Options risk disclosure: Options involve risk and are not suitable for all investors. Before buying or selling options, read the OCC’s Characteristics and Risks of Standardized Options (the Options Disclosure Document). Not financial advice. This is education, not a recommendation to buy or sell any security. Past performance does not indicate future results.
Disclosure: Education only, not financial advice, not a broker. 360Trader does not execute trades or hold client funds.
Calls and puts get explained in a lot of fancy ways. Here’s the short version, with the one thing buyers forget: how much you can lose.
Calls vs puts: the basics
Call options
A call gives the holder the right to buy the underlying at the strike price. The seller accepts an obligation to sell if assigned (FINRA).
Put options
A put gives the holder the right to sell. The seller takes on the obligation to buy at the strike if assigned (FINRA).
When a buyer makes money
A buyer profits only if the underlying rises above (call) or falls below (put) the strike by more than the premium paid (FINRA).
| Buy a call | Buy a put | |
|---|---|---|
| Right | Buy at strike | Sell at strike |
| Direction needed | Up, past strike + premium | Down, past strike − premium |
| Maximum loss | Premium paid | Premium paid |
| Sources: FINRA, Investor.gov |
Break-even: Investor.gov’s worked example
- ABC trades at $68. You buy a $70 call for $2.20. One contract covers 100 shares, so it costs $220 before commissions.
- Break-even is $70 + $2.20 = $72.20 (Investor.gov).
- If ABC is at $65 at expiration, the call expires worthless and you lose the full $220 (−100%) (Investor.gov).
For a bought put the logic mirrors this: break-even is strike − premium (per FINRA‘s rule above).
What you can lose
As a buyer: up to 100% of the premium
“For the purchaser of an option, the premium paid is your maximum loss” (FINRA). If it expires out of the money, the entire premium is lost (Investor.gov).
Being right isn’t enough
Even if you’re right about direction, you can lose if the move doesn’t happen quickly enough. Volatility changes can also cut an option’s value (Vanguard).
As a seller: potentially unlimited
An uncovered (naked) call has a theoretically unlimited maximum loss (FINRA). A naked put’s loss is substantial: you could have to buy shares at the strike even if they fall to zero (Vanguard).
Paper gains aren’t locked in
“Options investors can have a paper profit one day and a paper loss the next.” Gains aren’t realized until the position is closed or the contract expires (FINRA).
Practice before you risk money
The free 360 Options Academy has a live payoff chart and a practice options ticket. It shows break-even and worst case on every trade, and needs no signup.
Where Stock Slayer fits
360 Elite Stock Market Slayer is where I post 1–2 weekly options trades a week, by Telegram. Some lose. Some expire worthless and lose the whole premium. Nobody here promises profits.
Related guides
- Weekly options explained
- Position sizing for options
- How to read an options trade alert
- Options time decay (theta) explained
FAQ
What’s the most I can lose buying a call or put?
The premium you paid, plus commissions (FINRA).
Can a call lose money even if the stock goes up?
Yes. If the stock doesn’t rise past break-even before expiry, or rises too slowly, the call can still lose (Investor.gov; Vanguard).
Is selling options safer than buying?
Not necessarily. Some sold options carry unlimited loss (FINRA).
Risk disclaimer: Education only, not financial advice, not a broker, and not a recommendation. Options involve risk and are not suitable for all investors. Read the OCC Options Disclosure Document before trading. Bought options can expire worthless (100% loss of premium); some sold options carry unlimited loss. Past performance does not indicate future results.
Education only. This is not financial advice and 360Trader is not a broker or an investment adviser. Nothing here is a recommendation to buy or sell anything. Trading involves risk, including the loss of your whole position.