Why Wall Street Soured on Brazil’s Nubank This Year

Brazil · Markets

Key Facts

—The slide. Nubank shares have fallen roughly 28% in 2026, the worst run among major Latin American financial stocks.

—Citi’s cut. Citi moved to Neutral and lowered its target from $18 to $13, warning growth is coming at the cost of profitability.

—BofA’s bear call. Bank of America cut the stock to Underperform with a $10 target after the chief financial officer’s surprise exit.

—More joined in. Susquehanna also moved to Neutral at $13, part of a broad cooling among analysts.

—The core worry. First-quarter provisions for bad loans jumped about 75% year-on-year to roughly $1.7bn.

—The split. The average analyst target still sits near $18, well above the bears, leaving a wide gap of opinion.

After years as the market’s darling, Nubank stock has become one of 2026’s notable losers, as a wave of bank downgrades collides with a tougher credit cycle in Brazil.

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For most of its short life as a public company, Nubank was a one-way bet. The Brazilian digital bank grew customers and profits at a pace that made it a favourite of global investors.

This year the mood has turned. Nubank stock has fallen by roughly a third, making it the weakest of the big Latin American financial names in 2026.

The cause is not a single shock but a steady drumbeat of caution from Wall Street. One bank after another has trimmed its rating, and the reasons rhyme.

The downgrades behind the Nubank stock slide

Citi was among the latest to step back. It moved the stock to a neutral stance and cut its price target from eighteen to thirteen dollars.

Its argument was blunt. The bank said Nubank is chasing growth in lending at the expense of profitability, and that its heavy exposure to credit cards and personal loans leaves it vulnerable if borrowers struggle to repay.

Bank of America went further. It downgraded the shares to underperform, its most bearish setting, and slashed its target to ten dollars, against a market consensus closer to eighteen.

The trigger there was a jolt to the top of the company. The bank’s move followed the surprise departure of Nubank‘s chief financial officer, a key figure for funding and risk discipline, just as conditions toughened.

Others joined the retreat. Susquehanna also shifted to a neutral view with a thirteen-dollar target, part of a broad cooling that has reset expectations for the stock.

A credit cycle that is biting harder

Behind the ratings sits a real economic shift. Brazil’s interest rates are high and have stayed high, and the country’s banks are bracing for more loans to sour.

Nubank is not immune. In the first quarter, the money it set aside to cover bad loans jumped by around three-quarters from a year earlier, to roughly one and seven-tenths billion dollars.

Its loan book grew fast at the same time, by about forty percent, and a closely watched measure of late payments crept higher. That mix, rapid lending growth into a weakening cycle, is exactly what makes analysts nervous.

The strain is sector-wide, not unique to the fintech. Brazil’s largest banks shed tens of billions in market value earlier this year as they flagged tighter credit and rising losses.

Nubank’s slide also began before the credit worries took hold. For part of the year the stock lagged on a different fear, that artificial intelligence could erode the low-cost, data-driven edge that set digital banks apart.

That earlier softness left the shares more exposed when the harder questions about lending arrived. Two separate doubts, about technology and about credit, have now stacked on top of each other.

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Nubank

NUBANK · NYSE / Brazil fintech

Share price · live

R$12.37

▲ +1.47% today

Peers & comparators

ITUB4 · Itaú Unibanco

▼ -0.52%

BBDC4

▼ -0.96%

BBAS3 · Banco do Brasil

▼ -0.57%

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A growth story on trial

None of this means Nubank is in trouble. It remains hugely profitable, serves more than half of Brazil’s adults, and is pushing into Mexico and a US banking licence.

The debate is narrower and more interesting. It is about whether a company priced for flawless growth can keep that premium while it lends aggressively into a harder economy.

The wide gap between the bears near ten dollars and a consensus near eighteen captures the uncertainty. One camp sees execution risk; the other sees a temporary wobble in a structural winner.

For a reader weighing the region, the lesson is broader than one stock. This is factual context, not investment advice, and it shows how quickly a tougher credit cycle can reprice even Latin America’s brightest financial star.

Frequently Asked Questions

How much has Nubank stock fallen in 2026?

The shares are down roughly a third this year, making Nubank the weakest of the major Latin American financial stocks. The decline followed a series of analyst downgrades rather than a single event.

Why are analysts cutting their ratings?

They worry that Nubank is growing its loan book aggressively into a tougher Brazilian credit cycle, raising the risk of bad loans. A surprise exit by the chief financial officer added to concerns about execution.

Is Nubank in financial trouble?

No, the company remains highly profitable and is still expanding at home and abroad. The debate is about whether its high valuation can hold as lending risk rises, not about its survival.

In depth

Brazil inflation, Selic and rates 2026

Fintechs and digital banks in Brazil 2026

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