Are you looking for a top growth stock to buy heading into 2026? Although valuations are high for many stocks, there are some potential deals still out there right now.

Three stocks that haven't been doing that well this year and that investors may not be valuing as highly as they should be are Amazon ( AMZN +1.74% ) , Viking Therapeutics ( VKTX +0.75% ) , and Carnival Corp. ( CCL +2.96% ) . Here's a closer look at why these growth stocks look underrated, and why they can be big winners next year.

Amazon

Tech giant Amazon has a market cap of $2.4 trillion, but it still looks like an underrated buy. Despite having plenty of growth opportunities related to artificial intelligence (AI), it has drastically underperformed the S&P 500 this year. It's up just 3% w

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