Brazil's B3 Launches Bitcoin Prediction Markets for Pros

• B3, Brazil's primary stock exchange, is set to launch six new Event Contracts on April 27, allowing bets on Bitcoin, the U.S. dollar, and the Ibovespa index.
• The products are specifically designed for professional investors holding more than 10 million reals ($1.9 million) in assets or those with CVM certification.
• These instruments operate as a regulated prediction market with fixed risk and cash-based settlement, rather than physical delivery of assets.

Mechanics of the New Event Contracts

Starting April 27, B3 will introduce a suite of derivative products that function similarly to international prediction platforms like Kalshi and Polymarket. These Event Contracts allow participants to trade based on the perceived probability of specific market outcomes. The initial offering includes six contracts covering both spot prices and mini futures for Bitcoin, the U.S. dollar, and the Ibovespa stock index.

Each contract is priced up to 100 reals ($19). The pricing structure is designed to reflect the market's estimated likelihood of an event occurring, providing traders with a transparent view of risk and potential payout from the moment a position is opened.

Eligibility and Strategic Goals

While the prediction market sector is expanding, B3 is initially limiting access to its wealthiest clients. Trading is restricted to individuals or entities with at least 10 million reals ($1.9 million) in assets or those officially recognized as professional investors by the CVM, Brazil's securities regulator. Settlement for these contracts will be strictly cash-based, meaning investors will not take possession of Bitcoin or other underlying assets.

Luiz Masagão, B3’s Vice President of Products and Clients, noted that this launch is a key component of the exchange's strategy to modernize the Brazilian derivatives market. The exchange is also preparing to expand its digital footprint further, with plans to launch a proprietary tokenization platform and a stablecoin later in 2024.

Competitive Landscape and Regulation

B3’s entry marks the first time a federally regulated prediction market has launched in Brazil. This move comes as global interest in prediction markets surges, with total notional volume approaching $160 billion and unique users exceeding 3 million. Locally, the exchange faces competition from platforms like Prévias and Palpitada, which have operated in regulatory gray areas, as well as Kalshi’s recent partnership with XP International.

Despite the launch, the long-term regulatory oversight of such products in Brazil remains a point of debate. Legal experts are currently weighing whether the ultimate authority should lie with the CVM, the Central Bank, or the Ministry of Finance, as the intersection of traditional finance and predictive betting continues to evolve.