5 Best AI Stocks to Invest in According to Billionaires

2. MongoDB Inc. (NASDAQ:MDB)

Dollar Value of Billionaire Holdings: $4.23 billion

Number of Billionaire Investors: 29

MongoDB Inc. (NASDAQ:MDB) is one of the best AI stocks to invest in according to billionaires. On March 5, MongoDB concluded 2025 with total revenue of $2.01 billion, which was a 19% increase over the previous year. Q4 contributed $548.4 million to this total, growing 20% year-over-year, primarily driven by the performance of MongoDB Atlas. Atlas revenue rose 24% in the final quarter, now representing 71% of the company’s total revenue.

The company also expanded its customer base to over 54,500 organizations, benefiting from better-than-expected consumption and a high volume of new workload wins across its scalable platform. MongoDB Inc. (NASDAQ:MDB) reported a GAAP net income of $15.8 million in Q4 compared to a net loss in the prior year. Non-GAAP income from operations for the quarter reached $112.5 million, up from $69.2 million a year ago.

For 2026, MongoDB expects total revenue to range between $2.24 billion and $2.28 billion. Management anticipates stable growth in Atlas consumption while forecasting a high-single-digit percentage decline in non-Atlas revenue. Q1 revenue is projected to be between $524 million and $529 million. Through the integration of Voyage AI, the company aims to simplify the development of AI-powered applications by combining real-time data with advanced embedding and retrieval models directly within its database architecture.

MongoDB Inc. (NASDAQ:MDB), together with its subsidiaries, provides a general-purpose database platform worldwide. The company provides MongoDB Atlas, MongoDB Enterprise Advanced, and Community Server.