Korea / Special Situations, Clepsydra Capital

Sanghyun Park

Korea / Special Situations

Korea / Special Sits, Pairs, Index Rebalancing

Clepsydra Capital

Investigate special situations, pairs, and index rebalancing trades in Korea.

Event-Driven

<ul>
<li>KRX plans to list KOSDAQ150 weekly options next month, likely October 27, and is lining up market makers to ensure two-way liquidity from day one.</li>
<li>Early volumes for KOSDAQ150 weeklies will be thin, making MMs cautious, but some may step in despite risks.</li>
<li>Early KOSDAQ150 weeklies could trigger spillover trades, as thin volumes and active MMs lead to IV–spot gaps, price dislocations, and triangular arbitrage opportunities.</li>
</ul>


KRX plans to list KOSDAQ150 weekly options next month, likely October 27, and is lining up market makers to ensure two-way liquidity from day one.
Early volumes for KOSDAQ150 weeklies will be thin, making MMs cautious, but some may step in despite risks.
Early KOSDAQ150 weeklies could trigger spillover trades, as thin volumes and active MMs lead to IV–spot gaps, price dislocations, and triangular arbitrage opportunities.


Potential Spillover Trades from Next Month’s KOSDAQ150 Weeklies Launch

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

Korea Stock Exchange KOSPI 200 / Event-Driven

<ul>
<li>Since short selling was banned in November 2023, short interest has plunged in Korea as shorts were covered. Markets have not done much over the last 16 months though. </li>
<li>Foreign investor holdings have dropped from 32.05% in July to 28.57%. The top 25 stocks bought by foreign investors outperformed the top 25 stocks sold by 128% in 16 months.</li>
<li>There will be trade opportunities across indices, pref/ords, index migrations and deletions, potential market upgrades and overvalued stocks being sold.</li>
</ul>


Since short selling was banned in November 2023, short interest has plunged in Korea as shorts were covered. Markets have not done much over the last 16 months though. 
Foreign investor holdings have dropped from 32.05% in July to 28.57%. The top 25 stocks bought by foreign investors outperformed the top 25 stocks sold by 128% in 16 months.
There will be trade opportunities across indices, pref/ords, index migrations and deletions, potential market upgrades and overvalued stocks being sold.


Korea: Short Selling Is Back in March; Trade Ideas

<ul>
<li>Following the short sell ban announced on the weekend, the <a href="https://www.smartkarma.com/entities/korea-stock-exchange-kospi-200" target="_blank" data-smartkarma-citation="entities:26021:1" rel="noopener">KOSPI 200</a> and <a href="https://www.smartkarma.com/entities/kosdaq-150-index" target="_blank" data-smartkarma-citation="entities:31077:1" rel="noopener">KOSDAQ 150</a> opened higher on Monday and rallied through the day.</li>
<li>A lot of the intraday gains on Monday have been given up over the next two trading days. Surprisingly, KRX data indicates that not a lot of shorts have covered.</li>
<li>Foreigners have been net cash buyers since Monday (could indicate covering of offshore borrow) while retail were big sellers on Monday.</li>
</ul>


Following the short sell ban announced on the weekend, the KOSPI 200 and KOSDAQ 150 opened higher on Monday and rallied through the day.
A lot of the intraday gains on Monday have been given up over the next two trading days. Surprisingly, KRX data indicates that not a lot of shorts have covered.
Foreigners have been net cash buyers since Monday (could indicate covering of offshore borrow) while retail were big sellers on Monday.


Korea Short Sell Ban: Not a Lot Covered on Monday; Shorts Holding On?

<ul>
<li>Short selling in Korea resumes in a couple of hours. Expect heightened volatility for a few days before things settle down.</li>
<li>Foreign investors have increased their holdings over the last five weeks and there could be further buying in select stocks on stock price drops.</li>
<li>The <a href="https://www.smartkarma.com/entities/korea-stock-exchange-kospi-200" target="_blank" data-smartkarma-citation="entities:26021:1" rel="noopener">KOSPI 200 INDEX</a> has outperformed the <a href="https://www.smartkarma.com/entities/kosdaq-150-index" target="_blank" data-smartkarma-citation="entities:31077:1" rel="noopener">KOSDAQ 150 Index</a>, and the forecast index deletes have underperformed the indices indicating that there will be positioning for the short-sell resumption.</li>
</ul>


Short selling in Korea resumes in a couple of hours. Expect heightened volatility for a few days before things settle down.
Foreign investors have increased their holdings over the last five weeks and there could be further buying in select stocks on stock price drops.
The KOSPI 200 INDEX has outperformed the KOSDAQ 150 Index, and the forecast index deletes have underperformed the indices indicating that there will be positioning for the short-sell resumption.


Index Rebalance

<ul>
<li>It has been a decent year for the index rebalance strategy, though there have been some big hiccups along the way.</li>
<li>Forecasting the index changes and impacts has been important, but timing (especially momentum/value regime changes) and hedge selection have also been major factors affecting the returns of the strategy.</li>
<li>As passive AUM continues to increase, we expect focus on the strategy to continue in 2025 with market players taking different approaches to trading the potential and announced index changes.</li>
</ul>


It has been a decent year for the index rebalance strategy, though there have been some big hiccups along the way.
Forecasting the index changes and impacts has been important, but timing (especially momentum/value regime changes) and hedge selection have also been major factors affecting the returns of the strategy.
As passive AUM continues to increase, we expect focus on the strategy to continue in 2025 with market players taking different approaches to trading the potential and announced index changes.


How Has the Index Rebalance Strategy Performed in 2024?

South Korea

KOSDAQ 150 Index is a base index for futures trading to hedge risks in KOSDAQ market. Base period and base index : Jan 4, 2010, 1,000p

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KOSDAQ 150 Index (KOSDQ150 INDEX EQUITY)

Potential Spillover Trades from Next Month’s KOSDAQ150 Weeklies Launch

This post explores potential spot–options spillover and arbitrage trades arising from next month’s KOSDAQ150 weeklies launch.

Sanghyun Park

Korea: Short Selling Is Back in March; Trade Ideas

Short selling in Korea commences from Monday. There will be a lot of interest in shorting stocks/sectors depending on how they have performed since...

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Korea Short Sell Ban: Not a Lot Covered on Monday; Shorts Holding On?

Not a lot of shorts were covered on Monday. There could be more covering in the near term as the market drifts lower. KOSPI200 underperformed...

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Korea Short Selling: Off to the Races

Data indicates positioning in different types of trades ranging from index pairs to forecast index deletions and stocks with high forward PEs. Some...

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How Has the Index Rebalance Strategy Performed in 2024?

The index rebalance strategy has performed reasonably well this year. Accurate forecasting of index changes and optimal hedge selection have played...

Brian Freitas

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