StoneCo vs. Block: Which Fintech Stock is a Smarter Buy for 2025?

Core Insights - StoneCo and Block are highlighted as leading fintech companies in 2025, focusing on integrated payment and financial services for small- and medium-sized merchants [1] StoneCo Performance - StoneCo reported a strong first quarter in 2025, with adjusted earnings exceeding the Zacks Consensus Estimate by 6.3% and a year-over-year improvement of 17.2% [2] - The company achieved a 19% increase in gross profit, driven by effective repricing and lower average funding spreads, showcasing a disciplined approach to profitability [2] - Year-to-date, StoneCo shares surged 67.3%, significantly outperforming the Internet-Software industry's 14.7% gain and the S&P 500's 0.8% rise [5] - StoneCo's first-quarter revenue growth was 19% year-over-year, with Financial Services revenues up 20% and Software revenue rising 11% [8] - Adjusted EPS increased by 17.2%, with basic EPS surging 36% year-over-year, supported by disciplined cost control and margin expansion [9] - The company has returned approximately R$1 billion year-to-date through aggressive share repurchases, with a total of R$2.4 billion in buybacks over the past 12 months [10] Block Performance - Block reported a 28% increase in adjusted operating income and a 15% rise in adjusted EBITDA in the first quarter of 2025 [3] - The Square segment saw a 9% increase in gross profit, supported by gross payment volume growth of 8.2% on a constant currency basis [11] - Block generated $1.53 billion in adjusted free cash flow over the trailing 12 months, up from $1.07 billion a year ago, and repurchased $600 million in stock through April 2025 [15] - Cash App is focusing on user growth and expanding its network, with plans to scale Cash App Borrow after receiving FDIC approval [12] Valuation Comparison - StoneCo is trading at a forward 12-month P/E ratio of 8.75, while Block's forward earnings multiple is at 19.79, both appearing undervalued compared to the industry's forward P/E of 37.59 [17] - StoneCo is considered a more compelling investment opportunity compared to Block, which has mixed investor sentiment due to Cash App's near-term softness and premium valuation [19][20]