Skip to content
Calculator Collection

Cost Basis Calculator vs Covered Call Calculator

Two calculators for the same neighbourhood of questions. Here is what each measures, what you feed in, and where you'd reach for one over the other.

Investing

Cost Basis Calculator

Calculates your average cost per share across multiple stock purchases by dividing total dollars invested by total shares owned. Use it to determine your tax cost basis when selling shares bought at different prices.

Answers
Average Cost Basis ($)
Inputs
Total Shares Owned, Total Amount Invested
Stock Market

Covered Call Calculator

Computes the annualised return on a covered call position based on the premium collected relative to the stock's cost. Use it when evaluating whether selling a call option against existing shares generates adequate income.

Answers
Annualized Return (%)
Inputs
Current Stock Price, Number of Shares, Option Premium Received, Days to Expiration

At a glance

Cost Basis CalculatorCovered Call Calculator
CategoryInvestingStock Market
AnswersAverage Cost BasisAnnualized Return
Inputs24
Result unit$%

When to use each

Calculates your average cost per share across multiple stock purchases by dividing total dollars invested by total shares owned. Use it to determine your tax cost basis when selling shares bought at different prices.

Computes the annualised return on a covered call position based on the premium collected relative to the stock's cost. Use it when evaluating whether selling a call option against existing shares generates adequate income.

Compare page seeded from editorial siblings — both calculators list each other as related.