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Field Guide › Options course

Course · 10 lessons

Options, from the first contract to the iron condor.

The first five lessons explain how an option works and what sets its price. The last five cover the main strategies and their risks. Each lesson takes a few minutes.

EDUCATION, NOT ADVICE · Options can lose all of their value quickly. The example stock. Every price in this course comes from the Black-Scholes model for one example stock: price $100, volatility 25% a year, interest rate 4%, no dividends, 90 days to expiration. Real quotes differ. Full disclosures →

How the course works

Every lesson uses the same example stock. It costs $100, its volatility is 25% a year, the interest rate is 4% and it pays no dividend. The options have 90 days to expiration.

A model script calculates every price, payoff and chance of profit with the Black-Scholes model. So the numbers agree from one lesson to the next, and you can check each one. Real quotes differ from these model prices.

The lessons

  1. An option is a right with a deadline. Calls, puts, strikes and the 100-share contract.
  2. Four positions build every strategy. Long and short calls and puts, at expiration.
  3. An option price is intrinsic value plus time value. Intrinsic value, time value, five inputs and put-call parity.
  4. The Greeks tell you how an option price will move. Delta, gamma, theta, vega and rho for one contract.
  5. Time decay speeds up as expiration gets near. Theta near expiration, implied volatility and the expected move.
  6. A covered call and a cash-secured put are almost the same trade. Two income trades, and why they have the same shape.
  7. Protection costs money, or it costs upside. A floor under your shares, and two ways to pay for it.
  8. A spread caps the gain to cut the cost. Debit and credit spreads, and the two rules that size them.
  9. Straddles and iron condors are bets on how far the stock moves. Trades on the size of a move, not its direction.
  10. Know the exit rules before you trade an option. Exercise, assignment, leverage and the costs the model leaves out.

Every strategy on one page

The table shows each strategy in the course, for one contract. A cost is money that you pay at the start. A credit is money that you receive.

StrategyPositionCost or creditLargest gainLargest lossBreak-evenChance of profit
Long callbuy 105 call$331 costNo limit$331$108.3127%
Long putbuy 95 put$241 cost$9,259$241$92.5926%
Short callsell 105 call$331 credit$331No limit$108.3173%
Short putsell 95 put$241 credit$241$9,259$92.5974%
Covered callown stock, sell 110 call$189 credit$1,189$9,811$98.1157%
Cash-secured putsell 95 put, hold cash$241 credit$241$9,259$92.5974%
Protective putown stock, buy 95 put$241 costNo limit$741$102.4143%
Collarown stock, buy 95 put, sell 110 call$52 cost$948$552$100.5249%
Bull call spreadbuy 100 call, sell 110 call$354 cost$646$354$103.5440%
Bear put spreadbuy 100 put, sell 90 put$333 cost$667$333$96.6739%
Bull put spreadsell 95 put, buy 90 put$129 credit$129$371$93.7171%
Bear call spreadsell 105 call, buy 110 call$142 credit$142$358$106.4269%
Long straddlebuy 100 call and 100 put$988 costNo limit$988$90.12 and $109.8843%
Long stranglebuy 95 put and 105 call$572 costNo limit$572$89.28 and $110.7239%
Iron condorbuy 90 put, sell 95 put, sell 105 call, buy 110 call$271 credit$271$229$92.29 and $107.7147%

For a trade with stock, the cost or credit is for the options only. The 100 shares cost $10,000 more, and a cash-secured put holds $9,500 in cash.

The chance of profit is for the model stock. It does not tell you which trade is better. A trade that wins often usually wins small amounts, as lesson 2 shows.

Sources

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