What Is a Growth Stock? Growth Investing Explained
On this page
A growth stock is a company whose sales and earnings are increasing faster than the market average. These companies typically reinvest that growth instead of paying it out as dividends. A retailer opening new stores, a software company adding customers, a drugmaker funding new research: each is betting the reinvestment builds more value over time than a dividend check would today.
That single idea splits the market into three broad groups, by what the price is actually paying for. A growth stock is priced for a future that has not arrived yet. A value stock is priced closer to what the company already earns. An income stock is priced mainly for the dividend.
What "growth stock" means
A growth stock is a company whose sales and earnings are growing faster than the broader market. It plows its profits back into the business instead of paying them out as dividends. Investors buy the stock expecting the business to be meaningfully bigger in a few years. In exchange, they accept a low or non-existent dividend today.
Two other labels sit next to it:
- A value stock is priced cheaply relative to its current profits. You are paying for what the business already earns, not what it might earn later.
- An income stock is priced mainly for the dividend it pays out today, not for growth in the underlying business.
These are not three separate baskets of stocks. They are three ways of reading the same companies. A single company can look like a reasonably priced grower: strong sales and earnings growth, at a price that has not gotten ahead of itself. That company fits both the "growth stock" and "value stock" labels at once.
Growth stock vs value stock
Growth and value both ask what you are paying for. A growth stock's price bets on future earnings. A value stock's price is a discount on earnings the company already has, the terrain our guide to how to tell if a stock is undervalued covers. Growth and value are two lenses on the same universe, not opposite baskets. Plenty of quality businesses show up as attractively priced growers, rather than purely one label or the other. A company can screen well on both a growth measure and a value measure in the same quarter. That happens when its earnings are accelerating and the market has not caught up to the price yet.
| Growth stock | Value stock | Income stock | |
|---|---|---|---|
| What you pay for | Future sales and earnings growth | Current profits, at a discount | The dividend paid out today |
| Typical payout | Little to no dividend | Sometimes a modest dividend | High dividend by design |
| Main risk | The future growth arrives slower than the price assumes | The market's discount turns out to be justified | Earnings that no longer cover the dividend |
Peter Lynch's stock types - not every grower is the same kind of grower
In his book One Up on Wall Street, investor Peter Lynch grouped stocks into six informal categories. The book is decades old and its examples are dated, but the categories are still a useful way to ask what kind of grower a company actually is. They are cited here as investing history, not as a framework MoatMint scores against.
| Type | What it means |
|---|---|
| Slow grower | A large, mature company growing only a little faster than the economy, usually paying a steady dividend |
| Stalwart | A big, established company growing at a steady pace year after year - Lynch put this at roughly double the economy's growth rate, about 10% to 12% a year |
| Fast grower | A small, aggressive company expanding quickly, often 20% to 25% a year in Lynch's own rough estimate - the type most people picture when they hear "growth stock" |
| Cyclical | A company whose sales and earnings rise and fall with the broader economy |
| Turnaround | A company recovering from a period of real trouble, where the story is the recovery itself |
| Asset play | A company worth more for what it owns (real estate, cash, a stake in another business) than for what it currently earns |
Lynch's point in sorting stocks this way was practical. Know which type you own, because each one behaves differently and gets valued differently by the market. A fast grower that slows down does not stay a fast grower. The market usually re-rates it as a stalwart, and the stock can suffer even while the business is still fine. A cyclical bought at the top of its cycle, when earnings look their best, is a classic way to overpay. The earnings that justified the price are often the ones about to fall. A turnaround is the mirror image: the earnings look weak or absent, so the stock is cheap only if the recovery actually happens.
Lynch's six types are one lineage within growth investing, not the whole tradition. Investor William O'Neil took a different practitioner's approach in How to Make Money in Stocks (1988): the CANSLIM system, built around accelerating quarterly earnings and strong price action, rather than Lynch's question of what kind of grower a company is.
Fast growers and stalwarts both connect to a separate idea: how long a company's edge over its competitors is likely to last. A fast grower that builds a genuine durable moat can keep compounding well past the point most fast growers slow down. A stalwart is often just what that looks like further along: one of the wide-moat, steady compounders that traded fast early growth for years of dependable, if slower, growth.
How to tell if a company's growth is accelerating or fading
A single big growth number, built up over several years, tells you less than it looks like it does. It can be the tail end of a run that already peaked. The signs of growth speeding up right now are different. Watch the pace of earnings growth: is it quickening compared with where it stood a year earlier? Watch whether return on equity is expanding, rather than flat or shrinking. Investors also watch whether profit margins are widening alongside the growth. Growth funded by shrinking margins, spending heavily to chase revenue, is a weaker signal than growth that expands them.
Picture two companies that both report the same 20% growth rate over the last five years. One grew 25% a year ago and is now growing 15%. That is deceleration, even though its multi-year average still looks strong. The other grew 12% a year ago and is now growing 22%. That is acceleration, and its multi-year average actually understates what is happening today. Same historical average, opposite trajectory. The second company's growth is more likely to continue than the first's, because its most recent direction is up, not down.
Academic research backs this up. Lakonishok, Shleifer and Vishny's 1994 study in the Journal of Finance compared "value" stocks with "glamour" (growth) stocks and found value strategies won not because growth stocks carried more risk, but because investors routinely extrapolate a company's recent growth rate into the future and pay too much for that extrapolation. When growth slows below what the price assumed, the previously expensive glamour stock underperforms. The finding applies to any single growth stock, not only a value-versus-growth basket: a growth rate on its own says nothing about whether the market has already paid for it.
How MoatMint rates a stock's Growth
Growth is one of the five factors behind a MoatMint rating - alongside quality, momentum, value and financial health, each shown on a 0-to-10 scale.
The Growth factor looks at two things: whether a company's earnings growth is accelerating (the pace quickening versus a year earlier, not a single trailing figure), and whether its returns on invested capital are improving. It does not score a company's raw multi-year growth rate on its own. The evidence shows a big trailing number is far less persistent than an accelerating trend. It is also often already priced into the stock by the time you see it. The first company in that pair is exactly this trap: its five-year average still reads as strong growth, while its trend and its returns on capital are both moving the wrong way.
This is a research signal about a business's recent trajectory, not a Lynch-style label. A stock can score well on Growth whether the underlying business looks like a fast grower, a stalwart or even a cyclical catching an upswing. The factor asks whether the trend is improving, not which type of company it is.
Growth stocks and risk
Growth stocks typically carry more valuation risk than the rest of the market, because their price already assumes a future that has not happened yet. If the growth arrives slower than expected, or an accelerating trend reverses, the stock can reprice hard even if the business itself is not in trouble. They can also be more volatile through a full market cycle than slower-growing, more established businesses. The risk differs by type, too. A fast grower's risk is that its growth slows. A cyclical's risk is timing the cycle. A turnaround's risk is that the recovery never comes.
That mix of risks is a case for sizing any one growth stock sensibly within a portfolio, rather than concentrating heavily in one growth story. That guide covers how long-term investors weigh the trade-off.
MoatMint ratings and this article are for informational and educational purposes only, not personalized investment advice.