From Wikipedia - Reading time: 3 min| Industry | Financial services |
|---|---|
| Founded | August 31, 1999[1] |
| Founders |
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| Headquarters | |
| Products | High-frequency trading, Market maker[2] |
Number of employees | 2,000+ |
| Website | www |
Jane Street Capital, typically referred to as Jane Street, is a global proprietary trading firm[3] with over 2,000 employees.[4] The company is one of the world’s largest market-makers, trading more than $17 trillion worth of securities in 2020. It was considered to have helped keep bond ETFs liquid during the market turmoil in 2020.[5]
Jane Street was co-founded by Tim Reynolds, Rob Granieri, Marc Gerstein, and Michael Jenkins.[5][6] Jane Street's website says the firm was founded in 2000.[3] However, Reynolds reports it to have been founded in 1999, although the date varies between sources.[1][6][7] According to New York state records, Jane Street Group, LLC was registered with the Division of Corporations in May of 2005 as a foreign corporation with a foreign formation date of August 31, 1999.[8]
Jane Street is, as of 2014[update], one of only a few hundred businesses (across all sectors) that use the OCaml programming language.[9] It adopted OCaml as its main programming language early on because the language's functional programming style and clear expressiveness made it possible for code reviews to be performed by traders who were not programmers, to verify that high-performance code would do what it was intended to do. Jane Street has stated that "OCaml helps us to quickly adapt to changing market conditions, and go from prototypes to production systems with less effort".[9] Furthermore, OCaml's "rigor is like catnip to some people,... giving Jane Street an unusual advantage in the tight hiring market for programmers" that allows Jane Street to "lure a steady supply of high-quality candidates".[10] Jane Street also takes advantage of programmable hardware like FPGAs to implement some of the logic.[11]
Jane Street has released some open source code on GitHub that includes their versions of standard OCaml libraries.[12]
In July 2020, S&P Global Ratings affirmed Jane Street on capital growth. The rating agency noted that Jane Street is a "highly profitable trading business," that "the company has generated very strong earnings so far in 2020 and that its trading has benefited from the market volatility related to the COVID-19 pandemic."[13]