Raptor Financial Technologies provides low-latency market access, FIX and native exchange gateways, pre- and post-trade risk controls, command-and-control tools, and managed connectivity. Website or institutional source

Quod Financial provides a multi-asset institutional trading platform spanning OMS, EMS, smart order routing, algorithmic execution, automation, analytics, and market access. Website or institutional source

Qube Research & Technologies, or QRT, is a large global quantitative investment manager built around research, technology, data, and systematic trading. Website or institutional source

Quartr organizes public-company communications including earnings calls, transcripts, filings, presentations, reports, and live investor events. Website or institutional source

QuantRocket is a Python-based platform for data collection, quantitative research, factor analysis, backtesting, scheduling, performance tracking, and live trading. Website or institutional source

Quantpedia converts academic and practitioner research into a structured database of more than 1,000 quantitative trading strategies. Website or institutional source

Quantitative Investment Management, or QIM, is a systematic manager founded by Jaffray Woodriff, Michael Geismar, and Greyson Williams. Website or institutional source

Quantifi provides pricing, market risk, credit risk, counterparty risk, liquidity analysis, trading, and portfolio-management technology. Website or institutional source

Quantedge Capital is a Singapore-based systematic investment manager operating a diversified global fund across equities, bonds, commodities, currencies, insurance-linked securities, and other liquid markets. Website or institutional source

Quantica Capital is a Swiss systematic manager focused on price-based inefficiencies across highly liquid global financial and commodity markets. Website or institutional source

QuantHouse provides high-performance market data, APIs, proximity hosting, exchange connectivity, and order-routing services for hedge funds, brokers, banks, market makers, trading venues, and financial-technology companies. Website or institutional source

QuantCube Technology develops macroeconomic and commodity nowcasts using alternative data, artificial intelligence, natural-language processing, satellite information, prices, job postings, and other high-frequency sources. Website or institutional source

QuantConnect provides an integrated environment for quantitative research, point-in-time backtesting, parameter optimization, paper trading, and live deployment. Website or institutional source

ProRealTime provides charting, technical analysis, market scanning, strategy creation, backtesting, optimization, and automated trading across multiple broker connections. Website or institutional source

Preqin provides data, research, benchmarks, and intelligence across private equity, venture capital, private debt, real assets, hedge funds, investors, managers, funds, and transactions. Website or institutional source

Portfolio123 is a quantitative equity research platform for screening, factor ranking, data mining, portfolio simulation, model construction, and rules-based strategy management. Website or institutional source

Portfolio BI provides data, analytics, workflow, cloud infrastructure, and portfolio-management technology to hedge funds, private-credit managers, and institutional investment firms. Website or institutional source

Politan Capital Management is a concentrated activist investment firm founded by Quentin Koffey. Website or institutional source

Point72 Asset Management is a global investment firm with a large multi-manager business rooted in fundamental equities and expanded capabilities across macro, systematic strategies, credit, venture capital, and related markets. Website or institutional source

Placer.ai provides location analytics, foot-traffic intelligence, retail and commercial-property data, and physical-market benchmarking. Website or institutional source