OptionClaw
Options tools

Cash-secured put calculator

See the premium, cash commitment, and breakeven together. Bring your own quote and adjust the position before you screen.

Set up a put

USD
Current price per share
USD
Purchase price if assigned
USD / share
Quoted premium per share
× 100 shares
Whole contracts to write
days
Calendar days remaining

Start with your own prices, or explore an illustrative example.

Your position

100 shares / contract
Reserved cash

Cash committed at the strike

Premium collected

Before fees and commissions

Breakeven per share

Strike less the premium received

Strike cushion

Distance from the stock price to strike

Return over the term

Premium divided by reserved cash

Simple annualized yield

Scaled to 365 days; not compounded

Enter all five values to calculate your position.

Find cash-secured puts

Every number, explained.

Standard U.S. equity option contracts, with a 100-share multiplier. Premium is entered per share. Fees, taxes, and interest on cash are excluded.

Reserved cash
Strike × 100 × contracts
Premium collected
Bid × 100 × contracts
Breakeven per share
Strike − bid
Strike cushion
(Stock price − strike) ÷ stock price
Return over the term
Premium ÷ reserved cash
Simple annualized yield
Term return × 365 ÷ days to expiration

Annualization compares different terms on a common scale. It assumes the same return can be repeated for a year; it is not a forecast or a compounded return.