Cash-Secured Put Calculator

Selling a cash-secured put obligates you to buy 100 shares at the strike price if the option is exercised, but you collect the premium upfront. It is a popular strategy for acquiring stocks at a discount or generating income while waiting to buy. This tool shows your net cost basis, annualized yield, and outcome scenarios.

Net Cost Basis
Break-Even
Cash Required
Annualized Return
Scenario 1 — Expires Worthless (stock above strike)
Scenario 2 — Assigned (stock below strike)