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Move explanations
See why a stock moved, right on the chart
Weekly email
A Saturday recap of why your stocks moved
Ask Compass
Ask your own question about a company
Charts and indicators
Candles, indicators and drawing tools
Backtest
Test a strategy on history, no coding
Alerts
Hear when a price or indicator crosses a line
Portfolio and risk
Concentration, stress tests and tax lots
News
Press releases and company news, dated
Learn
Learn the stock market
Free courses, our own studies and tools
Get started
How to begin with ChartCompass
Glossary
Market words in plain language
Insights
Articles on reading markets carefully
How we work
Our methods, data limits and privacy
Help
Write to the ChartCompass team
About
Who builds ChartCompass and why
Stocks today
Pricing
Open ChartCompass ↗
Learn the stock market
› Options
Options
What an option is, how it works and what you can lose.
What is an option?
Lesson 1
How do options work?
Lesson 2
What is a call option?
Lesson 3
What is a put option?
Lesson 4
What is an option premium?
Lesson 5
Strike price and expiration date
Lesson 6
What determines an option's price?
Lesson 7
How much can you lose on options?
Lesson 8
Common option strategies
Lesson 9
