

Many investors pay attention to mid-cap stocks because they have established business models and expansive market opportunities. However, their paths to becoming $100 billion corporations are ripe with competition, ranging from giants with vast resources to agile upstarts eager to disrupt the status quo.
Luckily for you, our mission at StockStory is to help you make money and avoid losses by sorting the winners from the losers. Keeping that in mind, here is one mid-cap stock with a long growth runway and two that could be down big.
Market Cap: $20.4 billion
Started as a simple trucking business, Tyson Foods (NYSE:TSN) is one of the world’s largest producers of chicken, beef, and pork.
Why Are We Out on TSN?
Tyson Foods is trading at $57.87 per share, or 13x forward P/E. If you’re considering TSN for your portfolio, see our FREE research report to learn more.
Market Cap: $28.85 billion
A company that manufactured critical equipment for the United States military during World War II, Dover (NYSE:DOV) manufactures engineered components and specialized equipment for numerous industries.
Why Do We Think Twice About DOV?
Dover’s stock price of $214.27 implies a valuation ratio of 19.7x forward P/E. Read our free research report to see why you should think twice about including DOV in your portfolio.
Market Cap: $19.18 billion
Based in Texas and founded over a century ago, Lennox (NYSE:LII) is a climate control solutions company offering heating, ventilation, air conditioning, and refrigeration (HVACR) goods.
Why Are We Fans of LII?
At $551.52 per share, Lennox trades at 22.1x forward P/E. Is now the right time to buy? Find out in our full research report, it’s free.
ALSO WORTH WATCHING: Top 5 Momentum Stocks. The best time to own a great stock is when the market is finally noticing it. These aren’t just high-quality businesses. Something is happening with them right now. Elite fundamentals meet near-term momentum — both boxes checked at the same time.
Find out which stocks our AI platform is flagging this week. See this week’s Strong Momentum stocks — FREE. Get Our Strong Momentum 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 Exlservice (+271% between June 2020 and June 2025). Find your next big winner with StockStory today.