit forecast for DELTA by 17% to Bt29bn (+23% YoY), reinforcing our view that the stock can remain elevated.

Krungthai XSpring

DELTA ELECTRONICS (THAILAND) Plc. (DELTA): Earnings Jumped On One-Off Gains

GPM hit a record 28.4%, boosted by high-margin PE products. Excluding the inventory write-back of at least Bt600mn, GPM would be around 27%, still...

Krungthai XSpring

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