What is cash-secured put?

The cash-secured put is one of the most practical and intuitive options strategies available to stock investors. It lets you get paid to wait for a stock to come down to a price where you'd be happy to buy it , while collecting premium income if it doesn't.

The basic concept

You identify a stock you want to own but at a lower price than current market. You sell a put option at that lower strike price, collecting premium upfront. You hold sufficient cash to buy the shares if the stock falls to your strike and you're assigned.

The premium you collect is yours to keep regardless of what happens.

How it works , step by step

Step 1: AAPL is trading at $185. You'd be happy to own it at $175.

Step 2: You sell the $175 put expiring in 30 days for $2.80. You receive $280 immediately. Your broker holds $17,500 in cash as collateral (100 shares × $175 strike).

Step 3: One of two things happens:

If AAPL stays above $175 at expiration: The put expires worthless. You keep the $280 premium. You still have your cash. You can sell another put next month , getting paid again to wait.

If AAPL falls below $175 at expiration: The put is exercised. You buy 100 shares at $175. But your effective purchase price is $175 − $2.80 = $172.20 , you've already been paid a discount by the premium. You now own AAPL at a better price than $175.

The two outcomes both work in your favor

This is the elegant logic of the cash-secured put:

• Stock stays above your strike: You collect premium and repeat. You're being paid to wait.
• Stock falls to your strike: You buy a stock you wanted at a price you chose, with a built-in discount from the premium. Worse than if the stock had never fallen , but better than buying at $185 and watching it drop.

The only scenario that's genuinely bad: the stock falls dramatically below your strike (say, to $140). You're buying at $172.20 effective cost while the stock is worth $140 , a meaningful loss. This is why stock selection matters: only sell puts on stocks you genuinely want to own and would be comfortable holding through volatility.

The key decision , choosing your strike

OTM puts (most common): Strike below current price. Lower probability of being assigned, less premium collected, more buffer.

ATM puts: Strike at current price. More premium, higher assignment probability. Use when you want the stock at current levels and want maximum income.

Strike selection principle: Choose a strike that represents a price where you'd genuinely be happy to own the stock , not just a level that happens to be OTM. The strategy works best when you've done the fundamental work and you're selecting a stock quality-first.

Cash-secured put vs limit order

Many investors use limit buy orders to buy stocks at lower prices. The cash-secured put does the same thing , but you get paid to wait.

The cash-secured put is strictly better than a limit order if you're willing to hold the cash for the duration , you collect premium for the same potential outcome.

Building to the wheel

The cash-secured put naturally flows into the wheel strategy:

1. Sell cash-secured puts on stocks you want to own
2. Get assigned → own 100 shares at your chosen price
3. Sell covered calls against those shares
4. Shares called away → back to cash
5. Repeat

This cycle generates income on both the way in (put premium) and the way out (call premium), while potentially accumulating shares at favorable prices along the way.

Related terms: Put option, assignment, covered call, premium, the wheel, IV rank, delta

Try it on Stryke: Screen for high IV rank stocks suitable for cash-secured puts in the Options Screener.

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