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Basic & Diluted Earnings Per Share (EPS

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Earnings Per Share (EPS) is a fundamental corporate financial metric indicating a company's profitability allocated to each outstanding share of common stock.

Reviewed by Miss Saima · MA Mathematics
Last updated:
Editorial Guidelines

⚙ Input Values

$
$
shares
shares

📊 Results

Basic Earnings Per Share (Basic EPS)
4.50
$/share
Diluted Earnings Per Share (Diluted EPS)
4.09
$/share
Earnings Available to Common Shareholders
4500000.00
$
Dilution Impact Percentage
9.09
%
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📐 Formula

Earnings Available to Common = Net Income - Preferred Stock Dividends
Basic EPS = Earnings Available to Common ÷ Weighted Average Common Shares
Diluted EPS = Earnings Available to Common ÷ (Common Shares + Dilutive Options & Warrants)

💡 Practical Example

✅

$5,000,000 Net Income, $500,000 Preferred Dividends, 1,000,000 Common Shares, 100,000 Dilutive Options: Earnings Available to Common = $4,500,000. Basic EPS = $4,500,000 / 1,000,000 = $4.50 per share. Diluted EPS = $4,500,000 / 1,100,000 = $4.09 per share (9.11% dilution impact).

📖 About Basic & Diluted Earnings Per Share (EPS

Earnings Per Share (EPS) is a fundamental corporate financial metric indicating a company's profitability allocated to each outstanding share of common stock.

To use the Basic & Diluted Earnings Per Share (EPS) Calculator, enter your Net Income (), Preferred Stock Dividends (), Weighted Average Common Shares Outstanding and other values. The calculator instantly computes Basic Earnings Per Share (Basic EPS), Diluted Earnings Per Share (Diluted EPS) and more. Results update in real time as you change any input — no submit button needed.

How to Use This Calculator

Enter your Net Income () (e.g. 5000000 in ), Preferred Stock Dividends () (e.g. 500000 in ), Weighted Average Common Shares Outstanding (e.g. 1000000 in shares), and Potential Dilutive Convertible Options & Warrants (e.g. 100000 in shares). Results update instantly as you type — adjust any value to compare scenarios.

The Formula

Earnings Available to Common = Net Income - Preferred Stock Dividends

Basic EPS = Earnings Available to Common ÷ Weighted Average Common Shares

Diluted EPS = Earnings Available to Common ÷ (Common Shares + Dilutive Options & Warrants)

Worked Example

5,000,000 Net Income, 500,000 Preferred Dividends, 1,000,000 Common Shares, 100,000 Dilutive Options:

Earnings Available to Common = 4,500,

000.

Basic EPS = 4,500,000 / 1,000,000 = 4.50 per share.

Diluted EPS = 4,500,000 / 1,100,000 = 4.09 per share (9.11% dilution impact).

Understanding Your Result

Evaluate your result in the context of your specific use case and relevant industry standards or reference values. A single calculated result is a starting point — test two to three scenarios to understand how sensitive the outcome is to your key input assumptions. For high-stakes decisions, verify your result against a secondary source or subject-matter expert before acting.

💡 Mathematical Rigor & Applied Context

  • This calculator applies exact mathematical definitions following conventions established by NIST and international standards bodies.
  • Rounding errors accumulate across multi-step calculations. For precision-critical work, maintain extra significant figures through all intermediate steps.
  • Many mathematical concepts have multiple valid formulations — if a result seems unexpected, verify which convention or definition applies to your context.
  • Dimensional analysis (unit tracking) is the fastest way to catch formula errors. Every term in an equation must have consistent, compatible units.
  • Numerical methods used in digital calculators introduce floating-point precision limits (~15 significant digits for IEEE 754 double precision).
  • For statistical and probabilistic calculations, always specify whether you are working with population parameters or sample statistics — formulas differ.
  • Visualizing a problem geometrically or testing with known boundary values (zero, infinity, negative) reveals hidden errors faster than algebraic checking.
  • When in doubt, validate your result against a simplified hand calculation or a published worked example from a textbook or standards document.

Results are for informational and educational purposes only. Always verify critical decisions with a qualified professional.

❓ Frequently Asked Questions

What is the difference between Basic EPS and Diluted EPS?

Basic EPS includes only active common shares. Diluted EPS factors in potential convertible bonds, stock options, and warrants that could dilute share value.

Why are preferred dividends subtracted from net income in EPS?

Preferred shareholders have priority claims on dividends before earnings are distributed to common shareholders.

How precise are the results?

Results are calculated to 4 decimal places using standard mathematical formulas. For integer-only problems, results are shown as exact whole numbers.

Can I use this on my phone or tablet?

Yes. The calculator is fully responsive and works on all screen sizes including smartphones, tablets, and desktops.

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