Index Rebal/Special Situations, Quiddity Advisors

Janaghan Jeyakumar, CFA

Index Rebal/Special Situations

Quiddity Advisors

Pan-Asia Catalysts/Events

Index Rebalance

<ul>
<li>CSI 1000 represents the next 1000 largest stocks by market cap and liquidity from the Shanghai and Shenzhen Exchanges after CSI 800.</li>
<li>Currently, we see 100 ADDs/DELs for the CSI 1000 index for the semiannual index rebal event in June 2026.</li>
<li>With approximately 98% of the reference period covered, ADDs and DELs are now broadly stable.</li>
</ul>


CSI 1000 represents the next 1000 largest stocks by market cap and liquidity from the Shanghai and Shenzhen Exchanges after CSI 800.
Currently, we see 100 ADDs/DELs for the CSI 1000 index for the semiannual index rebal event in June 2026.
With approximately 98% of the reference period covered, ADDs and DELs are now broadly stable.


Quiddity Leaderboard CSI 1000 Jun26: Strong Outperformance of Net Inflows Vs Net Outflows

Asia Pac ECM and Index Rebal, DZT 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 analysed the earning revision of component stocks of STAR50 in the past month.</li>
<li>We tabulated stocks with the top impact on index's EPS, stocks' EPS revision, and revenue revision.</li>
<li>We highlighted EPS revision on Xinjiang Daqo, TIANNENG BATTERY, Biwin Storage, TRANSSION, CSI SOLAR, CAMBRICON, UNITED NOVA TECHNOLOGY.</li>
</ul>


We analysed the earning revision of component stocks of STAR50 in the past month.
We tabulated stocks with the top impact on index's EPS, stocks' EPS revision, and revenue revision.
We highlighted EPS revision on Xinjiang Daqo, TIANNENG BATTERY, Biwin Storage, TRANSSION, CSI SOLAR, CAMBRICON, UNITED NOVA TECHNOLOGY.


STAR50 Index Earning Revision (Mar): Xinjiang Daqo, TIANNENG BATTERY, Biwin Storage, TRANSSION

Event-Driven

<ul>
<li>This note examines the price behaviour of stocks added to and deleted from the STAR50 Index across seven rebalance events (June 2024 through March 2026).</li>
<li>We test whether market participants systematically front-run index changes during the announcement-to-implementation window, and whether that front-running creates predictable post-implementation reversals.</li>
<li>The analysis uses free-float shares as a percentage of average daily volume (FF/ADV) as the primary proxy for expected flow impact.</li>
</ul>


This note examines the price behaviour of stocks added to and deleted from the STAR50 Index across seven rebalance events (June 2024 through March 2026).
We test whether market participants systematically front-run index changes during the announcement-to-implementation window, and whether that front-running creates predictable post-implementation reversals.
The analysis uses free-float shares as a percentage of average daily volume (FF/ADV) as the primary proxy for expected flow impact.


STAR50 Index Rebalance (Quantitative Event Study): Historical Patterns & Current Event Analysis

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

Cambricon Technologies  Lt / Index Rebalance

<ul>
<li>There are 3 constituent changes for the <a href="https://www.smartkarma.com/entities/sse-science-and-technology-innovation-board-50-index" target="_blank" data-smartkarma-citation="entities:29279:1" rel="noopener">SSE STAR50 (STAR50 INDEX)</a>, 10 changes for the STAR100 Index and 2 changes for the STAR Chip Index at the March rebalance.</li>
<li>We estimate one-way turnover of 9% for the <a href="https://www.smartkarma.com/entities/sse-science-and-technology-innovation-board-50-index" target="_blank" data-smartkarma-citation="entities:29279:1" rel="noopener">STAR50 INDEX</a> resulting in a round-trip trade of CNY 27.6bn (US$4bn). One-way turnover for the STAR100 Index is 9.2%.</li>
<li>With the National Team redeeming ETFs, the adds have outperformed the deletes for all the indices and that could continue ahead of implementation of the changes.</li>
</ul>


There are 3 constituent changes for the SSE STAR50 (STAR50 INDEX), 10 changes for the STAR100 Index and 2 changes for the STAR Chip Index at the March rebalance.
We estimate one-way turnover of 9% for the STAR50 INDEX resulting in a round-trip trade of CNY 27.6bn (US$4bn). One-way turnover for the STAR100 Index is 9.2%.
With the National Team redeeming ETFs, the adds have outperformed the deletes for all the indices and that could continue ahead of implementation of the changes.


STAR50/STAR100/STAR Chip Index Rebalance: Adds Outperform Deletes as Trade Nears US$6bn

Moore Threads Technology / Index Rebalance

<ul>
<li>The STAR 50 index is a tech-focused, blue-chip index in China which tracks the top 50 largest and most liquid names in the STAR market of the Shanghai Stock Exchange.</li>
<li>The STAR 100 index tracks the next 100 names (51st-150th ranks) and it represents the mid-cap segment of the STAR market.</li>
<li>In this insight, we have presented our final expectations for ADDs and DELs for the upcoming March 2026 index rebal event.</li>
</ul>


The STAR 50 index is a tech-focused, blue-chip index in China which tracks the top 50 largest and most liquid names in the STAR market of the Shanghai Stock Exchange.
The STAR 100 index tracks the next 100 names (51st-150th ranks) and it represents the mid-cap segment of the STAR market.
In this insight, we have presented our final expectations for ADDs and DELs for the upcoming March 2026 index rebal event.


Quiddity Leaderboard STAR 50/100 Mar26: Final Expectations; ~US$3.8bn Total One-Way

China

QuantumCTek Co., Ltd. produces and sells quantum information products. The Company develops and sells quantum key distribution products, quantum key management products, quantum secure communication networking products, and other products. QuantumCTek also provides quantum secure solution services.

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QuantumCTek (688027 CH)

Quiddity Leaderboard CSI 1000 Jun26: Strong Outperformance of Net Inflows Vs Net Outflows

On aggregate, the 100 CSI 1000 Expected ADDs and DELs could see ~US$1.49bn index buying and ~US$1.5bn index selling related to the CSI 1000 index.

Janaghan Jeyakumar, CFA

STAR50 Index Earning Revision (Mar): Xinjiang Daqo, TIANNENG BATTERY, Biwin Storage, TRANSSION

We analyzed STAR50's consensus for Mar 2026 and highlighted changes of EPS in Xinjiang Daqo, TIANNENG BATTERY, Biwin Storage, TRANSSION, CSI SOLAR,...

Ke Yan, CFA, FRM

STAR50 Index Rebalance (Quantitative Event Study): Historical Patterns & Current Event Analysis

STAR50 Mar-2026 rebalance: event study across 7 rebalances reveals front-running begins earlier than commonly assumed. Current cycle shows notable...

Ke Yan, CFA, FRM

STAR50/STAR100/STAR Chip Index Rebalance: Adds Outperform Deletes as Trade Nears US$6bn

There are 3 changes for the STAR50, 10 changes for the STAR100, 2 changes for the STAR Chip in March. The adds have outperformed the deletes across...

Brian Freitas

Quiddity Leaderboard STAR 50/100 Mar26: Final Expectations; ~US$3.8bn Total One-Way

We estimate the one-way flow for STAR 50 to be roughly US$3.2bn in March 2026. Multiple names have more than US$200mn of index buying/selling. Some...

Janaghan Jeyakumar, CFA

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