Growth Investing
Growth investing is an equity investment approach that prioritizes companies with above-average earnings, revenue, or cash flow growth potential, typically accepting higher current valuations (higher price-to-earnings or price-to-sales multiples) on the expectation that future growth will justify and reward the premium paid. Growth investors focus on identifying businesses with durable competitive advantages that can sustain above-market expansion rates for extended periods.
Key takeaways
- Growth stocks are typically characterized by high P/E, P/S, and EV/EBITDA multiples relative to the market, reflecting expectations of future growth rather than current earnings power.
- The primary driver of returns in growth investing is earnings or revenue growth ('growth beats') rather than multiple expansion or dividend income.
- Growth investing is sensitive to interest rate environments: higher discount rates reduce the present value of distant earnings, mechanically compressing growth stock valuations.
- Quality growth investing distinguishes high-growth businesses with strong competitive moats (high ROIC, recurring revenues, network effects) from 'hope stocks' with growth projections but no clear path to profitability.
- The canonical growth investment framework was articulated by Philip Fisher in 'Common Stocks and Uncommon Profits' (1958) and further developed by practitioners including Peter Lynch, T. Rowe Price Jr., and more recently, practitioners of the GARP (Growth at a Reasonable Price) approach.
Explanation
Growth investing as a formal discipline emerged in the mid-20th century as capital markets developed sufficient depth and analytical infrastructure to support research into corporate growth dynamics. T. Rowe Price Jr. is widely credited with pioneering the style in the 1930s and 1940s, identifying that companies in early stages of their growth lifecycle — benefiting from new products, expanding markets, or superior management — could generate extraordinary long-run returns if purchased and held through inevitable short-term volatility.
The theoretical underpinning of growth investing connects to the concept of reinvestment at above-cost-of-capital rates. A business that earns a return on invested capital (ROIC) of 25% and retains 80% of its earnings for reinvestment will grow book value at 20% annually (80% × 25%). If the market recognizes this compounding over time, the stock price will rise proportionally, and the growth investor captures the benefit. Warren Buffett and Charlie Munger at Berkshire Hathaway famously evolved from pure value investing toward quality growth investing, summarized in Munger's aphorism: 'A wonderful company at a fair price is better than a fair company at a wonderful price.'
Growth investing carries distinct risks that value investing does not. The primary risk is valuation: paying 50x earnings for a company that grows at 20% annually still requires 8-10 years of uninterrupted growth to achieve a normalized valuation, leaving little margin for error. Disappointments — a single quarter of slowing growth, a competitive threat, or macroeconomic headwinds — can cause severe multiple compression that overwhelms the underlying business growth. The technology sector's boom and bust in 2021-2022 illustrated this vividly: companies growing revenue at 30-50% annually but trading at 20-30x revenue saw 70-90% stock price declines when rising interest rates compressed the market's willingness to pay for distant cash flows.
Practical growth investing requires disciplined screening for quality alongside growth. High-quality growth businesses typically exhibit: (1) sustainable competitive advantages (moats) such as network effects, switching costs, or proprietary technology; (2) high gross margins (>60%) indicating pricing power; (3) high ROIC (>20%) demonstrating capital efficiency; (4) large total addressable markets (TAM) that can support continued growth; and (5) capable management teams with clear capital allocation priorities. GARP (Growth at a Reasonable Price) investors add a valuation filter, seeking to pay multiples consistent with the company's growth rate (PEG ratio ≤ 1) rather than unrestricted premium multiples.
Formula
PEG Ratio = P/E Ratio / EPS Growth Rate; Sustainable Growth Rate = ROIC × Reinvestment Rate
Example
An investor purchases Shopify Inc. in January 2017 at $87 per share (approximately 15x revenue). Shopify grows its revenue from $389 million in 2016 to $4.6 billion in 2021 (approximately 65% CAGR), while the number of merchants on its platform grows from 375,000 to 1.75 million. By late 2021, Shopify trades near $1,750 per share, representing a return of approximately 1,900% over five years. The investment thesis was vindicated by accelerating e-commerce adoption and the strength of Shopify's platform ecosystem. However, an investor who entered at the 2021 peak ($1,750, ~30x revenue) and held through 2022 saw the stock decline 75% as rate-sensitive growth multiples compressed sharply.
Related terms
Book Value Dividend Yield Equity Free Cash Flow Invested Capital Margin Premium Return On Invested Capital Secondary Offering Stock Tracking Error Value Investing