Put Option Cost Calculator

Calculate the cost, break-even, and profit/loss for put option positions.

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Put Option P&L

Enter the option details to calculate the potential profit and loss.

P&L at current price
$0
Break-even: $0
Break-even price
$0
Max profit
$0
Max loss
$0
P&L at current price
$0
Return %
0%
Intrinsic value
$0

Worked example

With the default inputs shown below, this calculator returns the following results:

InputValue
Strike price ($)$100
Premium paid ($)$4
Current stock price ($)$95
Number of contracts1
ResultValue
P&L at current price+$100.00
Break-even price$96.00
Max profit$9,600.00
Max loss$400.00
Return %+25.0%
Intrinsic value$5.00

Values shown are produced by this page in your browser; change any input to update them.

How to use the Put Option P&L

  1. Strike price ($) — default $100
  2. Premium paid ($) — default $4
  3. Current stock price ($) — default $95
  4. Number of contracts — default 1
  5. Press Calculate to update the results instantly.

Frequently asked questions

The premium is quoted per share, so multiply by 100 per contract. A $2.50 put on one contract costs $250.
To protect a holding against a drop, or to profit from a fall. Protection costs money every month, so many investors use it only around events.
The premium paid. If the stock stays above the strike, the option expires worthless and you lose the full premium.

Sources & references