Pan-Asia Catalysts/Events, Quiddity Advisors

David Blennerhassett

Pan-Asia Catalysts/Events

Quiddity Advisors

Event-Driven

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 14th September, published on the 18th September.</li>
<li>The largest industry net increase in the past week was A$0.2bn into "Banks"; the largest industry net decrease was A$1bn out of "Diversified Metals". Net shorts decreased A$1.6bn week-on-week.</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">CBA (CBA AU)</a>, <a href="https://www.smartkarma.com/entities/northern-star-resources-ltd" target="_blank" data-smartkarma-citation="entities:4243:1" rel="noopener">Northern Star Resources (NST AU)</a>, <a href="https://www.smartkarma.com/entities/westpac-banking-corp" target="_blank" data-smartkarma-citation="entities:444:1" rel="noopener">Westpac (WBC AU)</a>, <a href="https://www.smartkarma.com/entities/anz-group-holdings-ltd" target="_blank" data-smartkarma-citation="entities:40898:1" rel="noopener">ANZ (ANZ AU)</a>, <a href="https://www.smartkarma.com/entities/suncorp-group-ltd" target="_blank" data-smartkarma-citation="entities:4218:1" rel="noopener">Suncorp (SUN AU)</a>, and <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>.</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 14th September, published on the 18th September.
The largest industry net increase in the past week was A$0.2bn into "Banks"; the largest industry net decrease was A$1bn out of "Diversified Metals". Net shorts decreased A$1.6bn week-on-week.
Companies mentioned in this regular weekly report include: CBA (CBA AU), Northern Star Resources (NST AU), Westpac (WBC AU), ANZ (ANZ AU), Suncorp (SUN AU), and Sigma Healthcare (SIG AU).


Aussie Shorts [14 Sep 2026]: CBA, Northern Star Resources, Westpac, ANZ, Suncorp, Sigma Healthcare

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 Sep 11th (reported today). The aggregated short interest was USD49.8bn.</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 Light &amp; Wonder, Northern Star Resources, Predictive Discovery, Nextdc, Sigma Pharmaceuticals.</li>
</ul>


We analyzed the changes in short interest of ASX Stocks as of Sep 11th (reported today). The aggregated short interest was USD49.8bn.
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 Light &amp; Wonder, Northern Star Resources, Predictive Discovery, Nextdc, Sigma Pharmaceuticals.


ASX Short Interest Weekly (Sep 11th): Light & Wonder, Northern Star Resources, Predictive Discovery

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

<ul>
<li>There could be 2 changes for the ASX50, 1 for the ASX100, 6 for the S&amp;P/ASX 200 and 16 adds/11 deletes for the ASX300 in September.</li>
<li>Passive trackers will need to trade a lot of stock in the forecast changes, with the impact being especially large for the changes to the ASX200 and ASX300 indices.</li>
<li>The forecast adds have outperformed the forecast deletes over the last few months, but outperformance has reduced for the ASX50/ASX200 indices and has increased for the ASX100/ASX300 indices.</li>
</ul>


There could be 2 changes for the ASX50, 1 for the ASX100, 6 for the S&amp;P/ASX 200 and 16 adds/11 deletes for the ASX300 in September.
Passive trackers will need to trade a lot of stock in the forecast changes, with the impact being especially large for the changes to the ASX200 and ASX300 indices.
The forecast adds have outperformed the forecast deletes over the last few months, but outperformance has reduced for the ASX50/ASX200 indices and has increased for the ASX100/ASX300 indices.


S&P/​​​​​​​​​ASX Index Rebalance Preview (Sep 26): Plenty of Change with Big Flow & Impact

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.

<ul>
<li>We analyzed the changes in short interest of ASX Stocks as of Jul 10th (reported today). The aggregated short interest was USD45.4bn.</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 ANZ, Atlas Arteria, Megaport, Whitehaven Coal, Fortescue.</li>
</ul>


We analyzed the changes in short interest of ASX Stocks as of Jul 10th (reported today). The aggregated short interest was USD45.4bn.
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 ANZ, Atlas Arteria, Megaport, Whitehaven Coal, Fortescue.


ASX Short Interest Weekly (Jul 10th): ANZ, Atlas Arteria, Megaport, Whitehaven Coal, Fortescue

<ul>
<li>We analyzed the changes in short interest of ASX Stocks as of Nov 7th (reported today). The aggregated short interest was USD26.6bn.</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 James Hardie Industries, Resmed Inc DRC, Charter Hall, Steadfast, Dexus Property.</li>
</ul>


We analyzed the changes in short interest of ASX Stocks as of Nov 7th (reported today). The aggregated short interest was USD26.6bn.
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 James Hardie Industries, Resmed Inc DRC, Charter Hall, Steadfast, Dexus Property.


ASX Short Interest Weekly (Nov 7th): James Hardie Industries, Resmed Inc DRC, Charter Hall

Australia

Jumbo Interactive Limited develops e-commerce and online retailing technologies. The Company also operates a web site that offers Australian lottery tickets for purchase online as well as distributes a wide range of software products.

Price Gauge
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Jumbo Interactive (JIN AU)

Aussie Shorts [14 Sep 2026]: CBA, Northern Star Resources, Westpac, ANZ, Suncorp, Sigma Healthcare

The largest industry net increase in the past week was A$0.2bn into "Banks"; the largest industry net decrease was A$1bn out of "Diversified...

David Blennerhassett

ASX Short Interest Weekly (Sep 11th): Light & Wonder, Northern Star Resources, Predictive Discovery

We analyzed ASX short interest report for the past week and highlight short interest changes in Light & Wonder, Northern Star Resources, Predictive...

Ke Yan, CFA, FRM

S&P/ASX Index Rebalance Preview (Sep 26): Plenty of Change with Big Flow & Impact

There could be 45 changes across the ASX family of indices in Sept. Passive trackers need to trade a lot of stock in many names. Short interest is...

Brian Freitas

ASX Short Interest Weekly (Jul 10th): ANZ, Atlas Arteria, Megaport, Whitehaven Coal, Fortescue

We analyzed ASX short interest report for the past week and highlight short interest changes in ANZ, Atlas Arteria, Megaport, Whitehaven Coal,...

Ke Yan, CFA, FRM

ASX Short Interest Weekly (Nov 7th): James Hardie Industries, Resmed Inc DRC, Charter Hall

We analyzed ASX short interest report for the past week and highlight short interest changes in James Hardie Industries, Resmed Inc DRC, Charter...

Ke Yan, CFA, FRM

Price Gauge

52-week Range

Market Cap (USDm)

P/E

Dividend (Yield)

Aussie Shorts [14 Sep 2026]: CBA, Northern Star Resources, Westpac, ANZ, Suncorp, Sigma Healthcare

The largest industry net increase in the past week was A$0.2bn into "Banks"; the largest industry net decrease was A$1bn out of "Diversified...

David Blennerhassett

ASX Short Interest Weekly (Sep 11th): Light & Wonder, Northern Star Resources, Predictive Discovery

We analyzed ASX short interest report for the past week and highlight short interest changes in Light & Wonder, Northern Star Resources, Predictive...

Ke Yan, CFA, FRM

S&P/​​​​​​​​​ASX Index Rebalance Preview (Sep 26): Plenty of Change with Big Flow & Impact

There could be 45 changes across the ASX family of indices in Sept. Passive trackers need to trade a lot of stock in many names. Short interest is...

Brian Freitas

ASX Short Interest Weekly (Jul 10th): ANZ, Atlas Arteria, Megaport, Whitehaven Coal, Fortescue

We analyzed ASX short interest report for the past week and highlight short interest changes in ANZ, Atlas Arteria, Megaport, Whitehaven Coal,...

Ke Yan, CFA, FRM

ASX Short Interest Weekly (Nov 7th): James Hardie Industries, Resmed Inc DRC, Charter Hall

We analyzed ASX short interest report for the past week and highlight short interest changes in James Hardie Industries, Resmed Inc DRC, Charter...

Ke Yan, CFA, FRM

S&P/ASX Index Rebalance Preview (Sep 26): Plenty of Change with Big Flow & Impact