BigBear.ai vs. Nebius: Which AI Stock Is the Better Buy for 2027?

In the rapidly evolving AI landscape, two companies have captured investor interest: BigBear.ai and Nebius Group. BigBear.ai specializes in decision-intelligence software for defense and commercial sectors, while Nebius Group focuses on the infrastructure needed for AI model training and deployment. Despite their differences, both companies present unique investment opportunities.

BigBear.ai reported revenue of nearly $142 million for the trailing 12 months, a slight decline of around 1.5% compared to the previous year. However, the company incurred a net loss of approximately $180 million. Its current ratio stands at 4.9x, and it carries no debt. While BigBear.ai's financials suggest operational challenges, the company's specialized software holds promise in high-stakes defense environments.

Nebius Group, on the other hand, has seen its revenue surge by an impressive 444% year-over-year, reaching nearly $1.4 billion. The company reported a net income of $62 million, marking a turnaround from previous years' losses. Net debt is at $9.1 billion, with a debt-to-equity ratio of 1.0x. Nebius' capital-intensive business model has resulted in negative free cash flow, but the company's strategic position in AI infrastructure is a key differentiator.

When comparing the two, BigBear.ai appears more affordable based on sales over the past twelve months, while Nebius boasts a positive forward P/E using future earnings estimates. Analysts project Nebius to maintain earnings growth as it expands its AI infrastructure, while BigBear.ai is expected to continue reporting losses over the next few years.

In conclusion, Nebius Group emerges as the stronger buy for 2027, driven by explosive revenue growth, improving profitability, and the high demand for its AI infrastructure. However, investors should be mindful of the company's heavy capital expenditure and the potential risks associated with valuation multiples.