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 analyzed the changes in short interest of ASX Stocks as of Mar 27th (reported today). The aggregated short interest was USD36.5bn.</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 Suncorp, Medibank Private, Macquarie, Technology One, Whitehaven Coal.</li>
</ul>


We analyzed the changes in short interest of ASX Stocks as of Mar 27th (reported today). The aggregated short interest was USD36.5bn.
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 Suncorp, Medibank Private, Macquarie, Technology One, Whitehaven Coal.


ASX Short Interest Weekly (Mar 27th): Suncorp, Medibank Private, Macquarie, Technology One

Pan-Asia Catalysts/Events, Quiddity Advisors

David Blennerhassett

Pan-Asia Catalysts/Events

Quiddity Advisors

Event-Driven

<ul>
<li>Australia's ASIC releases the aggregated short position data four business days after the reporting day. Data in this insight is up to 23rd March, published ~9AM on the 27th March.</li>
<li>The largest industry net increase in the past week was into "Healthcare Distributors"; the largest industry net decrease was out of "Diversified Metals &amp; Mining". Net shorts declined A$2.3bn week-on-week.</li>
<li>Companies mentioned in this regular weekly report include: <a href="https://www.smartkarma.com/entities/pilbara-minerals-ltd" target="_blank" data-smartkarma-citation="entities:7460:1" rel="noopener">Pilbara Minerals (PLS AU)</a>, <a href="https://www.smartkarma.com/entities/sigma-healthcare-ltd" target="_blank" data-smartkarma-citation="entities:15966:1" rel="noopener">Sigma Healthcare (SIG AU)</a>, <a href="https://www.smartkarma.com/entities/yancoal-australia-ltd" target="_blank" data-smartkarma-citation="entities:4145:1" rel="noopener">Yancoal Australia (YAL AU)</a>, <a href="https://www.smartkarma.com/entities/lotus-resources-limited" target="_blank" data-smartkarma-citation="entities:13978:1" rel="noopener">Lotus Resources (LOT AU)</a>, and <a href="https://www.smartkarma.com/entities/treasury-wine-estates-ltd" target="_blank" data-smartkarma-citation="entities:710:1" rel="noopener">Treasury Wine Estates (TWE AU)</a>.</li>
</ul>


Australia's ASIC releases the aggregated short position data four business days after the reporting day. Data in this insight is up to 23rd March, published ~9AM on the 27th March.
The largest industry net increase in the past week was into "Healthcare Distributors"; the largest industry net decrease was out of "Diversified Metals &amp; Mining". Net shorts declined A$2.3bn week-on-week.
Companies mentioned in this regular weekly report include: Pilbara Minerals (PLS AU), Sigma Healthcare (SIG AU), Yancoal Australia (YAL AU), Lotus Resources (LOT AU), and Treasury Wine Estates (TWE AU).


Aussie Shorts (23rd Mar 2026): Pilbara Minerals, Sigma Healthcare, Yancoal, Treasury Wine Estates

<ul>
<li>We analyzed the changes in short interest of ASX Stocks as of Mar 20th (reported today). The aggregated short interest was USD36.7bn.</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 Evolution Mining, 4Dmedical Ltd, Sigma Pharmaceuticals, Insurance Australia, Coles.</li>
</ul>


We analyzed the changes in short interest of ASX Stocks as of Mar 20th (reported today). The aggregated short interest was USD36.7bn.
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 Evolution Mining, 4Dmedical Ltd, Sigma Pharmaceuticals, Insurance Australia, Coles.


ASX Short Interest Weekly (Mar 20th): Evolution Mining, 4Dmedical Ltd, Sigma Pharmaceuticals

Commonwealth Bank of Australia / Event-Driven

<ul>
<li>Australia's ASIC releases the aggregated short position data four business days after the reporting day. Data in this insight is up to 9nd March, published ~9AM on the 13th March.</li>
<li>The largest industry net increase in the past week was into "Diversified Banks"; the largest industry net decrease was out of "Diversified Metals/Mining". Net shorts decreased A$1.5bn WoW.</li>
<li>Companies mentioned in this regular weekly report include: <a href="https://www.smartkarma.com/entities/commonwealth-bank-of-australia" target="_blank" data-smartkarma-citation="entities:14:1" rel="noopener">Commonwealth Bank of Australia (CBA AU)</a>, <a href="https://www.smartkarma.com/entities/mcmillan-shakespeare-ltd" target="_blank" data-smartkarma-citation="entities:3023:1" rel="noopener">Mcmillan Shakespeare (MMS AU)</a>, <a href="https://www.smartkarma.com/entities/silex-systems-ltd" target="_blank" data-smartkarma-citation="entities:20181:1" rel="noopener">Silex Systems (SLX AU)</a>, <a href="https://www.smartkarma.com/entities/ramsay-health-care-ltd" target="_blank" data-smartkarma-citation="entities:673:1" rel="noopener">Ramsay Health (RHC AU)</a>, and <a href="https://www.smartkarma.com/entities/news-corp" target="_blank" data-smartkarma-citation="entities:26926:1" rel="noopener">News (NWS AU)</a>.</li>
</ul>


Australia's ASIC releases the aggregated short position data four business days after the reporting day. Data in this insight is up to 9nd March, published ~9AM on the 13th March.
The largest industry net increase in the past week was into "Diversified Banks"; the largest industry net decrease was out of "Diversified Metals/Mining". Net shorts decreased A$1.5bn WoW.
Companies mentioned in this regular weekly report include: Commonwealth Bank of Australia (CBA AU), Mcmillan Shakespeare (MMS AU), Silex Systems (SLX AU), Ramsay Health (RHC AU), and News (NWS AU).


Aussie Shorts (9th Mar 2026): CBA, Mcmillan Shakespeare, Silex Systems, Ramsay Health, News

<ul>
<li>You wouldn't short <a href="https://www.smartkarma.com/entities/rohm-co-ltd" target="_blank" data-smartkarma-citation="entities:2953:1" rel="noopener">ROHM Co Ltd (6963 JP)</a>. Look to add on a big dip.</li>
<li>
<a href="https://www.smartkarma.com/entities/enn-energy-holdings-ltd" target="_blank" data-smartkarma-citation="entities:316:1" rel="noopener">ENN Energy</a><a href="https://www.smartkarma.com/entities/enn-energy-holdings-ltd" target="_blank" data-smartkarma-citation="entities:316:1" rel="noopener"> (2688 HK)</a> remains a challenging situation. But arguably there is upside potential here; but it's not a high conviction trade.</li>
<li>Large treasury share cancellations in vogue from the likes of <a href="https://www.smartkarma.com/entities/samsung-electronics-co-ltd" target="_blank" data-smartkarma-citation="entities:191:1" rel="noopener">Samsung Electronics (005930 KS)</a>, <a href="https://www.smartkarma.com/entities/sk-holdings-co-ltd" target="_blank" data-smartkarma-citation="entities:393:1" rel="noopener">SK Inc (034730 KS)</a>, among a slew others.</li>
</ul>


You wouldn't short ROHM Co Ltd (6963 JP). Look to add on a big dip.

ENN Energy (2688 HK) remains a challenging situation. But arguably there is upside potential here; but it's not a high conviction trade.
Large treasury share cancellations in vogue from the likes of Samsung Electronics (005930 KS), SK Inc (034730 KS), among a slew others.


Last Week In Event SPACE: ROHM, ENN Energy, Samsung Electronics, SK Inc, JCNC/Astra

Australia

Boss Resources Limited operates as a mineral exploration company. The Company explores and develops uranium and base metal projects. Boss Resources serves customers in Namibia.

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Boss Energy (BOE AU)

ASX Short Interest Weekly (Mar 27th): Suncorp, Medibank Private, Macquarie, Technology One

We analyzed ASX short interest report for the past week and highlight short interest changes in Suncorp, Medibank Private, Macquarie, Technology...

Ke Yan, CFA, FRM

Aussie Shorts (23rd Mar 2026): Pilbara Minerals, Sigma Healthcare, Yancoal, Treasury Wine Estates

As at the 23rd March 2026, total shares short amounted to ~A$52.2bn down~A$2.3bn in the past week. The largest industry net increase in the past...

David Blennerhassett

ASX Short Interest Weekly (Mar 20th): Evolution Mining, 4Dmedical Ltd, Sigma Pharmaceuticals

We analyzed ASX short interest report for the past week and highlight short interest changes in Evolution Mining, 4Dmedical Ltd, Sigma...

Ke Yan, CFA, FRM

Aussie Shorts (9th Mar 2026): CBA, Mcmillan Shakespeare, Silex Systems, Ramsay Health, News

Companies mentioned in this regular weekly report include: Commonwealth Bank of Australia (CBA AU), Mcmillan Shakespeare (MMS AU), Silex Systems...

David Blennerhassett

Last Week In Event SPACE: ROHM, ENN Energy, Samsung Electronics, SK Inc, JCNC/Astra

It’s Sunday! Pour yourself a coffee, grab a comfortable seat, and sift through a brief summary of insights on various events discussed during the...

David Blennerhassett

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