Brazil blocks cluster of prediction markets platforms

27th April, 2026

Narayani Srinivasan
Brazil Sao

Brazilian authorities have shut down 27 prediction market platforms—including major players like Kalshi and Polymarket—following the entry of the country’s stock exchange into event contracts.

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ABN AMRO
Bank of America
CBOE
Citi
Goldman Sachs
DRW Holdings
HSBC
J.P Morgan
Marex
Morgan Stanley
SGX
SocGen
Susquehanna
MUFG Investor Services
TP ICAP
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