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How to play 50 Horses
The latest contribution is not the first time Rovito’s campaign donations to Grasso have attracted attention.
In 2017, Rovito donated $5,000 to Grasso’s unsuccessful campaign for Illinois attorney general. Grasso returned that money about a month later after a television station questioned the contribution, according to Patch.
Grasso did not explain the reason for that earlier return.
What is 50 Horses?
The arrests come amid a surge in burglaries targeting Illinois’ vast network of nearly 50,000 video gaming terminals.
Illinois Gaming Board data obtained earlier this year by the Chicago Sun-Times revealed that 502 gaming-related burglaries had been reported through June 22—already topping the 473 recorded during all of 2025. More than $1.5 million was stolen during the first half of 2026 across more than 100 municipalities.
The attacks have shown little sign of slowing. Earlier this month, law enforcement noted that a single crew is suspected in coordinated burglaries across Wheeling, New Lenox, and Peotone, where masked offenders armed with sledgehammers hit gaming venues within a 24-hour span.
What is 50 Horses?
“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.
Marantelli identifies White Swan and Susquehanna as two firms operating at industrial scale in parlays, with Jump Trading, Mojo and DL Trading among the possible leading group. Below them are numerous smaller syndicates, some managing between $5 million and $10 million, alongside sports-specific specialists.