Nordic Capital Acquires UK Market Data Firm BMLL

Founded in 2014 in the University of Cambridge’s machine-learning labs, BMLL offers Level 1, 2, and 3 order-book data across global equities, ETFs, and futures. Its cloud-native platform provides harmonised, nanosecond-timestamped data from over 100 trading venues, helping banks, asset managers, hedge funds, exchanges, and academics accelerate research, optimise trading strategies, and enhance alpha generation all while cutting in-house engineering costs and speeding up time to insight.

“We’ve spent the past decade investing in our award-winning data engineering capabilities and building the industry’s foundational layer of harmonised order book data. The greatest testament and validation of our work is the fact that market participants are now building increasingly sophisticated workflows on top of our data. I am extremely proud of everything our team has delivered over the years, cementing our position as the de-facto historical data and analytics provider to the capital markets. Their hard work and unwavering commitment to excellence has made us the category creator and leader we are today,” says Paul Humphrey, Chief Executive Officer of BMLL.

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Nordic Capital’s investment in BMLL includes a primary capital infusion aimed at accelerating product development, innovation and client delivery. The funding will help BMLL expand venue coverage, extend historical data depth and enhance multi-asset capabilities, strengthening its position as a credible alternative to incumbent market data providers.

The initiative supports BMLL’s vision to build a trusted “golden copy” of AI-ready, high-quality historical market data empowering institutions across the trading lifecycle from research and alpha generation to execution analytics.

With Nordic Capital’s backing, BMLL plans to boost its go-to-market strategy and deepen partnerships with exchanges, technology platforms, and market infrastructure providers. The company’s existing leadership team, led by CEO Paul Humphrey will continue to run operations and remain shareholders in the business.

“BMLL stands out for the precision, transparency and insight it brings to market participants. Nordic Capital sees a clear opportunity to invest in content, analytics and partnerships that extend BMLL’s reach globally, helping more firms harness the power of harmonised, high-quality data. Leveraging Nordic Capital’s long-standing expertise in capital markets software and data, we will work closely with Paul and his team to seek to expand BMLL’s footprint, elevate the product and analytics offering, and scale distribution and partnerships,” says David Samuelson, Partner at Nordic Capital Advisors.

About Nordic Capital

Nordic Capital is a leading international private equity investor with over 35 years of experience, focused on building sustainable, high-growth businesses. Operating across Northern Europe and North America, it specializes in Healthcare, Technology & Payments, Financial Services and Industrial Tech, managing around EUR 34 billion in assets worldwide.