12 Most Promising Stocks Under $20

1. Petróleo Brasileiro S.A. – Petrobras (NYSE:PBR)

Petrobras (NYSE:PBR) is one of the most promising stocks under $20. On March 5, Petrobras reported financial results for 2025, despite a challenging external environment marked by a 14% year-over-year decline in Brent crude prices to $69 per barrel. To mitigate this drop, the company achieved an 11% increase in total oil production, reaching milestones like the 1 million barrel-per-day mark at both the Búzios and Tupi/Iracema fields.

These operational gains supported a net income of $19.6 billion and an adjusted EBITDA of $42.5 billion, underscoring the company’s ability to maintain strong cash flow through high-quality pre-salt assets and increased lifting efficiency. The company’s downstream and logistics sectors also reached peak performance levels, with refineries hitting a 92% utilization rate. High-value products like diesel, gasoline, and aviation fuel accounted for ~74% of total sales, while the expansion into renewable energy saw the launch of sustainable aviation fuel and green diesel initiatives.

Additionally, Petrobras strengthened its long-term outlook by incorporating 1.7 billion barrels of oil into its proven reserves, achieving its highest reserve replacement level in a decade and ensuring sustained production capacity for the future. For 2026, management reaffirmed a focus on capital discipline, production growth, and operational excellence. Petrobras (NYSE:PBR) invested over $20 billion in 2025, a 22% increase year-over-year, with a heavy emphasis on exploration and production.

Petróleo Brasileiro S.A. – Petrobras (NYSE:PBR) explores, produces, and sells oil and gas in Brazil and internationally. It operates through three segments: Exploration & Production; Refining, Transportation & Marketing; and Gas & Low Carbon Energies.

While we acknowledge the potential of PBR to grow, our conviction lies in the belief that some AI stocks hold greater promise for delivering higher returns and have limited downside risk. If you are looking for an AI stock that is more promising than PBR and that has 100x upside potential, check out our report about this cheapest AI stock.

READ NEXT: 40 Most Popular Stocks Among Hedge Funds Heading Into 2026 and 33 Stocks That Should Double in 3 Years.

Disclosure: None. Insider Monkey focuses on uncovering the best investment ideas of hedge funds and insiders. Please subscribe to our free daily e-newsletter to get the latest investment ideas from hedge funds’ investor letters by entering your email address below.