Index Rebal Trades & Special Situations, Quiddity Advisors

Janaghan Jeyakumar, CFA

Index Rebal Trades & Special Situations

Quiddity Advisors

Pan-Asia Catalysts/Events

Index Rebalance

ANA Holdings Inc provides a variety of air transportation-related services. The Company offers scheduled & unscheduled air passenger services and air courier services. ANA sells aircraft parts and provides travel arrangement & reservation services as well.

<ul>
<li>JPX-Nikkei 400 is composed of common stocks listed on the Tokyo Stock Exchange. It is a free-float-adjusted capped index composed of 400 constituents.</li>
<li>The annual index review takes place in August every year. We look at the latest rankings of potential ADDs/DELs every month.</li>
<li>Below is a look at the rankings of potential ADDs/DELs for the JPX-Nikkei 400 August 2025 rebalance based on trading data as of end-June 2025.</li>
</ul>


JPX-Nikkei 400 is composed of common stocks listed on the Tokyo Stock Exchange. It is a free-float-adjusted capped index composed of 400 constituents.
The annual index review takes place in August every year. We look at the latest rankings of potential ADDs/DELs every month.
Below is a look at the rankings of potential ADDs/DELs for the JPX-Nikkei 400 August 2025 rebalance based on trading data as of end-June 2025.


Quiddity JPX-Nikkei 400 Rebal 2025: End-June 2025 Ranks (FINAL EXPECTATIONS)

BioPharma Credit PLC Fund / Index Rebalance

BioPharma Credit PLC operates as a closed-ended investment company. The Company provides debt capital for the life sciences industry, as well as focuses on the investments in debt assets secured by royalties and other cash flows derived from sales of approved life sciences products.

<ul>
<li>In this insight, we take a look at the potential index changes for F100 and F250 in the run-up to the September 2025 index rebal event.</li>
<li>We see three M&amp;A-related intra-review changes for the F250 index prior to the September 2025 review (one announced later today) and then two more shortly after the rebal event. </li>
<li>Our latest estimates suggest there could be one regular change for the F250 index during the September 2025 rebalance. We do not currently see any changes for the F100.</li>
</ul>


In this insight, we take a look at the potential index changes for F100 and F250 in the run-up to the September 2025 index rebal event.
We see three M&amp;A-related intra-review changes for the F250 index prior to the September 2025 review (one announced later today) and then two more shortly after the rebal event. 
Our latest estimates suggest there could be one regular change for the F250 index during the September 2025 rebalance. We do not currently see any changes for the F100.


Quiddity Leaderboard F100/F250 Sep25 Results: Methodology Change Could Result in a Surprise Addition

Tung Ho Steel Enterprise / Index Rebalance

Tung Ho Steel Enterprise Corporation manufactures and markets steel rods, H-shaped steel frames, steel plates, and reinforcements.

<ul>
<li>The T50 index represents the top 50 largest stocks by market capitalization in the Taiwan Stock Exchange (TWSE). The T100 index represents the next 100 largest names (51-150 ranks).</li>
<li>In this insight, we take a look at the potential ADDs and DELs for the September 2025 index rebal event.</li>
<li>Currently, we see no changes for T50 and one change for T100 in September.</li>
</ul>


The T50 index represents the top 50 largest stocks by market capitalization in the Taiwan Stock Exchange (TWSE). The T100 index represents the next 100 largest names (51-150 ranks).
In this insight, we take a look at the potential ADDs and DELs for the September 2025 index rebal event.
Currently, we see no changes for T50 and one change for T100 in September.


Quiddity Leaderboard T50/​​​100 Sep25: Shin Kong Replacement + One Dark Horse TDIV Potential DEL

Max Healthcare Institute / Index Rebalance

Max Healthcare Institute Limited operates a chain of hospitals. The Hospital offers urology, oncology, orthopaedics, eye care, dermatology, lung transplant, nutrition and dietetics, dental care, ganstroenterology, and rehabilitation services. Max Healthcare Institute serves patients in India.

<ul>
<li>NIFTY 50 represents the 50 largest stocks listed in the National Stock Exchange (NSE) of India and the NIFTY Next 50 index tracks the next 50 largest names.</li>
<li>In this insight, we take a look at the names leading the race to become ADDs/DELs for these indices during the September 2025 index rebal event.</li>
<li>We see two changes for NIFTY 50 and five changes for NIFTY 100 in the September 2025 rebal.</li>
</ul>


NIFTY 50 represents the 50 largest stocks listed in the National Stock Exchange (NSE) of India and the NIFTY Next 50 index tracks the next 50 largest names.
In this insight, we take a look at the names leading the race to become ADDs/DELs for these indices during the September 2025 index rebal event.
We see two changes for NIFTY 50 and five changes for NIFTY 100 in the September 2025 rebal.


Quiddity Leaderboard NIFTY Sep25: Multiple Changes to Expected ADDs/DELs; New Pair Trade Ideas

EBOS Group Limited supplies and distributes medical consumable products and equipment to the hospital and primary care sectors of the New Zealand and Australian healthcare markets. The Company's products include diagnostic instruments, surgical instruments and prosthesis, feminine protection, anesthetic equipment, and other consumer products.

<ul>
<li>Couple of days ago, I published my index change expectations for the ASX index family in the run up to the September 2025 index review (<a href="https://www.smartkarma.com/insights/quiddity-leaderboard-asx-sep25-spartan-ramelius-deal-consequences-many-high-impact-index-changes" target="_blank" rel="noopener">link</a>).</li>
<li>After market close yesterday, the index provider announced a market consultation on potential changes to the index methodology which could become effective during the September review if it gets approved.</li>
<li>This is a short insight with our revised ranks for the potential ADDs and DELs assuming the market consultation gets approved.
</li>
</ul>


Couple of days ago, I published my index change expectations for the ASX index family in the run up to the September 2025 index review (link).
After market close yesterday, the index provider announced a market consultation on potential changes to the index methodology which could become effective during the September review if it gets approved.
This is a short insight with our revised ranks for the potential ADDs and DELs assuming the market consultation gets approved.



Quiddity Leaderboard ASX Sep25: Update with New Important Market Consultation Implications

Equity Analyst with 10+ years experience in fundamental and event-driven research.

On Smartkarma, I mainly publish insights on index flow events. This includes predicting regular and intra-review index changes and formulating market-neutral trading strategies based on flow catalysts. I also cover special situations such as mergers & acquisitions, equity offerings, buybacks, and other corporate restructuring events.