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Built by coders, led by coders. At HRT we are mathematicians, computer scientists, statisticians, physicists, and engineers.

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We trade on more than 200 markets worldwide, with offices and teams in 6 countries.

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As a liquidity provider, HRT develops automated trading algorithms designed to provide the best prices to our clients.

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Optimising Compiler Performance: A Case For Devirtualisation

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Building Robust Codebases with Python’s Type Annotations

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How Our Engineers Hot-Patched a Third Party Binary Library

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Join our vibrant community of curious thinkers and eager automators, working together at the forefront of innovation.

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A place where kindness and excellence converge across six countries and nearly all the world’s electronic markets.

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Rule 605 Reports

HRT Financial LP Rule 605 Reports

2O25

March 2025
February 2025
January 2025

2O24

December 2024
November 2024
October 2024
September 2024
August 2024
July 2024
June 2024
May 2024
April 2024
March 2024
February 2024
January 2024

2O23

December 2023
November 2023
October 2023
September 2023
August 2023
July 2023
June 2023
May 2023
April 2023
March 2023
February 2023
January 2023

2O22

December 2022
November 2022
October 2022
September 2022
August 2022
July 2022
June 2022

HRTF has used reasonable efforts to prepare these reports in compliance with Rule 605; these statistics have not been audited and may contain errors.
Any decision about whether to send orders to HRTF should not be based solely on these statistics.

HRT Execution Services LLC Rule 605 Reports

2O22

July 2022
June 2022
May 2022
April 2022
March 2022
February 2022
January 2022

2o21

December 2021
November 2021
October 2021
September 2021
August 2021
July 2021
June 2021
May 2021
April 2021
March 2021
February 2021
January 2021

2o2o

December 2020
November 2020
October 2020
September 2020
August 2020
July 2020
June 2020
May 2020
April 2020
March 2020
February 2020
January 2020

2o19

December 2019
November 2019
October 2019
September 2019
August 2019
July 2019
June 2019
May 2019
April 2019
March 2019
February 2019
January 2019

2o18

December 2018
November 2018
October 2018
September 2018
August 2018
July 2018
June 2018
May 2018
April 2018
March 2018
February 2018
January 2018

As of July 2022, HRT Execution Services is no longer required to prepare SEC Rule 605 reports.

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About HRT

Hudson River Trading is a multi-asset class quantitative trading firm that provides liquidity on global markets and directly to our clients. We have built one of the world’s most advanced computing environments for research and development, modeling, and risk management, and are at the forefront of technical innovation for financial markets everywhere. We are thoughtful market leaders, committed to the health and longevity of global markets.

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North America
New York City

3 World Trade Center
175 Greenwich Street, 76th Floor
New York, NY 10007

Chicago

100 South Wacker Drive
Suite 300
Chicago, IL 60606

Austin

401 South 1st Street
Suite 1150
Austin, TX 78704

Boulder

1919 14th Street
Suite 700
Boulder, CO 80302

Boston

20 University Road
5th Floor
Cambridge, MA 02138

Seattle

400 University Street
3rd Floor
Seattle, WA 98101

Miami

1111 Brickell Ave
10th Floor
Miami, FL 33131

Asia-Pacific
Singapore

Ocean Financial Centre
10 Collyer Quay, #06-07/10
Singapore 049315
Singapore

Shanghai

6F HSBC Building, Shanghai IFC
Suite 608-09
Pudong, Shanghai 200120
China

Mumbai

The Capital, TEC
Level-3, Plot No. C-70, G Block,
BKC, Bandra (East), Mumbai 400051
India

Seoul

Unit 4310, Level 43
Three International Finance Centre (Three IFC), 10 Gukjegeumyungro,
Youngdeungpo-gu, Seoul, 07326
South Korea

Hong Kong

Unit 1501
28 Stanley Street
Central, Hong Kong

Europe
London

100 Liverpool Street
10th Floor
London EC2M 2AT
United Kingdom

Dublin

7 Grand Canal
Grand Canal Street Lower, 1st Floor
Dublin D02 KW81
Ireland

HRT® and Hudson River Trading® are registered trademarks of Hudson River Trading LLC.
© 2002-2025 Hudson River Trading LLC. All rights reserved.
© 2002-2025 Hudson River Trading LLC. All rights reserved. HRT® and Hudson River Trading® are registered trademarks of Hudson River Trading LLC.