Five Rings
Five Rings is a privately held proprietary trading firm that trades its own capital across global financial markets using in-house quantitative strategies and proprietary C++/Linux technology, headquartered in New York with offices in London, Amsterdam, and Boca Raton.
- Company typePrivate
- Founded2005
- HeadquartersNew York, United States
- Headcount51–100
- GTM typeB2B
- OfferingServices
What Five Rings does
Five Rings is a privately held proprietary trading firm that trades financial markets for its own account across multiple asset classes, including both established and esoteric markets in domestic and international venues. The firm operates as a team-first meritocracy in which quantitative researchers, software developers, and traders collaborate continuously to design, test, and deploy strategies, with the stated objective of moving from insight to implementation often within days or weeks. Five Rings serves no external clients or investors and has no affiliation with separately branded entities that solicit capital.
The firm builds and maintains its trading technology entirely in-house. Core trading systems, exchange connectivity, market data ingestion and distribution with latency and application-health monitoring, and trader-facing interface tools are developed on a C++/Linux stack. Quantitative research and statistical analysis are supported by Python and R. Quantitative trading models are developed collaboratively with traders to identify market opportunities, and distributed systems span global financial exchanges. This self-built technology platform is a core operational asset rather than a product sold to third parties.
Commercially, Five Rings generates revenue exclusively through proprietary trading on its own capital. The firm is legally organized as Five Rings LLC in New York, USA, and is independently owned with no disclosed parent company, institutional investors, or external funding. The headcount is reported at 51-100 employees, distributed across offices in New York (headquarters at 225 Liberty Street), London (201 Bishopsgate), Amsterdam (Gustav Mahlerplein 28), and Boca Raton (225 NE Mizner Boulevard). Talent is acquired primarily through campus recruiting at a defined set of top-tier universities, supplemented by lateral hiring across quantitative trading, trading operations, quantitative research, software development, systems administration, compliance, and recruiting functions.
Five Rings firmographics
Firmographics- Name
- Five Rings
- Legal name
- Five Rings LLC
- Website
- https://fiverings.com
- Company type
- Private
- Founded year
- 2005
- Operating status
- Operating
- Headcount range
- 51–100 employees
- Short description
- Five Rings is a privately held proprietary trading firm that trades its own capital across global financial markets using in-house quantitative strategies and proprietary C++/Linux technology, headquartered in New York with offices in London, Amsterdam, and Boca Raton.
- Ownership category
- akta.pro rank
Five Rings industry classification
Industry- Product category
- Proprietary Trading
- NAICS
- All Other Financial Investment Activities (52399), Securities, Commodity Contracts, and Other Financial Investments and Related Activities (523)
- SIC
- Security Brokers, Dealers & Flotation Companies (6211), Security & Commodity Brokers, Dealers, Exchanges & Services (6200)
- akta.pro primary industry
- Equity Swaps & Synthetic Prime Brokerage (TRS/CFDs) (FSACAFAE)
- akta.pro secondary industry
- Prime Brokerage (FSAEACAD)
Keywords
Where Five Rings is headquartered
LocationHeadquarters
- HQ city
- New York
- HQ country
- United States
- HQ region
- North America
Offices4 records
Markets served
Five Rings business model
Business model- GTM type
- B2B
- Offering type
- Services
- Cost components
- Personnel, Technology or R&D, Operations, Infrastructure
Marketing channels2 records
Five Rings product offering
Product offeringCore offering
Five Rings is a proprietary trading firm that trades financial markets for its own account using internally developed quantitative strategies and custom-built trading systems. The firm operates as a team-first meritocracy where quants, developers, and traders collaborate to design, implement, and optimize trading strategies across multiple asset classes in established and esoteric markets, both domestic and international. The firm develops its trading software in C++ on Linux, including tools for exchange connectivity, market data processing, strategy implementation, and trader-facing interfaces. No external-facing products or services are offered to clients or investors.
Product overview
Five Rings is a proprietary trading firm that trades financial markets for its own account. The company operates as a team-first meritocracy with quants, developers, and traders collaborating to develop trading strategies and systems. Its trading operations span multiple asset classes, including established and esoteric markets, both domestic and international. The firm develops internal software in C++ on Linux, including tools for connecting to exchanges, implementing trading strategies, and designing trader-facing interfaces. No external-facing products or services are offered to clients or investors.
Differentiator
Problem solved
Functional benefit
Five Rings technology and API
TechnologyTechnology focussed Yes
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Feature4 records
Five Rings partnerships and signals
Strategic signalExpansion highlights4 records
Five Rings competitors and assessment
Company assessmentDirect peers
- Wolverine Trading: Proprietary trading firm operating across options, equities, and ETFs with proprietary technology infrastructure. Comparable mid-sized quant prop trading firm with a multi-asset focus.
- Optiver: Amsterdam-headquartered proprietary trading firm with global offices trading options, ETFs, equities, and bonds. Direct peer given its European roots, multi-asset focus, and proprietary-technology model similar to Five Rings.
- IMC Financial Markets: Amsterdam-based global proprietary trading firm with operations in equities, fixed income, derivatives, and crypto. Comparable multi-asset, multi-region prop trading model with proprietary technology stack.
- Citadel Securities: One of the world's largest proprietary trading firms and market makers across global equities, options, and fixed income. Directly comparable as a multi-asset, multi-region prop trading firm using proprietary capital and quantitative strategies.
- Hudson River Trading: Quantitative proprietary trading firm focused on algorithmic and high-frequency trading across multiple asset classes globally. Direct peer in the quant-driven prop trading space with heavy emphasis on custom low-latency technology.
- Akuna Capital: Proprietary trading firm specializing in options market-making and derivatives trading with offices in the US and Asia. Comparable as a technology-driven prop trading firm using quantitative strategies.
- Flow Traders: Amsterdam-based proprietary trading firm and global market maker in ETFs and other financial instruments. Comparable multi-region, multi-asset prop trading firm with technology-driven execution.
- DRW Trading: Chicago-based proprietary trading firm trading equities, fixed income, commodities, and crypto across global markets. Comparable as a multi-strategy prop firm with proprietary capital and proprietary technology.
- Jane Street: Global quantitative proprietary trading firm trading equities, ETFs, options, bonds, and crypto across multiple regions. Operates with similar team-first culture and top-university recruiting pipeline, though at significantly larger scale than Five Rings.
- Susquehanna International Group (SIG): Global quantitative proprietary trading firm with a major presence in options, equities, ETFs, and crypto. Comparable multi-asset trading franchise and quantitative culture.
Market position
Strengths4 records
Weaknesses4 records
Competitive moat4 records
Key risks5 records
Key highlights6 records
Customer concentration
Five Rings financial estimates
Financial estimateRevenue estimate
Valuation estimate
Five Rings leadership team
Management profileNumber of profiles
Profiles1 record
Five Rings funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
Five Rings M&A and investment
M&A and investmentM&A
Investments1 record
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about Five Rings
What does Five Rings do?
Five Rings is a proprietary trading firm that trades financial markets for its own account using internally developed quantitative strategies and custom-built trading systems. The firm operates as a team-first meritocracy where quants, developers, and traders collaborate to design, implement, and optimize trading strategies across multiple asset classes in established and esoteric markets, both domestic and international. The firm develops its trading software in C++ on Linux, including tools for exchange connectivity, market data processing, strategy implementation, and trader-facing interfaces. No external-facing products or services are offered to clients or investors.
Is Five Rings a public or private company?
Five Rings is a private company. It is classified as founder individual operated bootstrapped and is currently operating.
When was Five Rings founded?
Five Rings was founded in 2005. It employs 51 to 100 people.
Where is Five Rings based?
Five Rings is headquartered in New York, United States, in the North America region.
Who are Five Rings's main competitors?
Direct peers on record are Wolverine Trading, Optiver, IMC Financial Markets, Citadel Securities, Hudson River Trading, Akuna Capital, Flow Traders, DRW Trading, Jane Street and Susquehanna International Group (SIG).
Does Five Rings have an API?
No public API is recorded for Five Rings.
What industry is Five Rings in?
Five Rings's product category is Proprietary Trading. Its primary akta.pro industry code is FSACAFAE, Equity Swaps & Synthetic Prime Brokerage (TRS/CFDs), with a secondary code of FSAEACAD, Prime Brokerage. Its NAICS code is 52399 and its SIC code is 6211.