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>After years of being on the watchlist, Vietnam will be added to a global index in September 2026 as long as progress is made on one key issue.</li>
<li>The final decision will be made in March 2026, and the implementation of the inclusion will take place in phases.</li>
<li>We currently see 21 stocks meeting the inclusion criteria. There are others that are close to the inclusion thresholds, and the list will change over the next few months.</li>
</ul>


After years of being on the watchlist, Vietnam will be added to a global index in September 2026 as long as progress is made on one key issue.
The final decision will be made in March 2026, and the implementation of the inclusion will take place in phases.
We currently see 21 stocks meeting the inclusion criteria. There are others that are close to the inclusion thresholds, and the list will change over the next few months.


Vietnam: Global Index Inclusion & Passive Flows

Managing Director, Leaf & Ledger Limited

Evan Campbell, CFA

Managing Director

Leaf & Ledger Limited

Formed in 2024, Leaf & Ledger is a European advisory and research firm serving institutional investors and managers. We focus on real assets and private markets, with public-market read-throughs where material. Our work emphasises valuation signals, market structure, and execution topics that translate technical assessment into underwriting and strategy.

Insight That Moves Capital

Cross Asset Strategy

<ul>
<li>
 Release sparks sell-off: Vietnam’s government inspectorate released findings October 17th. Despite widespread anticipation of the findings, Vietnamese equities were down sharply following the release.</li>
<li>
 Fault lines and risk nodes: 5 listed banks, Masan entities, T&amp;T Group, project vehicles, and Novaland affiliates. Issues include disclosure failures, off-plan proceeds use, arrears, and single-buyer concentrations.</li>
<li>
 Signal and policy path: Expect a stricter rulebook and more active supervision. The core system remains intact, but governance discounts rise, and issuance windows narrow as controls are rebuilt.</li>
</ul>



 Release sparks sell-off: Vietnam’s government inspectorate released findings October 17th. Despite widespread anticipation of the findings, Vietnamese equities were down sharply following the release.

 Fault lines and risk nodes: 5 listed banks, Masan entities, T&amp;T Group, project vehicles, and Novaland affiliates. Issues include disclosure failures, off-plan proceeds use, arrears, and single-buyer concentrations.

 Signal and policy path: Expect a stricter rulebook and more active supervision. The core system remains intact, but governance discounts rise, and issuance windows narrow as controls are rebuilt.


Vietnam Equities: GI Bond Probe Triggers 8% Index Slide

<ul>
<li>
<a href="https://www.smartkarma.com/entities/fpt-corp" target="_blank" data-smartkarma-citation="entities:4290:1" rel="noopener">FPT Corp,</a><a href="https://www.smartkarma.com/entities/vietnam-airlines-jsc" target="_blank" data-smartkarma-citation="entities:24134:1" rel="noopener">Vietnam Airlines Jsc</a>, <a href="https://www.smartkarma.com/entities/saigon-thuong-tin-commercial-joint-stock-bank-sacombank" target="_blank" data-smartkarma-citation="entities:650:1" rel="noopener">Sacombank</a> and Gelex Electricity Jsc will be added to the MarketVector Vietnam Local Index at the close on 19 September.</li>
<li>Estimated one-way turnover is 9.5% and that results in a round-trip trade of US$112m. There are a couple of stocks with more than 1x ADV to buy from passives.</li>
<li>The largest passive inflow will be in <a href="https://www.smartkarma.com/entities/masan-group-corp" target="_blank" data-smartkarma-citation="entities:23075:1" rel="noopener">Masan Group (MSN VN)</a> following a large increase in the free float for the stock.</li>
</ul>



FPT Corp,Vietnam Airlines Jsc, Sacombank and Gelex Electricity Jsc will be added to the MarketVector Vietnam Local Index at the close on 19 September.
Estimated one-way turnover is 9.5% and that results in a round-trip trade of US$112m. There are a couple of stocks with more than 1x ADV to buy from passives.
The largest passive inflow will be in Masan Group (MSN VN) following a large increase in the free float for the stock.


MarketVector Vietnam Local Index Rebalance: 4 Adds; 9.5% Turnover; US$112m Trade

<ul>
<li>
<a href="https://www.smartkarma.com/entities/baf-vietnam-agriculture-joint-stock-company" target="_blank" data-smartkarma-citation="entities:45291" rel="noopener">BAF Vietnam Agriculture (BAF VN)</a> will be added to the MarketVector Vietnam Local Index at the close on 20 June.</li>
<li>Estimated one-way turnover is 9% and that results in a round-trip trade of US$74m. There are 5 stocks with more than 1x ADV to trade from passives.</li>
<li>
<a href="https://www.smartkarma.com/entities/vingroup-jsc" target="_blank" data-smartkarma-citation="entities:13213:1" rel="noopener">Vingroup Jsc (VIC VN)</a> and <a href="https://www.smartkarma.com/entities/vinhomes-jsc" target="_blank" data-smartkarma-citation="entities:27079:1" rel="noopener">Vinhomes (VHM VN)</a> stock prices have soared over the last few months and capping results in selling at this rebalance.</li>
</ul>



BAF Vietnam Agriculture (BAF VN) will be added to the MarketVector Vietnam Local Index at the close on 20 June.
Estimated one-way turnover is 9% and that results in a round-trip trade of US$74m. There are 5 stocks with more than 1x ADV to trade from passives.

Vingroup Jsc (VIC VN) and Vinhomes (VHM VN) stock prices have soared over the last few months and capping results in selling at this rebalance.


MarketVector Vietnam Local Index Rebalance: One Add, Capping & Float Changes

<ul>
<li>
<a href="https://www.smartkarma.com/entities/saigon-thuong-tin-commercial" target="_blank" data-smartkarma-citation="entities:650:1" rel="noopener">Saigon Thuong Tin Commercial (STB VN)</a> will be deleted from the MVIS Vietnam Index at the close of trading on 17 March.</li>
<li>One-Way turnover is 4.2% and the one-way trade is US$21m. There are two stocks where passive trackers need to buy over 1 day of ADV.</li>
<li>There have been big inflows to the <a href="https://www.smartkarma.com/entities/market-vectors-vietnam-etf" target="_blank" data-smartkarma-citation="entities:648:1" rel="noopener">Market Vectors Vietnam ETF (VNM US)</a> over the last three months as the index has traded near its lows.</li>
</ul>



Saigon Thuong Tin Commercial (STB VN) will be deleted from the MVIS Vietnam Index at the close of trading on 17 March.
One-Way turnover is 4.2% and the one-way trade is US$21m. There are two stocks where passive trackers need to buy over 1 day of ADV.
There have been big inflows to the Market Vectors Vietnam ETF (VNM US) over the last three months as the index has traded near its lows.


MVIS Vietnam Index Rebalance: One Deletion; Float & Capping Changes

Vietnam

Masan Group Corp. is a diversified private sector group. The Company's principal lines of business include food and beverage, consumer-agri, financial services and natural resources.

Price Gauge
52-week Range	0.00 - 0.00
Market Cap (USDm)	0.00
P/E	0.00
Dividend (Yield)	0.00

Masan Group (MSN VN)

Vietnam: Global Index Inclusion & Passive Flows

Vietnam could be added to a global index in Sep 2026. The final decision will be made in March. We see 21 stocks currently meeting index inclusion...

Brian Freitas

Vietnam Equities: GI Bond Probe Triggers 8% Index Slide

Vietnam's government inspectorate private debt probe release sparks equity sell-off, as governance concerns in listed banks and companies signal...

Evan Campbell, CFA

MarketVector Vietnam Local Index Rebalance: 4 Adds; 9.5% Turnover; US$112m Trade

FPT Group, Vietnam Airlines, Sacombank, Gelex Electricity will be added to the index. Big float increase for Gelex Elec. Estimated one-way turnover...

Brian Freitas

MarketVector Vietnam Local Index Rebalance: One Add, Capping & Float Changes

One add and large capping changes result in one-way turnover of 9% and a round-trip trade of US$74m. Vingroup and Vinhomes stock prices have soared...

Brian Freitas

MVIS Vietnam Index Rebalance: One Deletion; Float & Capping Changes

There is one deletion from the index, plus a bunch of changes to float and capping factors. One-way turnover is 4.2% and passives need to buy over...

Brian Freitas

Price Gauge

52-week Range

Market Cap (USDm)

P/E

Dividend (Yield)

Vietnam: Global Index Inclusion & Passive Flows

Vietnam could be added to a global index in Sep 2026. The final decision will be made in March. We see 21 stocks currently meeting index inclusion...

Brian Freitas

Vietnam Equities: GI Bond Probe Triggers 8% Index Slide

​Vietnam's government inspectorate private debt probe release sparks equity sell-off, as governance concerns in listed banks and companies signal...

Evan Campbell, CFA

MarketVector Vietnam Local Index Rebalance: 4 Adds; 9.5% Turnover; US$112m Trade

FPT Group, Vietnam Airlines, Sacombank, Gelex Electricity will be added to the index. Big float increase for Gelex Elec. Estimated one-way turnover...

Brian Freitas

MarketVector Vietnam Local Index Rebalance: One Add, Capping & Float Changes

One add and large capping changes result in one-way turnover of 9% and a round-trip trade of US$74m. Vingroup and Vinhomes stock prices have soared...

Brian Freitas

MVIS Vietnam Index Rebalance: One Deletion; Float & Capping Changes

There is one deletion from the index, plus a bunch of changes to float and capping factors. One-way turnover is 4.2% and passives need to buy over...

Brian Freitas

Vietnam's government inspectorate private debt probe release sparks equity sell-off, as governance concerns in listed banks and companies signal...