[5] Hudson River Trading employs over 800 people in offices around the world, including New York, Chicago, Austin, Boulder, London, Singapore, Shanghai, Mumbai and Dublin.

[5] The firm hires programmers, software engineers, and mathematicians to develop and improve its trading strategies.

Its head of business development, Adam Nunes, has been cited in a Wall Street Journal article on financial firms' efforts to recruit programming talent away from Silicon Valley and his reasons for optimism about their ability to do so.

[12][13] In March 2014, New York Attorney General Eric Schneiderman announced a probe into high-frequency traders, including Hudson River Trading, getting early access to raw stock market feeds at an annual price of $180,000.

[16] Hudson River Trading has been covered in the Wall Street Journal,[5][17][4][10] Financial Times,[18] and Newsweek.