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

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.

Index Rebalance

<ul>
<li>CSI announced 19 ADDs and 19 DELETEs effective 15 Jun 2026, the largest cycle in our four-cycle reference set.</li>
<li>We reviewed rebalance stocks against four prior CSI 300 cycles and the completed pre-announcement setup.</li>
<li>The prior forecast captured the four strongest ADDs and six of the seven weakest DELETEs, with misses mainly in buffer-zone ADDs and retained-risk DELETEs.</li>
</ul>


CSI announced 19 ADDs and 19 DELETEs effective 15 Jun 2026, the largest cycle in our four-cycle reference set.
We reviewed rebalance stocks against four prior CSI 300 cycles and the completed pre-announcement setup.
The prior forecast captured the four strongest ADDs and six of the seven weakest DELETEs, with misses mainly in buffer-zone ADDs and retained-risk DELETEs.


CSI 300 June 2026 Rebalance: Post-Announcement Positioning

Quantitative Analysis

<ul>
<li>We analyzed the changes in margin trading positions of A-share stocks as of May 22nd. The aggregated net margin trading position is USD389,895m.</li>
<li>We tabulate league tables for top/bottom net long/short of margin trading by value, net margin buy as multiple of ADT.</li>
<li>We highlight net margin buy/sell changes in JIANGSU XINQUAN AUTOMOTIVE TRIM, LENS TECHNOLOGY, BOE, YUANJIE SEMI, ZHONGJI INNOLIGHT.</li>
</ul>


We analyzed the changes in margin trading positions of A-share stocks as of May 22nd. The aggregated net margin trading position is USD389,895m.
We tabulate league tables for top/bottom net long/short of margin trading by value, net margin buy as multiple of ADT.
We highlight net margin buy/sell changes in JIANGSU XINQUAN AUTOMOTIVE TRIM, LENS TECHNOLOGY, BOE, YUANJIE SEMI, ZHONGJI INNOLIGHT.


A-Share Margin Trading Weekly (May 22nd): JIANGSU XINQUAN AUTOMOTIVE TRIM, LENS TECHNOLOGY, BOE

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

Event-Driven

<ul>
<li>
<a href="https://www.smartkarma.com/entities/montage-technology-co-ltd" target="_blank" data-smartkarma-citation="entities:28236:1" rel="noopener">Montage Technology (688008 CH)</a> could raise up to HK$8.1bn (US$1.04bn) in its <a href="https://www.smartkarma.com/entities/montage-technology-co-ltd-c827a672-7027-4114-b744-0fc66a5d1d98" target="_blank" data-smartkarma-citation="entities:46333:1" rel="noopener">Montage Technology (6809 HK)</a> listing if the Overallotment Option is exercised.</li>
<li>Nearly half the base offering is allocated to cornerstone investors; those shares are locked up for 6 months. That eliminates the already small possibility of early inclusion to global indexes.</li>
<li>
<a href="https://www.smartkarma.com/entities/montage-technology-co-ltd-c827a672-7027-4114-b744-0fc66a5d1d98" target="_blank" data-smartkarma-citation="entities:46333:1" rel="noopener">Montage Technology (6809 HK)</a> should be added to Southbound Stock Connect from the open of trading on 9 March following the end of the Price Stabilisation period.</li>
</ul>



Montage Technology (688008 CH) could raise up to HK$8.1bn (US$1.04bn) in its Montage Technology (6809 HK) listing if the Overallotment Option is exercised.
Nearly half the base offering is allocated to cornerstone investors; those shares are locked up for 6 months. That eliminates the already small possibility of early inclusion to global indexes.

Montage Technology (6809 HK) should be added to Southbound Stock Connect from the open of trading on 9 March following the end of the Price Stabilisation period.


Montage Technology (6809 HK): US$1bn Offering at a Near 50% Discount to A-Shares

China

Shenzhen Longsys Electronics Co., Ltd. manufactures and distributes digital storage products. The Company produces embedded storage products, portable storage devices, wireless storage devices, and other products. Shenzhen Longsys Electronics markets its products throughout China.

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Shenzhen Longsys Electronics (301308 CH)

CSI 300 June 2026 Rebalance: Post-Announcement Positioning

CSI 300 June 2026 post-announcement trading is live. ADD strength is concentrated in a few forecast names. The opening gap should set chase and...

Ke Yan, CFA, FRM

Montage Technology (6809 HK): US$1bn Offering at a Near 50% Discount to A-Shares

Montage Tech could raise US$1.03bn in its H-share offering at a 47.7% discount to the A-shares. Stock Connect inclusion in March, HSCI inclusion in...

Brian Freitas

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52-week Range

Market Cap (USDm)

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CSI 300 June 2026 Rebalance: Post-Announcement Positioning

CSI 300 June 2026 post-announcement trading is live. ADD strength is concentrated in a few forecast names. The opening gap should set chase and...

Ke Yan, CFA, FRM

A-Share Margin Trading Weekly (May 22nd): JIANGSU XINQUAN AUTOMOTIVE TRIM, LENS TECHNOLOGY, BOE

We analyzed A-share margin trading positions report for the past week and highlighted JIANGSU XINQUAN AUTOMOTIVE TRIM, LENS TECHNOLOGY, BOE,...

Ke Yan, CFA, FRM

Montage Technology (6809 HK): US$1bn Offering at a Near 50% Discount to A-Shares

Montage Tech could raise US$1.03bn in its H-share offering at a 47.7% discount to the A-shares. Stock Connect inclusion in March, HSCI inclusion in...

Brian Freitas