Index Rebal/Special Situations, Quiddity Advisors

Janaghan Jeyakumar, CFA

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.

Index Rebal/Special Situations

Quiddity Leaderboard SE600 Mar26: CSG IPO Question; 8 ADDs/DELs As Things Stand

Quiddity JPX-Nikkei 400 Rebal 2026: End-Feb 2026 Ranks

[Japan Event] Rakuten (4755) Fintech Group Led By Rakuten Bank (5838) Gets Bigger and Keeps 20% ROE

Quiddity Leaderboard ASX Mar26: Many Names With Multiple Days to Trade

TOPIX Inclusions: Who Is Ready (Jan 2026)

Quiddity JPX-Nikkei 400 Rebal 2026: End-Dec 2025 Ranks

Quiddity Leaderboard CSI 300/​​500 Jun26: Mega Flows; Some Large Individual Flow Names Too

Quiddity Leaderboard ChiNext & ChiNext 50 Jun26: ~US$1.86bn Combined One-Way Flow; Ranks Can Change

Quiddity Advisors

Pan-Asia Catalysts/Events

Index Rebalance

Chugoku Electric Power Co / Index Rebalance

<ul>
<li>JPX-Nikkei 400 is composed of common stocks listed on the Tokyo Stock Exchange. It is a free-float-adjusted market-value-weighted (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 potential Inclusions and Removals for the JPX-Nikkei 400 Rebalance to come in August 2026 based on trading data as of end-January 2026.</li>
</ul>


JPX-Nikkei 400 is composed of common stocks listed on the Tokyo Stock Exchange. It is a free-float-adjusted market-value-weighted (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 potential Inclusions and Removals for the JPX-Nikkei 400 Rebalance to come in August 2026 based on trading data as of end-January 2026.


Quiddity JPX-Nikkei 400 Rebal 2026: End-Jan 2026 Ranks