Derivatives and Quantitative Strategist

Gaudenz Schneider

Equity Derivatives

<ul>
<li>Box trades are gaining popularity on the Hong Kong Stock Exchange. These arbitrage strategies exploit price discrepancies in options markets for near risk-free profits.</li>
<li>Long box trades involve simultaneously buying bull call spreads and bear put spreads with identical strikes and expiration dates, creating a fixed payoff regardless of the underlying asset's price movement.</li>
<li>Box trades require careful execution consideration of spreads, commissions, margins, and fees, with risks primarily in execution and operations rather than market exposure.</li>
</ul>


Box trades are gaining popularity on the Hong Kong Stock Exchange. These arbitrage strategies exploit price discrepancies in options markets for near risk-free profits.
Long box trades involve simultaneously buying bull call spreads and bear put spreads with identical strikes and expiration dates, creating a fixed payoff regardless of the underlying asset's price movement.
Box trades require careful execution consideration of spreads, commissions, margins, and fees, with risks primarily in execution and operations rather than market exposure.


Box Trades Explained: How Traders Execute Near Risk-Free Arbitrage in Hong Kong's Options Market

Articles from Caixin Global, Caixin Global

Caixin Global

Articles from Caixin Global

Caixin is a media group dedicated to providing financial and business news through periodicals, online content, mobile apps, conferences, books and TV/video programs. Caixin aims to blaze a trail that helps traditional media prosper in the new media age through integrated multimedia platforms.

News from Caixin

Cross Asset Strategy

<ul><li>Cover Story: The Gray Market Behind a Cross-Border Investing Boom</li><li>In the summer of 2026, two cross-border investment blowups rattled investors from the Chinese mainland to Hong Kong and landed on the desks of Hong Kong police investigators.</li><li>Chinese Retail Rush for U.S. Tech Stocks Drains Fresh Offshore Quotas</li></ul>

Cover Story: The Gray Market Behind a Cross-Border Investing BoomIn the summer of 2026, two cross-border investment blowups rattled investors from the Chinese mainland to Hong Kong and landed on the desks of Hong Kong police investigators.Chinese Retail Rush for U.S. Tech Stocks Drains Fresh Offshore Quotas

CX Daily: The Gray Market Behind a Cross-Border Investing Boom 

Pan-Asia Catalysts/Events, Quiddity Advisors

Travis Lundy

Pan-Asia Catalysts/Events

Quiddity Advisors

Event-Driven

Guangzhou Automobile Group / Event-Driven

<ul>
<li>Gross SOUTHBOUND volumes just over US$21bn a day two weeks ago as markets fell sharply. About two-thirds that this past week as indices rebounded. High-div SOEs seeing buying demand.</li>
<li>The recommended name was short <a href="https://www.smartkarma.com/entities/fuyao-glass-industry-group-co-ltd" target="_blank" data-smartkarma-citation="entities:330:1" rel="noopener">Fuyao Glass Industry Group (3606 HK)</a>. The stock was -4.9% over two weeks, but the H outperformed its A by 0.55%.</li>
<li>The data tables below update on a daily basis in the <a href="https://www.smartkarma.com/tools" target="_blank" rel="noopener">Tools</a> section of Smartkarma. The <a href="https://www.smartkarma.com/tools/quiddity/south-flow-monitor" target="_blank" rel="noopener">Southbound Flow Monitor</a> and <a href="https://www.smartkarma.com/tools/quiddity/ah-shares-monitor" target="_blank" rel="noopener">AH Pairs Monitor</a> are both there - free - for all SK readers.</li>
</ul>


Gross SOUTHBOUND volumes just over US$21bn a day two weeks ago as markets fell sharply. About two-thirds that this past week as indices rebounded. High-div SOEs seeing buying demand.
The recommended name was short Fuyao Glass Industry Group (3606 HK). The stock was -4.9% over two weeks, but the H outperformed its A by 0.55%.
The data tables below update on a daily basis in the Tools section of Smartkarma. The Southbound Flow Monitor and AH Pairs Monitor are both there - free - for all SK readers.


HK Connect SOUTHBOUND Flows (2wks To 24 Oct 2025); Big Flows on Downdraft, Lower Flows on Rebound

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

Shenton Research

Shenton 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 analyzed the changes in margin trading positions of A-share stocks as of Oct 9th. The aggregated net margin trading position is USD341,906m.</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 ANHUI JIANGHUAI AUTOMOBILE, SHARETRONIC DATA TECHNOLOGY, YUANJIE SEMI, SUZHOU EVERBRIGHT PHOTONICS, GIGADEVICE SEMICONDUCTOR.</li>
</ul>


We analyzed the changes in margin trading positions of A-share stocks as of Oct 9th. The aggregated net margin trading position is USD341,906m.
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 ANHUI JIANGHUAI AUTOMOBILE, SHARETRONIC DATA TECHNOLOGY, YUANJIE SEMI, SUZHOU EVERBRIGHT PHOTONICS, GIGADEVICE SEMICONDUCTOR.


A-Share Margin Trading Weekly (Oct 9th): ANHUI JIANGHUAI AUTOMOBILE, SHARETRONIC DATA TECHNOLOGY

<ul>
<li>We analyse the changes of A-H premium on 200 stocks over the last week. The average A-H premium was 92.3% as of Oct 9th.</li>
<li>The average A-H premium changed by 3.7ppt week-on-week, led by materials, industrials, utilities.</li>
<li>We highlight weekly changes in A-H premium for Innocare, Ganfenglithium, China East Air, Yofc.</li>
</ul>


We analyse the changes of A-H premium on 200 stocks over the last week. The average A-H premium was 92.3% as of Oct 9th.
The average A-H premium changed by 3.7ppt week-on-week, led by materials, industrials, utilities.
We highlight weekly changes in A-H premium for Innocare, Ganfenglithium, China East Air, Yofc.


A-H Premium Weekly (Oct 9th): Innocare, Ganfenglithium, China East Air, Yofc

China

Guangzhou Automobile Group Company Limited manufactures and sells automobiles. The Company vehicles, motorcycles, and other products. Guangzhou Automobile Group also provides automobile parts manufacturing, automotive business services, automotive finance, and other services.

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

Guangzhou Automobile Group (601238 CH)

Box Trades Explained: How Traders Execute Near Risk-Free Arbitrage in Hong Kong's Options Market

JD.com (9618 HK) Earnings Call tonight 8:00 pm HKT. After yesterday's 3.06% move up, the ATM strike is now 165. Straddles offer an opportunity to...

Gaudenz Schneider

CX Daily: The Gray Market Behind a Cross-Border Investing Boom

Cover Story: The Gray Market Behind a Cross-Border Investing Boom In the summer of 2026, two cross-border investment blowups rattled...

Caixin Global

HK Connect SOUTHBOUND Flows (2wks To 24 Oct 2025); Big Flows on Downdraft, Lower Flows on Rebound

SOUTHBOUND volumes remain high. Higher in the downdraft than this past week's rebound, but still generically high. Net flows remain consistent even...

Travis Lundy

A-H Premium Weekly (Oct 9th): Innocare, Ganfenglithium, China East Air, Yofc

We analyzed A-H premium changes in the past week and highlight A-H premium changes for Innocare, Ganfenglithium, China East Air, Yofc.

Ke Yan, CFA, FRM

Price Gauge

52-week Range

Market Cap (USDm)

P/E

Dividend (Yield)

Box Trades Explained: How Traders Execute Near Risk-Free Arbitrage in Hong Kong's Options Market

JD.com (9618 HK) Earnings Call tonight 8:00 pm HKT. After yesterday's 3.06% move up, the ATM strike is now 165. Straddles offer an opportunity to...

Gaudenz Schneider

CX Daily: The Gray Market Behind a Cross-Border Investing Boom

Cover Story: The Gray Market Behind a Cross-Border Investing Boom In the summer of 2026, two cross-border investment blowups rattled...

Caixin Global

HK Connect SOUTHBOUND Flows (2wks To 24 Oct 2025); Big Flows on Downdraft, Lower Flows on Rebound

SOUTHBOUND volumes remain high. Higher in the downdraft than this past week's rebound, but still generically high. Net flows remain consistent even...

Travis Lundy

A-Share Margin Trading Weekly (Oct 9th): ANHUI JIANGHUAI AUTOMOBILE, SHARETRONIC DATA TECHNOLOGY

We analyzed A-share margin trading positions report for the past week and highlighted ANHUI JIANGHUAI AUTOMOBILE (600418 CH), SHARETRONIC DATA...

Ke Yan, CFA, FRM

A-H Premium Weekly (Oct 9th): Innocare, Ganfenglithium, China East Air, Yofc

We analyzed A-H premium changes in the past week and highlight A-H premium changes for Innocare, Ganfenglithium, China East Air, Yofc.

Ke Yan, CFA, FRM