

Small-cap stocks can be incredibly lucrative investments because their lack of analyst coverage leads to frequent mispricings. However, these businesses (and their stock prices) often stay small because their subscale operations make it harder to expand their competitive moats.
These trade-offs can cause headaches for even the most seasoned professionals, which is why we started StockStory - to help you separate the good companies from the bad. Keeping that in mind, here is one small-cap stock that could amplify your portfolio’s returns and two that may have trouble.
Market Cap: $4.26 billion
Initially in the defense industry, Griffon (NYSE:GFF) is a now diversified company specializing in home improvement, professional equipment, and building products.
Why Are We Hesitant About GFF?
Griffon is trading at $94.01 per share, or 15.6x forward P/E. Dive into our free research report to see why there are better opportunities than GFF.
Market Cap: $2.74 billion
Operating in water depths reaching 12,000 feet below the surface, Seadrill (NYSE:SDRL) owns and operates drillships and semi-submersible rigs that drill oil and gas wells in deepwater offshore locations.
Why Do We Pass on SDRL?
Seadrill’s stock price of $44.35 implies a valuation ratio of 24.2x forward P/E. Check out our free in-depth research report to learn more about why SDRL doesn’t pass our bar.
Market Cap: $2.86 billion
Starting as a payment gateway provider in 1999 and now processing over $200 billion in annual payment volume, Shift4 Payments (NYSE:FOUR) provides integrated payment processing solutions and software that help businesses accept and manage transactions across in-store, online, and mobile channels.
Why Will FOUR Beat the Market?
At $36.30 per share, Shift4 trades at 6.3x forward P/E. Is now the time to initiate a position? See for yourself in our in-depth research report, it’s free.
ONE MORE THING: Top 6 Stocks for This Week. This market is separating quality stocks from expensive ones fast. AI is taking down whole sectors with no warning. In a rotation this fast, you need more than a list of good companies.
Our AI system flagged Palantir before it ran 1,662% between October 2022 and February 2026. AppLovin before it ran 753% between February 2024 and February 2026. Nvidia before it ran 1,178% between January 2023 and February 2026. Each week it produces 6 new names that pass the same tests. Get Our Top 6 Stocks for Free HERE.
Stocks that made our list in 2020 include now familiar names such as Nvidia (+1,460% between June 2020 and June 2025) as well as under-the-radar businesses like the once-small-cap company Comfort Systems (+1,154% between June 2020 and June 2025). Find your next big winner with StockStory today.