EPS Growth Calculator - EPS Change and CAGR
Use this eps growth calculator to compare beginning and ending EPS, annualize positive EPS changes, and flag weak base-period cases.
EPS Growth Calculator
Results
What Is EPS Growth Calculator?
An eps growth calculator compares earnings per share at two points in time and turns the change into a total growth rate and, when the numbers allow it, an annualized rate. Use it when you are reviewing a company after an earnings release, comparing several years of annual reports, testing an analyst growth assumption, or checking whether profit per share is improving faster than the share count is changing.
- • Earnings trend review: Compare last year's EPS with the latest reported EPS to see whether per-share profit expanded, contracted, or stayed flat.
- • Valuation support: Use annualized EPS growth beside valuation multiples so a high price multiple can be weighed against actual per-share growth.
- • Forecast check: Translate a past EPS trend into a next-year continuation estimate, then decide whether that pace looks realistic.
- • Peer comparison: Compare companies over the same number of years, using the same EPS type, to reduce accidental apples-to-oranges analysis.
EPS growth is not the same thing as stock return. A company can grow EPS while its share price falls, and a stock can rise because investors pay a higher multiple even when EPS is flat. Treat the result as one profitability signal, then compare it with revenue growth, margins, cash flow, leverage, and valuation.
The calculator works best with reported basic EPS or reported diluted EPS from the same source. Do not mix adjusted EPS for one period with GAAP EPS for another unless your analysis is deliberately focused on management's adjusted presentation.
When you want to compare EPS growth with the actual investor outcome, the Percentage Return Calculator converts price change, dividends, and fees into a return percentage.
How EPS Growth Calculator Works
The calculation has two layers: simple growth across the full period and CAGR-style annualized growth when both EPS values are positive.
- Beginning EPS: The EPS figure at the start of the comparison period, stated in dollars per common share.
- Ending EPS: The EPS figure at the end of the comparison period, using the same EPS type as the beginning figure.
- Years: The elapsed time between the two EPS figures. Annual reports one year apart use 1; a 2021 to 2025 comparison uses 4.
Total growth answers, "How much did EPS change over the full period?" Annualized growth answers, "What steady yearly rate would connect the beginning EPS to the ending EPS?" The second answer is easier to compare across different time spans.
The formula intentionally avoids CAGR when the beginning EPS or ending EPS is zero or negative. A move from a loss to a profit can be a major turnaround, but a compounded growth rate across a sign change is not a stable financial metric.
Three-year EPS expansion
Beginning EPS is $2.50, ending EPS is $3.20, and the period is 3 years.
The EPS change is $0.70. Total EPS growth is $0.70 / $2.50 = 28.00%. Annualized growth is ($3.20 / $2.50)^(1 / 3) - 1 = 8.58%.
The company grew EPS by 28.00% across the period, equal to about 8.58% per year on a compounded basis.
If that annual pace continued for one more year, EPS would be about $3.47. That is a continuation estimate, not a forecast.
According to Investor.gov Earnings Per Share glossary, earnings per share is a public company's net profit divided by its common shares.
According to Investor.gov CAGR glossary, compound annual growth rate is the average annual growth rate over a specified period longer than one year.
For a broader compound-growth comparison that is not limited to EPS, the CAGR Calculator uses the same annualization logic for any positive beginning and ending value.
Key Concepts Explained
These concepts keep the result useful and prevent common interpretation mistakes when EPS moves sharply.
Basic vs. diluted EPS
Basic EPS uses common shares outstanding. Diluted EPS reflects potential dilution from instruments such as options or convertible securities. Use one type consistently across the beginning and ending periods.
Per-share profit
EPS can rise because net income rises, because the share count falls, or both. A buyback can lift EPS even when total earnings grow slowly.
Total growth
Total EPS growth is the full-period percent change. It is useful for reading one reporting span, but it does not normalize different holding periods.
Annualized growth
Annualized EPS growth converts a multi-year change into a steady yearly pace. It is most useful when EPS is positive at both endpoints.
Negative EPS deserves careful wording. A company moving from -$1.00 to $0.50 improved by $1.50 per share, but calling that a 150% annualized growth story would overstate the precision of the metric. In that case, focus on the dollar change and the return to profitability.
Seasonality also matters. Comparing a holiday quarter with a non-holiday quarter can produce a noisy result. Annual EPS comparisons are usually cleaner for companies with seasonal sales or expense cycles.
If EPS growth is part of a company appraisal, the Business Valuation Calculator helps connect earnings assumptions with a broader valuation view.
How to Use This Calculator
Start with consistent EPS figures, then use the outputs as a prompt for deeper review rather than as a standalone investment decision.
- 1 Choose the EPS type: Decide whether the comparison will use basic EPS, diluted EPS, or adjusted EPS, then keep that choice the same for both periods.
- 2 Enter beginning EPS: Use the EPS figure from the older annual or quarterly period.
- 3 Enter ending EPS: Use the matching EPS figure from the latest period in the comparison.
- 4 Enter years: Use the actual elapsed years between the two figures so the annualized rate is not overstated.
- 5 Read the status: Expansion, contraction, flat, or base-period warnings tell you whether the CAGR output should be used or set aside.
Suppose a company reports diluted EPS of $1.80 in 2022 and $2.55 in 2025. Enter 1.80, 2.55, and 3 years. The output gives the full-period EPS gain and the annualized pace you can compare with revenue growth, margin trends, and management guidance.
After checking the company's per-share earnings trend, the Return on Investment Calculator helps measure the return on a specific investment amount.
Benefits of Using This Calculator
The value of the calculation is discipline: it turns a headline EPS change into numbers you can compare and question.
- • Normalizes different periods: Annualized EPS growth lets you compare a two-year recovery with a five-year compounder without relying on raw percent change alone.
- • Separates company performance from stock performance: EPS growth focuses on per-share earnings, while stock return also reflects valuation changes and market sentiment.
- • Flags weak bases: Zero and negative EPS periods are labeled so a turnaround is not presented as a clean compound growth rate.
- • Supports valuation conversations: The annualized rate can be compared with valuation multiples, expected return, and business quality.
- • Improves forecast checks: A next-year continuation estimate helps you see whether a projected EPS target assumes acceleration, deceleration, or a steady pace.
This eps growth calculator is especially useful when earnings headlines emphasize one strong year. A company that doubles EPS after a depressed year may still have a modest multi-year record, while a steady compounder may look less dramatic but more durable.
Use the result with context. Compare EPS growth with revenue, operating margin, free cash flow, debt levels, and share count. Per-share earnings are powerful, but they are only one part of the evidence.
To test what an EPS-growth view could mean for a portfolio contribution plan, the Investment Calculator projects balances from deposits, return assumptions, and time.
Factors That Affect Your Results
Several inputs and accounting choices can change the meaning of EPS growth even when the formula is simple.
Share count changes
Buybacks can raise EPS by reducing shares, while stock issuance can reduce EPS growth even when net income rises.
One-time items
Asset sales, impairments, restructuring costs, or tax benefits can create a large EPS move that does not reflect normal operations.
Adjusted earnings
Management-adjusted EPS may exclude costs or gains. It can be useful, but compare the adjustment policy before relying on it.
Cycle timing
Cyclical companies can show high EPS growth from a trough and weak growth from a peak. Choose comparison dates that match the question.
- • Annualized EPS growth is not meaningful when the beginning or ending EPS is zero or negative, because the compound ratio breaks across a zero or sign change.
- • The next-year EPS output simply extends the past annualized rate. It does not model revenue, margins, taxes, buybacks, dilution, or economic conditions.
For U.S. public companies, annual and quarterly filings are usually the best source for reported EPS. If you use third-party data, check whether it is basic, diluted, adjusted, trailing twelve months, or fiscal-year EPS before entering it.
Non-GAAP EPS can help explain operating performance, but it is not interchangeable with GAAP EPS. If the adjustment removes recurring costs, the trend may look stronger than the economics.
According to Investor.gov How to Read a 10-K/10-Q, 10-K and 10-Q reports contain financial statements, and investors decide how much weight to give non-GAAP measures.
When EPS growth is affected by debt, cash, or capital structure, the Enterprise Value Calculator gives a valuation measure that looks beyond equity market value alone.
Frequently Asked Questions
Q: How do I calculate EPS growth?
A: Subtract beginning EPS from ending EPS, then divide by the absolute value of beginning EPS. For annualized growth, use (ending EPS / beginning EPS)^(1 / years) - 1, but only when both EPS figures are positive.
Q: Should I use basic EPS or diluted EPS?
A: Use the same EPS type for both periods. Diluted EPS is often more conservative because it reflects potential share dilution. Basic EPS may be useful for a simpler view, but mixing basic and diluted EPS can distort the growth rate.
Q: Can EPS growth be negative?
A: Yes. EPS growth is negative when ending EPS is lower than beginning EPS. That can happen because net income fell, share count rose, one-time gains disappeared, costs increased, or a cyclical business moved from a strong period to a weaker one.
Q: Why is EPS CAGR not meaningful with negative EPS?
A: CAGR relies on a positive ratio between ending and beginning values. If EPS starts negative, ends negative, or crosses zero, the ratio no longer represents steady compounding. In those cases, focus on dollar EPS change and profitability status.
Q: Is EPS growth the same as stock return?
A: No. EPS growth tracks per-share earnings, while stock return reflects price movement and dividends. A stock can perform poorly despite EPS growth if valuation falls, and a stock can rise despite weak EPS if investors expect improvement.
Q: Where should I get EPS figures for a public company?
A: For U.S. public companies, start with the company's Form 10-K or Form 10-Q, investor relations materials, or SEC filings. Confirm whether the figure is basic, diluted, adjusted, quarterly, annual, or trailing twelve months before comparing periods.