How Nu Holdings Makes its Money: Revenue Breakdown

How Does Nu Holdings Make its Money?

Nu Holdings, known as Nubank, is the world’s largest digital banking platform outside of Asia, serving over 100 million customers across Brazil, Mexico, and Colombia. Founded in 2013, Nu disrupted the highly concentrated and fee-heavy Brazilian banking industry by offering a no-fee credit card through a mobile app. The company has since expanded into a full-service digital bank offering checking and savings accounts, personal loans, insurance, investments, and a marketplace. Nu’s cost structure is a fraction of traditional banks — with no branches and a highly automated platform, the company can serve customers profitably at dramatically lower price points. Nu became profitable in 2023 and has been growing rapidly, adding millions of customers per quarter.

Nu Holdings (NU) Business Model

Nu Holdings Competitors

Nu Holdings’s key competitors and comparable public companies in the fintech sector include SoFi, Block (Square), MercadoLibre, and PayPal. Each of these companies competes for market share, investor attention, and revenue in overlapping segments. See how Nu Holdings stacks up by comparing their revenue breakdown, margins, and growth metrics.

Revenue Breakdown

Interest Income (Credit Cards, Personal Loans) — 74% of Revenue

Interest income is the core of Nu’s business, generating $8.5 billion and growing 30.8%. This revenue comes from two primary sources: interest charged on outstanding credit card balances (Nu’s original product) and interest on personal loans originated through the app. Nu pioneered the no-annual-fee credit card in Brazil, disrupting an oligopolistic banking market where the “Big Five” banks (Itaú, Bradesco, Banco do Brasil, Santander Brasil, and Caixa) charged some of the highest fees and interest rates in the world.

With over 100 million customers — representing roughly half of Brazil’s adult population — Nu has built one of the largest digital lending platforms in Latin America. The company uses machine learning models trained on transaction data, app behavioral signals, and bureau data to make credit decisions, enabling it to serve lower-income segments that traditional banks avoided as unprofitable. Average revenue per active customer (ARPAC) has been rising steadily as Nu cross-sells personal loans, secured lending, and higher credit limits to its maturing customer base. Critically, Nu’s cost-to-serve per customer is approximately $0.80 per month — a fraction of the $5–15 per month traditional Brazilian banks spend — giving Nu a structural margin advantage that allows profitability even at lower price points. The credit card portfolio alone has grown to over $30 billion in outstanding balances, while personal loans add another $10+ billion, collectively driving the interest income growth.

Fee & Commission Income — 17% of Revenue

Fee and commission income of $2 billion (growing 25%) comes from interchange fees earned when customers use their Nu credit or debit cards for purchases, account maintenance fees on premium tiers, commission income from investment products sold through the NuInvest platform, and foreign exchange fees on international transactions. The interchange fee is the largest component — every time a Nu customer swipes their card, Nu earns approximately 1.5–2% of the transaction value from the merchant’s acquiring bank.

NuInvest, the company’s investment platform (acquired through the Easynvest acquisition), allows customers to buy stocks, fixed-income products, and funds directly through the Nu app. By converting banking customers into investment customers, Nu captures additional commission revenue and deepens the relationship, making customers less likely to switch to competitors. The investment platform has attracted billions in assets under custody, though it remains a relatively small contributor compared to card-based fee income. Fee income also includes revenue from Nu’s business accounts product for small merchants and freelancers, which charges modest monthly fees for enhanced features.

Insurance Premiums — 3% of Revenue

Insurance premiums of $300 million grew 50% — the fastest of all segments — as Nu expands into life, personal accident, and extended warranty insurance products sold directly through the app. Insurance in Latin America is dramatically underpenetrated: fewer than 15% of Brazilians have life insurance compared to 60%+ in the U.S. Nu’s digital-native approach — offering simple, low-cost policies that can be purchased in a few taps with premiums as low as a few dollars per month — is designed to convert its massive customer base into first-time insurance buyers. The 50% growth rate reflects both the low base and the strong product-market fit of affordable, digitally distributed microinsurance in a market where traditional insurers rely on expensive physical agent networks.

Nu Holdings (NU) Income Statement

All values in millions USD unless otherwise stated.

Financial data sourced from Nu Holdings SEC Filings.

Nu Holdings (NU) Key Financial Metrics

• Gross Margin: 63.5%
• Operating Margin: 21.7%
• Revenue Growth: 35.3%

Is Nu Holdings Profitable?

Yes, Nu Holdings is robustly profitable, reporting $2 billion in net income with a 21.7% operating margin — exceptional for a fintech company that was unprofitable just two years ago. The 63.5% gross margin reflects Nu’s digital-first cost structure: with no physical branches and highly automated customer service (90%+ of interactions handled by AI), the company keeps operating costs radically lower than traditional banks. Nu’s return on equity (ROE) has accelerated to approximately 25–30%, approaching the levels of Brazil’s most profitable traditional banks despite Nu being a fraction of their size. The rapid profit ramp validates the core thesis that digital banks can achieve traditional bank profitability while serving a much larger customer base at lower price points. Free cash flow has also turned positive, giving Nu the ability to fund growth internally rather than relying on external capital raises.

Nu Holdings (NU): What to Watch

1. Mexico and Colombia customer growth — Nu has over 8 million customers in Mexico and 2 million in Colombia, both massively underpenetrated markets; replicating Brazil’s success (where Nu serves ~50% of adults) in these countries would roughly double the company’s addressable market and is the primary long-term growth driver
2. Revenue per customer (ARPAC) expansion — currently approximately $11 per month per active customer; cross-selling personal loans, investments, insurance, and business accounts to the 100M+ customer base should drive ARPAC toward $15–20 over time, representing the most capital-efficient growth path
3. Credit quality and net charge-off rates — as Nu extends credit to lower-income Brazilian consumers, the non-performing loan (NPL) ratio is the key risk metric; any meaningful deterioration (particularly during economic downturns in Brazil) could quickly erode profitability, and Brazil’s consumer credit market is notoriously cyclical
4. Competitive response from incumbent banks — Brazil’s Big Five banks are investing billions in their digital platforms (Itaú’s iti, Bradesco’s Next) and could compete more aggressively on fees and rates; Nu’s technology cost advantage may narrow as incumbents modernize their tech stacks
5. Insurance and investment product expansion — the 50% growth in insurance premiums and the increasing scale of NuInvest demonstrate Nu’s ability to move beyond banking; success in these adjacent financial services would significantly increase lifetime customer value and diversify revenue away from credit-driven interest income

Nu Holdings (NU) Financial Summary

Nu Holdings (Nubank) is the world’s largest digital bank outside Asia, serving 100+ million customers across Brazil, Mexico, and Colombia with a digital-first platform that delivers traditional banking services at radically lower cost. The $11.5 billion in revenue, 35.3% growth rate, and $2 billion in net income demonstrate that fintech disruption in emerging markets can scale to both enormous size and impressive profitability. Nu’s structural advantages — $0.80/month cost-to-serve versus $5–15 for traditional banks, 90%+ AI-handled customer interactions, and zero physical branch overhead — create a durable margin moat that funds rapid geographic and product expansion. At a $67.8 billion market cap (roughly 6x revenue and 34x earnings), the stock prices in substantial continued growth, which makes execution in Mexico and Colombia and ARPAC expansion the critical variables. The key risk remains credit quality in Latin America’s volatile consumer economies — a severe recession could spike charge-offs and test the resilience of Nu’s relatively young credit portfolio.