Susquehanna International Group
Susquehanna International Group (SIG) is a privately held global trading and technology firm founded in 1987. It specializes in quantitative trading, market making, and venture capital, leveraging game theory and decision science. With over 3,000 employees, SIG operates across North America, Europe, and Asia.
Address: 401 City Avenue, Bala Cynwyd, PA 19004
Phone: (610) 617-2600
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Susquehanna International Group, Jeff Yass, and the Prediction Market Gold Rush
Wall Street’s newest prediction markets gold rush is increasingly being shaped by Bala Cynwyd’s Susquehanna International Group. Founded by local…
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Two Cofounders From Montgomery County Rank Among World’s Wealthiest
Two Montgomery County businessmen have landed on the Forbes 2026 World’s Billionaires List with a combined fortune of around $84…
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Jeff Yass, CEO of Bala’s Susquehanna International, Is Pennsylvania’s Richest Man
Jeff Yass, a Haverford entrepreneur and co-founder of Susquehanna International Group, with a net worth of $59 billion, is the…
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Major Donation From Bala Cynwyd’s Jeff Yass Funds Philadelphia School Expansion
A major donation from the region’s wealthiest billionaire is helping fuel a workforce-focused expansion at a Philadelphia school, writes Ryan…
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Gladwyne Residents React to Jeff Yass–Backed Redevelopment Vision
Pennsylvania’s richest man, Jeff Yass, backs a plan to revitalize much of Gladwyne’s downtown, writes Denali Sagner for The Philadelphia…
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WSJ: How a Bala Cynwyd Financial Services Firm Hopes to Turn Sports Betting into Big Business
A Bala Cynwyd–based financial powerhouse is blending finance, sports, and data-driven betting in the prediction markets, writes Kevin T. Dugan…
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Montco Trading Giant Steps Into New Betting Frontier
Bala Cynwyd-based Susquehanna International Group is stepping into one of Wall Street’s fastest-growing arenas: prediction markets, writes Samuel O’Brient for…
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Susquehanna International Group, Led by Bala Cynwyd’s Jeff Yass, Now Central to U.S. Leadership of TikTok
Susquehanna International Group, controlled by Bala Cynwyd billionaire Jeff Yass, is playing a key role in TikTok’s newly appointed U.S.…
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Local Couple Ties Knot to Instrumental Versions of Themes from Broadway Musicals They Have Seen Together
Seven years after they first met, Rachel McLaughlin and Eric Most tied the knot to the instrumental versions of themes…
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Bala Cynwyd Billionaire Jeff Yass Donates $100 Million to University Dedicated to Free Speech
Jeff Yass, co-founder of Susquehanna International Group, is once again making headlines, this time in higher education, writes Jessica Priest…
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Bala Cynwyd’s Jeff Yass Channels Global Wealth into Passion Project
From a modest-looking office complex in Bala Cynwyd, billionaire Jeff Yass directs both a global trading empire and one of…
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Bala Cynwyd Investor Jeff Yass Linked to White House Ballroom Donor List
Billionaire investor Jeff Yass, co-founder of Susquehanna International Group, is once again making headlines, writes Jeff Kitchen for The Keystone.…
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Montco Leaders Land on Philadelphia Magazine’s Most Influential List
Philadelphia Magazine has released its annual “Most Influential Philadelphians” list, and several names with Montgomery County ties stand tall among…
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Bala Cynwyd’s Jeff Yass Sits at the Center of TikTok’s U.S. Deal
Jeff Yass and Susquehanna International Group sit at the heart of a last-minute snag in the TikTok deal, writes Charles…
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Montco’s Billionaires Hold Firm on Forbes 400 as Fortunes Shift
The 2025 Forbes 400 list shows Montco figures remain firmly among America’s richest, writes Ryan Mulligan for the Philadelphia Business…
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Bala Cynwyd-Based Susquehanna International Group Settles TikTok Lawsuit by Former Contractors
Bala Cynwyd-based Susquehanna International Group has settled a lawsuit from former contractors who claimed they were entitled to part of…
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Montgomery County Moguls Among Forbes’ Newest Billionaires
Montgomery County is home to several of the newest billionaires featured on Forbes’ 2025 list of the world’s richest people,…
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TikTok Trial Puts Bala Cynwyd’s Susquehanna International Group in the Spotlight
A high-stakes trial is underway in Norristown that could impact billions tied to TikTok, and Susquehanna International Group is at…
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