

Mid-cap stocks often strike the right balance between having proven business models and market opportunities that can support $100 billion corporations. However, they face intense competition from scaled industry giants and can be disrupted by new innovative players vying for a slice of the pie.
These dynamics can rattle 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 are three mid-cap stocks to avoid and some other investments you should consider instead.
Market Cap: $12.44 billion
Known for its memorable Super Bowl commercials that put it on the map, GoDaddy (NYSE:GDDY) is a domain registrar and web services provider that helps entrepreneurs establish an online presence through domain registration, website building, hosting, and e-commerce tools.
Why Do We Think GDDY Will Underperform?
At $99.75 per share, GoDaddy trades at 2.4x forward price-to-sales. Check out our free in-depth research report to learn more about why GDDY doesn’t pass our bar.
Market Cap: $22.1 billion
Founded in 1959, Packaging Corporation of America (NYSE: PKG) produces containerboard and corrugated packaging products as well as displays and package protection.
Why Is PKG Not Exciting?
Packaging Corporation of America is trading at $249.69 per share, or 21.6x forward P/E. Read our free research report to see why you should think twice about including PKG in your portfolio.
Market Cap: $11.29 billion
Pioneering an alternative to traditional metal braces with nearly invisible plastic aligners, Align Technology (NASDAQ:ALGN) designs and manufactures Invisalign clear aligners, iTero intraoral scanners, and dental CAD/CAM software for orthodontic and restorative treatments.
Why Are We Cautious About ALGN?
Align Technology’s stock price of $160.62 implies a valuation ratio of 13.8x forward P/E. To fully understand why you should be careful with ALGN, check out our full research report (it’s free).
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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-micro-cap company Tecnoglass (+1,552% between June 2020 and June 2025). Find your next big winner with StockStory today.