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Marantelli says the London-based White Swan is a significant market maker on several secondary exchanges, accounting for as much as 40% of activity on some platforms. Its particular focus is the RFQ, parlay market.
“Just better margins,” he says of that decision. “I think it’s more defendable. It’s the area that fewer people can do well. So I think it’s more defendable margin, more ability to get long-term contracts and beneficial positions.”
Singles can be profitable, but parlay pricing requires the market maker to calculate the correlations between multiple outcomes and respond dynamically to individual requests. It is a skill set built over years in the sharper regions of the existing sports betting ecosystem.
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Investigators said cellphone tracking ultimately led them to the suspects.
Early Monday, Sept. 14, police tracked phones linked to the men to BB’s B.F.E. Bar & Grill in Latham, roughly 25 miles northwest of Decatur.
The Logan County Sheriff’s Office responded to check the venue and confirmed a break-in: power to the building had been cut, an ATM opened, and multiple video gaming terminals smashed and emptied of cash, according to affidavits.
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In Maryland, the state’s six casinos combined to win $160 million in August, representing a 6% drop from the prior year. In Virginia, casino revenue from its five casinos was $97.6 million, almost 5% lower than August 2025.
In Delaware, in-person casino revenue eased almost 3% to $43.8 million, and in New York, racino GGR plunged 38% to $137.2 million.
West Virginia, the only other state traditionally included in the Mid-Atlantic, does not issue monthly casino revenue reports.
