3 Large-Cap Stocks on Our Watchlist

Barchart·05/21/2026 03:34:21

Large-cap stocks usually command their industries because they have the scale to drive market trends. The flip side though is that their sheer size can limit growth as expanding further becomes an increasingly challenging task.

This is precisely where StockStory comes in - our job is to find you high-quality companies that can win regardless of the conditions. That said, here are three large-cap stocks whose competitive advantages create flywheel effects.

Palo Alto Networks (PANW)

Market Cap: $200 billion

Founded in 2005 by security visionary Nir Zuk who sought to reimagine firewall technology, Palo Alto Networks (NASDAQ:PANW) provides AI-powered cybersecurity platforms that protect organizations' networks, clouds, and endpoints from sophisticated threats.

Why Is PANW on Our Radar?

1. Projected revenue growth of 28.3% for the next 12 months is above its two-year trend, pointing to accelerating demand
2. Well-designed software integrates seamlessly with other workflows, enabling swift payback periods on marketing expenses and customer growth at scale
3. Strong free cash flow margin of 36% enables it to reinvest or return capital consistently

Palo Alto Networks is trading at $244.40 per share, or 13.5x forward price-to-sales. Is now a good time to buy? Find out in our full research report, it’s free.

Waste Management (WM)

Market Cap: $88.18 billion

Headquartered in Houston, Waste Management (NYSE:WM) is a provider of comprehensive waste management services in North America.

Why Could WM Be a Winner?

1. Market share has increased this cycle as its 10.8% annual revenue growth over the last two years was exceptional
2. Offerings are mission-critical for businesses and lead to a premier gross margin of 39%
3. Disciplined cost controls and effective management resulted in a strong long-term operating margin of 17.4%

At $219.55 per share, Waste Management trades at 26.5x forward P/E. Is now the time to initiate a position? See for yourself in our in-depth research report, it’s free.

Rocket Lab (RKLB)

Market Cap: $77.71 billion

Becoming the first private company in the Southern Hemisphere to reach space, Rocket Lab (NASDAQ:RKLB) offers rockets designed for launching small satellites.

Why Are We Bullish on RKLB?

1. Annual revenue growth of 55.1% over the past two years was outstanding, reflecting market share gains this cycle
2. Operating profits and efficiency rose over the last five years as it benefited from some fixed cost leverage
3. Negative free cash flow margin has improved over the last five years, showing the company is one step closer to financial self-sufficiency

Rocket Lab’s stock price of $123.09 implies a valuation ratio of 78.5x forward price-to-sales. Is now the right time to buy? Find out in our full research report, it’s free.

Stocks We Like Even More

ONE MORE THING: Top 6 Stocks for This Week. This market is separating quality stocks from expensive ones fast. AI 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%. AppLovin before it ran 753%. Nvidia before it ran 1,178%. 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 (+1,326% between June 2020 and June 2025) as well as under-the-radar businesses like the once-small-cap company Exlservice (+354% five-year return). Find your next big winner with StockStory today.

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