Brazil’s Economic Center São Paulo to Pilot Blockchain-Based Microloans for Farmers

BlackRock's business development director, Cristiano Castro, announced at the Blockchain Conference 2025 in São Paulo that Bitcoin exchange-traded funds (ETFs) have unexpectedly become the largest revenue source for the firm, highlighting the significant role these investment products play in the cryptocurrency market. This development underscores the growing institutional adoption of Bitcoin since the launch of these ETFs.

A recent sharp pullback in the cryptocurrency market has raised questions about the viability of the Bitcoin digital asset treasury model, with Architect Partners asserting that it remains intact despite the volatility. This situation has highlighted the performance of BTC-focused public companies, revealing which can navigate market fluctuations and which are struggling.

Ethereum developers are preparing for the Fusaka upgrade, the second major update of 2025, aimed at enhancing the blockchain's capacity to manage increased transaction throughput from layer-2 chains. This upgrade is scheduled for implementation on December 3, 2025.

Brazil's Ministry of Finance has proposed new taxation measures on stablecoins, igniting a heated debate among lawmakers and the cryptocurrency community. The measures aim to regulate the growing use of stablecoins in the country, which has seen a surge in adoption amid increasing interest in digital currencies.

BlackRock's US-listed spot bitcoin ETF, IBIT, launched in January 2024, has rapidly amassed $70 billion in assets and generated substantial fees, becoming the firm's primary revenue source. This remarkable growth highlights the increasing interest in cryptocurrency investments among institutional investors.

Denis Dariotis, the founder and CEO of GoQuant, a cryptocurrency-focused trading software firm, has built a billion-dollar-a-day trading startup, starting his trading journey at the age of nine. His early involvement in trading has shaped his entrepreneurial path and the development of his company.

Phong Le, CEO of Strategy, announced that the company has no immediate debt maturity risks and intends to leverage convertible securities and equity to enhance its Bitcoin holdings over time. This strategy aims to position the company favorably in the cryptocurrency market amidst ongoing volatility.

A new reporting system named DeCripto is set to launch in Brazil in July 2025, aimed at tracking cryptocurrency transactions. This initiative comes as Brazil's tax authority reveals that stablecoins account for 90% of the country's crypto trading volume, highlighting the growing significance of these digital assets in the Brazilian market.