Skip to main content Skip to main content
Not investment advice. Educational reading. See Disclaimer.
L.6 · BEGINNER · 4 MIN

Covered Calls, Cash-Secured Puts, and Protective Puts

Covered calls and protective puts are the two most practical options strategies for stock investors. Both combine stock ownership with an option position to either generate income or protect against losses.

Quiz · 5 questions ↓

Live data

AAPL — Current Price, Dividend Yield. Open AAPL on the Ledge to see current values.

Compare

StrategyStructureObjectiveTradeoff
Covered CallOwn 100 shares + sell 1 callGenerate income from premiumCap your upside at the strike price
Protective PutOwn 100 shares + buy 1 putInsure against downsideCosts premium, reducing returns

Formula

Covered Call: Max Profit = (Strike − Stock Price) + Premium

Key point

Covered calls work best when you expect the stock to trade sideways or rise modestly. If the stock surges past your strike, you miss the upside above it. If it drops significantly, the premium provides only a small cushion.

Step through

ScenarioCovered Call ResultProtective Put Result
Stock rises 15%Capped at strike + premium — miss the excessFull upside minus put cost
Stock flatKeep premium as income — best caseLose put premium — worst case
Stock drops 15%Loss reduced by premium receivedLoss limited at put strike — insurance works
Best used when...Mildly bullish, want incomeBullish but worried about a crash

Try it

Pick a stock you own in **Fundamentals**. Look at call options 5–10% above the current price with 30–45 days to expiration. How much premium could you collect? Is it worth capping your upside?

Check-in

You own shares at $100 and sell a $110 call for $3. The stock rockets to $130. What’s your total return?

Key insight

Covered calls are not free money — they’re a tradeoff between current income and future upside. If you’d be happy selling at the strike price, the strategy makes sense. If you’d be devastated to miss a rally, skip it.

Check-in

You hold 100 shares of AAPL at cost basis $150, now at $200. You sell a $220 covered call for $4 premium. AAPL goes to $250. What happened?

Key insight

Covered calls and cash-secured puts are structurally equivalent at the level of payoff math — both have capped upside, both have downside that is bounded only by the underlying going to zero, and both pay the seller a known premium up front. The difference is which side of the position you start on. If you start with stock you would be willing to sell, covered call. If you start with cash you would be willing to deploy at a lower price, cash-secured put. Practitioners often run them together — a covered call on shares of A, a cash-secured put on shares of B that they would rather own at the strike than at today's price.

Key point

The consent test. Before either trade, ask: at the strike I am writing, would I be content with what assignment forces me to do? For a covered call: would I genuinely be happy to sell my shares at that price? For a cash-secured put: would I genuinely be happy to buy the stock at that price using the cash I have set aside? If the answer is no in either case, you are not selling income — you are pre-committing to a forced trade you do not actually want. Premium does not redeem an unwanted assignment.

Key point

Assignment risk is real, not theoretical. When the option moves into the money near expiration, the buyer can exercise. Covered-call sellers must deliver shares at the strike whether they want to or not — and in a taxable account that may trigger a long-deferred capital gain. Cash-secured put sellers must buy the shares at the strike whether they want to or not — and that obligation is binding even if the stock has cratered to a fraction of the strike. The cash needs to actually be sitting in the account, not deployed in some other position, on the day assignment lands.

Check your understanding

Sit with the ideas.

You own 100 shares of a stock at $100. You sell a covered call with a $110 strike for $3.00 premium. What is your maximum gain from this trade?

Why:
Continue this lesson in the appAdaptive practice · saves your progress · remediation when you miss

Other lessons in this course.

  1. 01Calls and Puts: The Building Blocks
  2. 02Options P&L: Calculating Profit and Breakeven
  3. 03Moneyness, and Reading Delta as Probability
  4. 04The Four Greeks: Delta, Theta, Gamma, and Vega
  5. 05Implied Volatility: The Options Market's Forecast
  6. 06Covered Calls, Cash-Secured Puts, and Protective Puts— reading now
  7. 07Intrinsic vs Time Value: The Two Halves of Every Premium
  8. 08Assignment, Exercise, and the Early-Exercise Surprise
Continue this lesson in the app →See it on a real ticker →