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Catalist initially received a list of fewer than 10 potential market makers from Kalshi. It has since completed agreements with close to 20 and is engaging with approximately another 20.
That growth reflects the expanding number and variety of sports contracts. ITF tennis is particularly dependent on official data because its more than 60,000 annual matches are not generally televised. Unofficially monitoring a tour moving between locations such as Bogotá and Bali would be difficult, Monk noted.
Streaming is also becoming part of the product. Monk said prediction market interfaces had moved beyond their earlier trading-led presentation to incorporate streams, player propositions and combinations resembling sportsbook bet builders.
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“We have made progress, such as increasing the direct tax to 15% and including the activity in the Selective Tax. Those benefiting from social programmes and those who joined the Desenrola programme were also prohibited from betting.”
He also pointed to the self-exclusion mechanism adopted by the government.
“The debate about prohibition will remain open in the country for the next few years,” he said. “It will be an institutional debate between the Supreme Court, Congress and the executive branch.
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Handle analog is a metric used as a cleaner comparison between sportsbooks and prediction markets because the latter’s volume doesn’t compare evenly with sportsbook handle.
Based on its projections, EKG sees the overall sports wagering industry growing 8% year-over-year, outpacing the current baseline growth rate of 5% (a figure that strips out temporary boosts from the 2026 World Cup).
Assuming that 8% spurt is realized, it’d be impressive because since the end of the 2025 football season, only Missouri and Alberta, Canada joined the live and legal sports betting party with Arkansas opening to DraftKings and FanDuel earlier this year.
