Jane Street

Extracted Attributes

• Founded

  1999

• Offices

  New York, London, Hong Kong, Singapore, Amsterdam

• Founders

  Tim Reynolds, Robert Granieri, Marc Gerstein, Michael Jenkins

• Headquarters

  New York City, New York, United States

• Products Traded

  Exchange-traded funds (ETFs), American depositary receipts (ADRs), commodities, index, fixed income, derivative products

• Number of Employees

  Approximately 3,000

• Management Structure

  Decentralized (no standard CEO, described as an "anarchist commune")

Timeline

• Jane Street is co-founded by Tim Reynolds, Robert Granieri, Marc Gerstein, and Michael Jenkins. (Source: Wikipedia / Web Search)

  1999-01-01

• Jane Street settles its trade secret lawsuit against Millennium Management and two former employees. (Source: Wikipedia / Web Search)

  2024-12-01

• The Securities and Exchange Board of India (SEBI) alleges market manipulation by Jane Street and bars it from accessing the market. (Source: Wikipedia / Web Search)

  2025-07-01

• Jane Street deposits $560 million into an escrow account as part of a request to the Securities Appellate Tribunal (SAT) to resume trading. (Source: Wikipedia / Web Search)

  2025-07-14

Jane Street Capital

Jane Street Capital is an American multinational quantitative trading firm headquartered in New York City. It employs approximately 3,000 people across its global offices, located in New York, Singapore, London, and Hong Kong. Jane Street originally traded American depositary receipts but has since traded exchange-traded funds, commodities, index, fixed income, and derivative products. The firm does not maintain a standard management structure, with its workforce and leadership co-operating like an "anarchist commune".

Web Search Results

• Jane Street Capital - Wikipedia

  ## History [edit] Jane Street was co-founded by Tim Reynolds, Robert Granieri, Marc Gerstein, and Michael Jenkins in 1999. Reynolds, Granieri, and Jenkins were former traders at Susquehanna International Group, while Gerstein was a developer at IBM. Jane Street was sued by Susquehanna for poaching top talent with proprietary information, but no action has been taken since the filing. Granieri is the only founder still at the company, as of 2026. ## Leadership culture [edit] The company is informally led by a group of 30 or 40 senior executives and has historically not maintained a CEO. All employees are paid based on the firm's collective profits, not personal trading gains. [...] ### Millennium Management lawsuit [edit] Jane Street filed suit against two former Jane Street employees at Millennium Management, accusing them of stealing trade secrets, primarily of its Indian market operations. The suit was settled in December 2024 for an undisclosed amount. ### Indian market manipulation allegations [edit] In July 2025, the Securities and Exchange Board of India (SEBI) alleged that Jane Street used multiple entities for market manipulation and barred it from accessing the market. On July 14th, 2025, Jane Street put $560 million into an escrow account as part of a request to the Securities Appellate Tribunal (SAT) to resume trading activities. [...] Jane Street Capital is an American multinational quantitative trading firm headquartered in New York. It employs approximately 3,000 people across its global offices, located in New York, Singapore, London, and Hong Kong. Jane Street originally traded American depositary receipts (ADRs), but has since traded exchange-traded funds (ETFs), commodities, index, fixed income, and derivative "Derivative (finance)") products. The firm does not maintain a standard management structure, with its workforce and leadership co-operating like an “anarchist commune”. ## History [edit]

• Jane Street

  # Jane Street N/A Financial Services • New York, NY • 436,546 followers • 1,001-5,000 employees ## Overview Jane Street is a quantitative trading firm with offices in New York, London, Hong Kong, Singapore, and Amsterdam. We are always recruiting top candidates and we invest heavily in teaching and training. The environment at Jane Street is open, informal, intellectual, and fun. People grow into long careers here because there are always new and interesting problems to solve, systems to build, and theories to test. More than twenty years after our founding, it still feels like we’re just getting started. Jane Street does not offer any services to individual investors: ### Website ### Crunchbase N/A ### LinkedIn N/A ### Industry Financial Services [...] headed to Atlanta for #FCCM2026 next week! FPGAs are at the heart of some of our most performance-critical systems at Jane Street, and we're excited to connect with the reconfigurable computing research community. Swing by our table! [Likes: 161, Comments: 0]; Jane Street (3w): In this #TechTalk , Oxide co-founder and CTO Bryan Cantrill unpacks his complex feelings about Marc Andreessen’s essay “Why Software Is Eating The World”. He dissects what software even is from Euclid to the IBM 1401, explains three gnarly bugs his startup Oxide encountered at the lowest levels of the stack, and demonstrates why Alan Kay was right: “People who are really serious about software do their own hardware.” Watch the full talk here! [Likes: 376, Comments: 0]; Jane Street (1mo): Can you reverse engineer a [...] Jane Street (4d): A while back, we wrote about how we use "expect tests" – snapshot tests where the output is captured automatically rather than hand-written – to develop and verify hardware designs in Hardcaml, our OCaml-based HDL. What makes it work is that the expected output can be an ASCII waveform embedded right in the source, so digital signal behavior becomes something you can diff, review, and check into source control like any other code. Read the full post to see it in action. [Likes: 264, Comments: 3]; Jane Street (6d): Recruiting doesn't just have to be about filling seats or hitting numbers. We talked to Jane Street recruiters about what it means to put people first, what replaces KPIs, and what it's like working alongside people they hired years ago. Here's what our

• Overview :: Jane Street

  © 2026 Jane Street Group, LLC. All rights reserved. Services are provided in the U.S. by Jane Street Capital, LLC and Jane Street Execution Services, LLC, each of which is a SEC-registered broker dealer and member of FINRA (www.finra.org). Regulated activities are undertaken in Europe by Jane Street Financial Limited, an investment firm authorized and regulated by the U.K. Financial Conduct Authority, and Jane Street Netherlands B.V., an investment firm authorized and regulated by the Netherlands Authority for the Financial Markets (Autoriteit Financiële Markten), and in Hong Kong by Jane Street Hong [...] Kong Limited, a regulated entity under the Hong Kong Securities and Futures Commission (CE No. BAL548). Each of these entities is a wholly owned subsidiary of Jane Street Group, LLC. This material is provided for informational purposes only and does not constitute an offer or solicitation for the purchase or sale of any security or other financial instrument.|Jane Street and the concentric circle mark are registered trademarks of Jane Street. [...] In 3 (or more dimensions) you can apply essentially the same argument. When you reach the \(p\notin B\) case, just pick any plane containing \(p\), and use the above argument within that plane. (In the case \(C = \emptyset\), the above still applies, though some aspects are vacuous.) If you landed here from the 3Blue1Brown video and are curious for more on Fourier, our talk, Echoes of Fourier is available above and on YouTube. If you’re interested in more puzzles, click here. If you’re interested in working at Jane Street, click here to apply. Disclosures and Policies| Privacy| Cookies| Fraud and Impersonation Warnings Jane Street is an Equal Opportunity Employer

• Home :: Jane Street

  Kong Limited, a regulated entity under the Hong Kong Securities and Futures Commission (CE No. BAL548). Each of these entities is a wholly owned subsidiary of Jane Street Group, LLC. This material is provided for informational purposes only and does not constitute an offer or solicitation for the purchase or sale of any security or other financial instrument.|Jane Street and the concentric circle mark are registered trademarks of Jane Street. [...] © 2026 Jane Street Group, LLC. All rights reserved. Services are provided in the U.S. by Jane Street Capital, LLC and Jane Street Execution Services, LLC, each of which is a SEC-registered broker dealer and member of FINRA (www.finra.org). Regulated activities are undertaken in Europe by Jane Street Financial Limited, an investment firm authorized and regulated by the U.K. Financial Conduct Authority, and Jane Street Netherlands B.V., an investment firm authorized and regulated by the Netherlands Authority for the Financial Markets (Autoriteit Financiële Markten), and in Hong Kong by Jane Street Hong [...] Jane Street logo # SOLVING THE PUZZLE OF GLOBAL MARKETS Jane Street is a research-driven trading firm where curious people work together on deep problems. ##### We commit our capital, global reach, technology, and expertise to help institutions meet their trading goals. #### Machine learning at Jane Street We believe deep learning is the future of quantitative trading. #### Our people, our culture Discover who we are, and how we collaborate. #### Technical to the core We build low-latency networks, hack compilers and design distributed systems. #### Start your future at Jane Street Strengthen your problem-solving skills with real-world challenges and a supportive community. ##### Immersive internships Direct mentorship, real-world projects, and a week abroad. ##### Events

• Our Offices :: Jane Street

  Kong Limited, a regulated entity under the Hong Kong Securities and Futures Commission (CE No. BAL548). Each of these entities is a wholly owned subsidiary of Jane Street Group, LLC. This material is provided for informational purposes only and does not constitute an offer or solicitation for the purchase or sale of any security or other financial instrument.|Jane Street and the concentric circle mark are registered trademarks of Jane Street. [...] © 2026 Jane Street Group, LLC. All rights reserved. Services are provided in the U.S. by Jane Street Capital, LLC and Jane Street Execution Services, LLC, each of which is a SEC-registered broker dealer and member of FINRA (www.finra.org). Regulated activities are undertaken in Europe by Jane Street Financial Limited, an investment firm authorized and regulated by the U.K. Financial Conduct Authority, and Jane Street Netherlands B.V., an investment firm authorized and regulated by the Netherlands Authority for the Financial Markets (Autoriteit Financiële Markten), and in Hong Kong by Jane Street Hong [...] We constantly experiment with and evolve our offices and we have teams of architects, engineers, designers and hospitality specialists dedicated to the challenge. We think about lighting temperature, climate control, airflow, health, safety, comfort and finding the right balance between familiar (I know where my desk is) and exciting (hey, what’s that?). Head a few floors up to see where Jane Streeters share meals, take game breaks, and hang out after work. ### Engaging spaces In addition to creating functional work spaces, we strive to make our offices inspiring. Many of the best ideas about the decor, design, and flow of our spaces have come from the people who work here every day. ##### Jane Street ### 250 Vesey Street ### New York, NY 10281 ### United States +1 646 759 6000

• Gender

  female

• Instance Of

  Q5

• Occupation

  activist

• Citizenship

  United States