About this app
What is Wolfkin?
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.”
The institutional layer is largely invisible to customers presented with a P2P proposition. Retail users may technically trade against one another, but the depth required by a mass-market product cannot be supplied by occasional customers alone. Professional firms must be prepared to quote continuously and commit substantial capital.
How to play Wolfkin
Earlier this summer, the Dutch Online Gaming Providers (VNLOK) trade body initiated legal action against Meta and lodged a formal complaint with the European Commission, accusing the social media giant of failing to prevent the widespread display of illegal online gambling advertisements targeting Dutch users on Facebook and Instagram.
According to VNLOK, the illegal online gambling market in the Netherlands now matches the size of the regulated sector, with estimated annual revenues in excess of €1 billion ($1.1 billion).
Kathryn covers bitesize breaking news with a primary focus on EMEA and US legislation. A proud North Walian, fluent Welsh speaker and lifelong Wrexham FC fan – long before Hollywood came calling.
What is Wolfkin?
Friday’s announcement followed an investigation that found he manipulated contract prices linked to his anticipated attendance at the 2026 State of the Union address.
He was also fined $71,356.
Kalshi’s compliance department uncovered a series of large trades made by Santos throughout February 2026 involving contracts that would pay out based on whether he attended the State of the Union address on 24 February.
