Duolingo Inc. Class A Common Stock (DUOL)

FairStock Score: 85/100 — HIGH CONVICTION

Key Financials

Strengths

• Generates $265 million in annual free cash flow (5.7% yield on market cap)
• High return on equity of 38.1% demonstrating efficient capital deployment
• Conservative balance sheet with debt-to-equity of just 0.07, providing financial flexibility
• Altman Z-Score of 5.3 confirms minimal bankruptcy risk and strong solvency
• Revenue growth of 35.0% demonstrates strong top-line momentum

AI Analysis

Duolingo Inc. Class A Common Stock is a small-cap technology company valued at $4.7 billion. The business generates $1.0 billion in annual revenue with a 4.0% net margin and $265 million in free cash flow. From a quality standpoint, Duolingo shows Altman Z-Score of 5.3 confirms fortress-level solvency and strong 38% ROE. On valuation, the stock is attractively valued at 11.7x earnings, with trades above its Graham Number with a negative 34% margin. Growth dynamics show revenue growing at 35.0% and profit growth of 201.7%. Our composite FairStock Score of 85/100 reflects strong fundamentals overall. This combination of reasonable valuation, solid returns, and conservative leverage makes it worth a closer look for value-oriented portfolios.

Bull Case

Duolingo's 35% revenue growth trajectory could accelerate as it captures additional market share in the technology sector. With $265 million in annual free cash flow (5.7% yield), management has ample capital for buybacks, dividends, or accretive acquisitions.

Bear Case

Macro headwinds or sector-specific disruption could pressure margins, particularly if competitive intensity increases in the technology space. Regulatory changes, input cost inflation, or demand normalization represent underappreciated risks that could materially impact forward estimates.

Data from SEC filings. AI analysis is for educational purposes only — not investment advice. Scoring methodology · Disclaimer