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Each settlement involved cooperation with Kalshi’s investigation.
What distinguishes Santos’ penalty is the exchange’s allegation that he actively issued false or misleading statements to alter prices and profited materially, violating additional rules such as failure to cooperate and manipulative conduct.
These breaches escalated his sanction to a permanent ban and a significantly larger fine compared to others involved.
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Strip away the language of contracts, order books and event trading and Bernard Marantelli has a blunt description of what is happening inside US sports prediction markets. “Kalshi is a sportsbook that’s just not allowed to have an in-house risk team,” says the founder of White Swan Data, one of the specialist firms now making markets on prediction exchanges.
The difference is all about the risk function. A sportsbook employs traders to price bets and manage its exposure. An exchange provides an API through which firms compete to quote prices and supply liquidity.
“Here’s an API. Bernard and 88 other people can market-make all these request-for-quotes (RFQs),” Marantelli says. “Some people might come in and just do esports because they’re esports experts. Others do everything. Some focus on same-game parlays. But it’s a sportsbook.”
About Vampire Senpai
At Sun International’s Capital Markets Day, the company also revealed it was assessing expansion opportunities in Zambia, Kenya and Ghana.
The company recently launched a new user interface for SunBet in both South Africa and Botswana, and Bengtsson said there was more to come.
“That work is ongoing,” Bengtsson commented. “We had a very strong World Cup, which shows that our sportsbook can handle and can have the capacity to handle larger volumes.
