Bloom Energy Q3: 122% Growth, But Is BE a Buy?

Bloom Energy reported third-quarter 2026 results on October 22, with revenue surging 138% year-over-year to $1.24 billion. The fuel cell maker also raised its full-year revenue outlook for the third time this year, now expecting $4.4 billion to $4.6 billion, up from a prior range of $3.9 billion to $4.2 billion. That implies growth of about 122% at the midpoint versus last year.

The demand driver is clear: artificial intelligence data centers are consuming massive amounts of electricity, and traditional grid infrastructure is struggling to keep up. Bloom's on-site fuel cells offer a faster way to deploy power, and commercial customers are increasingly turning to this solution. Management noted that demand is outpacing current capacity, leading to strong backlog growth.

Profitability improved dramatically. Operating margin expanded to 23.1% from just 8.9% a year ago, as revenue grew 138% while operating expenses rose only 26%. This operating leverage generated $286 million in non-GAAP operating income, a key measure of core profitability.

A major new partnership with American Electric Power (AEP) was also highlighted. AEP will use 700 megawatts of Bloom's carbon capture-enabled servers to provide near net-zero electricity to Google, marking a first-of-its-kind project. This demonstrates how utilities can use on-site generation at the front of the meter, opening a potentially trillion-dollar market for carbon capture and sequestration.

Looking ahead, Bloom is expanding manufacturing capacity while maintaining pricing discipline. Management believes on-site fuel cells will become a preferred choice and complement to the grid across industries and geographies, positioning the company to lead a transformation in energy delivery.

The raised guidance and margin expansion are significant because they show Bloom Energy is not just growing revenue but doing so profitably. The 23.1% operating margin is a huge jump from 8.9%, indicating that the company's business model is scaling efficiently. For long-term investors, this suggests that as revenue continues to grow, profits could accelerate even faster.

The partnership with American Electric Power and Google validates Bloom's technology for utility-scale projects. This is crucial because it opens up a new channel beyond direct sales to commercial customers. Utilities are increasingly looking for ways to meet clean energy goals and support data center growth, and Bloom's carbon capture-enabled servers offer a compelling solution. If this project is successful, it could lead to more utility contracts, expanding Bloom's addressable market.

The AI data center boom shows no signs of slowing, and power demand is expected to keep rising. Bloom's on-site fuel cells provide a rapid deployment advantage over building new transmission lines or power plants. This structural tailwind could drive growth for years. However, investors should note that competition from other distributed energy solutions, such as solar-plus-storage or small modular reactors, could intensify.

Valuation is the key risk. After a massive run-up, BE stock likely prices in a lot of optimism. Any hiccup in execution, such as manufacturing delays or slower customer adoption, could lead to a sharp pullback. Additionally, the company's reliance on natural gas for its fuel cells means it is exposed to fuel price volatility and environmental scrutiny, despite the carbon capture option.