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 ASX Stocks as of Aug 7th (reported today). The aggregated short interest was USD49.9bn.</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 Northern Star Resources, Qantas Airways, Santos, CSL, Qbe Insurance.</li>
</ul>


We analyzed the changes in short interest of ASX Stocks as of Aug 7th (reported today). The aggregated short interest was USD49.9bn.
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 Northern Star Resources, Qantas Airways, Santos, CSL, Qbe Insurance.


ASX Short Interest Weekly (Aug 7th): Northern Star Resources, Qantas Airways, Santos, CSL

Derivatives and Quantitative Strategist

Gaudenz Schneider

Event-Driven

Commonwealth Bank of Australia / Event-Driven

<ul>
<li>
<a href="https://www.smartkarma.com/entities/commonwealth-bank-of-australia" target="_blank" data-smartkarma-citation="entities:14:1" rel="noopener">CommBank (CBA AU)</a> will announce FY2026 results on 12 August, with options expiring the following day providing direct exposure to the earnings event.</li>
<li>Options pricing implies a reporting-day move above the historical median, while the 11 August RBA decision adds to short-term volatility risk.</li>
<li>Gain insight into CBA’s reporting-day price history, option-implied move, Big Four peer volatility setup, dividend expectations, and index implications ahead of results.</li>
</ul>



CommBank (CBA AU) will announce FY2026 results on 12 August, with options expiring the following day providing direct exposure to the earnings event.
Options pricing implies a reporting-day move above the historical median, while the 11 August RBA decision adds to short-term volatility risk.
Gain insight into CBA’s reporting-day price history, option-implied move, Big Four peer volatility setup, dividend expectations, and index implications ahead of results.


CommBank (CBA AU): Expected Move on FY2026 Results and Option Insights

Pan-Asia Catalysts/Events, Quiddity Advisors

David Blennerhassett

Pan-Asia Catalysts/Events

Quiddity Advisors

<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 3rd August, published on the 7th August.
</li>
<li>The largest industry net increase in the past week was A$0.1bn into "Metals"; the largest industry net decrease was A$0.1bn out of "Food Retail". Net shorts increased A$0.6bn week-on-week.
</li>
<li>Companies mentioned in this regular weekly report include: <a href="https://www.smartkarma.com/entities/rio-tinto-ltd" target="_blank" data-smartkarma-citation="entities:13:1" rel="noopener">Rio Tinto Ltd (RIO AU)</a>, <a href="https://www.smartkarma.com/entities/wisetech-global-ltd" target="_blank" data-smartkarma-citation="entities:22669:1" rel="noopener">Wisetech Global (WTC AU)</a>, <a href="https://www.smartkarma.com/entities/ampol-ltd" target="_blank" data-smartkarma-citation="entities:345:1" rel="noopener">Ampol (ALD AU)</a>, <a href="https://www.smartkarma.com/entities/droneshield-ltd" target="_blank" data-smartkarma-citation="entities:30509:1" rel="noopener">DroneShield Ltd (DRO AU)</a>, and <a href="https://www.smartkarma.com/entities/develop-global-ltd" target="_blank" data-smartkarma-citation="entities:19413:1" rel="noopener">Develop Global (DVP 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 3rd August, published on the 7th August.

The largest industry net increase in the past week was A$0.1bn into "Metals"; the largest industry net decrease was A$0.1bn out of "Food Retail". Net shorts increased A$0.6bn week-on-week.

Companies mentioned in this regular weekly report include: Rio Tinto Ltd (RIO AU), Wisetech Global (WTC AU), Ampol (ALD AU), DroneShield Ltd (DRO AU), and Develop Global (DVP AU).


Aussie Shorts [3 Aug 2026]: Rio Tinto, Wisetech Global, Ampol, DroneShield, Develop Global

<ul>
<li>We analyzed the changes in short interest of ASX Stocks as of Jul 31st (reported today). The aggregated short interest was USD46.9bn.</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 Ampol, Origin Energy, Stockland, Dexus Property, Transurban.</li>
</ul>


We analyzed the changes in short interest of ASX Stocks as of Jul 31st (reported today). The aggregated short interest was USD46.9bn.
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 Ampol, Origin Energy, Stockland, Dexus Property, Transurban.


ASX Short Interest Weekly (Jul 31st): Ampol, Origin Energy, Stockland, Dexus Property, Transurban

<ul>
<li>Bain+LY have come over the top of EQT+DG for <a href="https://www.smartkarma.com/entities/kakaku-com-inc" target="_blank" data-smartkarma-citation="entities:7408:1" rel="noopener">Kakaku.com (2371 JP)</a>. We may get another 5% out of this, but we're closer to the end than the beginning.</li>
<li>
<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> has knock <a href="https://www.smartkarma.com/entities/rio-tinto-ltd" target="_blank" data-smartkarma-citation="entities:13:1" rel="noopener">Rio Tinto Ltd (RIO AU)</a> off its perch as the most shorted Aussie stock by $ value.</li>
<li>Murakami Group has, indeed, increased its stake in <a href="https://www.smartkarma.com/entities/yamada-holdings-co-ltd" target="_blank" data-smartkarma-citation="entities:641:1" rel="noopener">Yamada Holdings (9831 JP)</a>. They are now at 6.26%. They are not in it because Yamada is fairly-priced vs <a href="https://www.smartkarma.com/entities/edion-corp" target="_blank" data-smartkarma-citation="entities:14358:1" rel="noopener">Edion (2730 JP)</a>.</li>
</ul>


Bain+LY have come over the top of EQT+DG for Kakaku.com (2371 JP). We may get another 5% out of this, but we're closer to the end than the beginning.

Commonwealth Bank of Australia (CBA AU) has knock Rio Tinto Ltd (RIO AU) off its perch as the most shorted Aussie stock by $ value.
Murakami Group has, indeed, increased its stake in Yamada Holdings (9831 JP). They are now at 6.26%. They are not in it because Yamada is fairly-priced vs Edion (2730 JP).


Last Week In Event SPACE: Kakaku.com, Aussie Banks, Yamada, Muyuan Foods, IAG/Suncorp

Australia

National Australia Bank Limited is an international banking group which operates in Australia, New Zealand, Europe, Asia and the United States.  The Group offers banking services, credit and access card facilities, leasing, housing and general finance, international and investment banking, wealth and funds management, life insurance and custodian, trustee and nominee services.

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National Australia Bank (NAB AU)

ASX Short Interest Weekly (Aug 7th): Northern Star Resources, Qantas Airways, Santos, CSL

We analyzed ASX short interest report for the past week and highlight short interest changes in Northern Star Resources, Qantas Airways, Santos,...

Ke Yan, CFA, FRM

CommBank (CBA AU): Expected Move on FY2026 Results and Option Insights

Options pricing suggests an above-median move on 12 August, while the RBA decision adds volatility risk. Gain insight into CBA’s reporting-day...

Gaudenz Schneider

Aussie Shorts [3 Aug 2026]: Rio Tinto, Wisetech Global, Ampol, DroneShield, Develop Global

The largest industry net increase in the past week was A$0.1bn into "Metals"; the largest industry net decrease was A$0.1bn out of "Food Retail"....

David Blennerhassett

ASX Short Interest Weekly (Jul 31st): Ampol, Origin Energy, Stockland, Dexus Property, Transurban

We analyzed ASX short interest report for the past week and highlight short interest changes in Ampol, Origin Energy, Stockland, Dexus Property,...

Ke Yan, CFA, FRM

Last Week In Event SPACE: Kakaku.com, Aussie Banks, Yamada, Muyuan Foods, IAG/Suncorp

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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