Lesson 7 of 13 · 4:20
Delta of a Call - Stock Options for Beginners
About this lesson
Original lesson notes from the instructor’s YouTube description.
Delta: A Key Metric for Options Trading
Delta measures the sensitivity of an option’s price to changes in the price of the underlying asset. It’s expressed as a number between -1 and 1 (or sometimes as a percentage, -100% to 100%). Here’s what it tells you:
• For Call Options: Delta is positive, ranging from 0 to 1. A delta of 0.50 means the option price is expected to increase by $0.50 for every $1 increase in the underlying asset’s price.
• For Put Options: Delta is negative, ranging from 0 to -1. A delta of -0.30 means the option price is expected to decrease by $0.30 for every $1 increase in the underlying asset.
Why Delta Matters:
1. Directional Sensitivity: Delta shows how much an option’s value will change based on the stock’s price movement.
2. Probability Indicator: For at-the-money options, delta approximates the probability of the option finishing in the money at expiration.
3. Hedging Tool: Traders use delta to hedge positions. For example, owning a call with a delta of 0.50 means holding that option is equivalent to holding 50 shares of the stock.
Examples:
• A deep in-the-money call may have a delta close to 1, reflecting a strong likelihood of it being profitable at expiration.
• A deep out-of-the-money put may have a delta near -0.01, indicating minimal sensitivity to stock price changes.
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This lesson is educational. Examples reflect the context in which they were recorded and do not guarantee returns. Check current information before making a financial decision.