Learn the building blocks of options trading — calls, puts, premiums, the Greeks, and basic strategies like covered calls and cash-secured puts.

The Right, Not the Obligation

An option is a financial contract that gives the buyer the right — but not the obligation — to buy or sell an underlying asset at a predetermined price before a specific date. This single concept is the foundation of everything in options trading.

Think of it like a real estate analogy. Imagine you find a house listed at $300,000. You pay the owner $5,000 for the exclusive right to purchase that house at $300,000 anytime within the next 90 days. If the house value rises to $350,000, you exercise your right and buy at $300,000, making $45,000 in profit ($50,000 gain minus the $5,000 you paid for the right). If the house drops to $250,000, you simply walk away and lose only your $5,000.

That $5,000 payment is the premium. The $300,000 agreed-upon price is the strike price. The 90-day deadline is the expiration date. This is exactly how stock options work.

Call Options vs Put Options

There are only two types of options:

Call Options — The Right to Buy

A call option gives the holder the right to buy 100 shares of the underlying stock at the strike price before expiration. You buy calls when you are bullish — you expect the stock to go up.

Example: AAPL is trading at $185. You buy the $190 call expiring in 30 days for $3.00 per share ($300 total, since each contract covers 100 shares). If AAPL rises to $200 before expiration, your call is worth at least $10.00 per share ($1,000). Your profit is $1,000 minus the $300 premium = $700. If AAPL stays below $190, your call expires worthless and you lose the $300 premium.

Put Options — The Right to Sell

A put option gives the holder the right to sell 100 shares of the underlying stock at the strike price before expiration. You buy puts when you are bearish — you expect the stock to go down.

Example: SPY is trading at $500. You buy the $495 put expiring in 14 days for $4.00 per share ($400 total). If SPY drops to $480, your put is worth at least $15.00 per share ($1,500). Your profit is $1,500 minus $400 = $1,100. If SPY stays above $495, the put expires worthless and you lose $400.

Options vs Stocks — Key Differences

| Feature | Stocks | Options |

|---------|--------|---------|

| Ownership | You own a piece of the company | You own a contract (a right) |

| Time limit | None — hold forever | Expires on a specific date |

| Leverage | 1:1 (or margin) | Control 100 shares for a fraction of the cost |

| Max loss (buyer) | Entire investment | Premium paid |

| Income generation | Dividends | Premiums from selling options |

The leverage is what attracts many traders. Instead of buying 100 shares of AAPL at $185 ($18,500), you can buy one call option for $300 and control those same 100 shares. If the stock moves in your favor, the percentage return on your $300 is dramatically higher than on $18,500.

The Two Sides of Every Option Trade

Every option trade has a buyer and a seller (also called a writer):

• Option buyer: Pays the premium. Has the right to exercise. Maximum loss is the premium paid. Profits when the option increases in value.
• Option seller (writer): Receives the premium. Has the obligation to fulfill the contract if the buyer exercises. Maximum profit is the premium received. Can face significant losses if the trade moves against them.

This is important: option selling is not inherently more dangerous than buying — it depends on the strategy. Covered calls and cash-secured puts (which we will cover in later lessons) are conservative selling strategies used by long-term investors.

American vs European Style

American-style options can be exercised at any time before expiration. Most stock options are American-style. European-style options can only be exercised at expiration. Most index options (like SPX) are European-style. For beginners, this distinction rarely matters because most traders close their positions before expiration rather than exercising.

Why Options Matter for Your Trading

Options are not just speculative tools. They serve three primary purposes:

1. Leverage — Control more shares with less capital
2. Hedging — Protect existing stock positions against downside
3. Income — Generate consistent income by selling premium

Understanding options opens up strategies that are impossible with stocks alone. A stock trader can only profit if the stock goes up (long) or down (short). An options trader can profit from direction, time decay, volatility changes, or combinations of all three.

Key takeaways

• An option gives you the right, but not the obligation, to buy or sell an asset at a specific price before a specific date
• Call options give the right to buy; put options give the right to sell
• Options provide leverage, hedging, and income opportunities that stocks alone cannot
• The maximum loss for an option buyer is the premium paid

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What's in the full course

1. 1What Are Options?Reading
2. 2Options Terminology🔒
3. 3Buying Calls & Puts🔒
4. 4Selling Covered Calls🔒
5. 5Cash-Secured Puts🔒
6. 6Reading an Options Chain🔒
7. 7Intrinsic vs Extrinsic Value🔒
8. 8Choosing Strike & Expiration🔒