Deep Dive · Lesson 5
Time
Value
Big Idea
- An option can have value even when it has no intrinsic value — that extra value is called time value.
- Time value comes from the possibility that the option could become valuable before it expires.
- Intrinsic value = what the option is worth right now. Time value = the extra value based on what could happen before expiration. Time value is the "maybe" inside the option price.
Start With a Simple Example
Why Would Someone Pay for an Option with No Intrinsic Value?
Acme trades at $50. You look at a call with a strike price of $55. That call has no intrinsic value — you would rather buy the stock in the market at $50 than exercise the option at $55.
But the option may still have a premium. Why would someone pay for it?
Because there is still time for Acme to rise above $55. That possibility has value. That is time value.
Premium Has Two Main Parts
Premium = intrinsic value + time value
Example 1 — Pure Time Value
Acme at $50, call strike $55, option costs $200.
Intrinsic value: $0
Time value: $200
"The market is saying: there is still a chance this option could become useful before it expires."
Example 2 — Intrinsic Value + Time Value
Acme at $60, call strike $50.
Intrinsic value: $60 − $50 = $10 / share × 100 = $1,000
Premium: $1,300
Time value: $300
Premium
$1,300
Intrinsic value
$1,000
Time value
$300
Why Time Value Exists
What Drives Time Value?
- Stock price may move
- Volatility may increase
- News may come out / earnings may be released
- Interest rates, market mood, and investor expectations may change
Options are priced on what might happen before expiration, not only on what is true today.
Time Value and Expiration
More Time Usually Means More Time Value
Both options give you the right to buy Acme at $55. The only difference is when they expire.
| Option | Strike Price | Expiration |
|---|---|---|
| Option A | $55 | This Friday |
| Option B | $55 | Three months from now |
Option B has more time before expiration → more time for the stock to move → more time value → higher premium.
Time Decay
The Clock Is Not Just Ticking
Time value shrinks as expiration gets closer. With less time remaining, there is less opportunity for a favorable move.
This is called time decay — one of the most important ideas in options.
Call strike $55, Acme at $50, expires in 3 months. After 2 months pass and Acme is still at $50, the option may be worth less — even though the stock price has not changed.
"The clock is not just ticking. It is nibbling."
Option Buyer
- Pays for time value
- Needs the option to become valuable enough
- Can be right about direction but wrong about timing
- Time decay works against the buyer
Option Seller
- Receives premium including time value
- If option expires worthless, seller keeps premium
- Call seller may have to sell shares; put seller may have to buy shares
- Time decay can work in their favour
When Time Value Can Be Higher or Lower
Higher Time Value
- More time before expiration
- Stock expected to move a lot
- Stock near strike price
- Important events coming (earnings)
- High market uncertainty
Lower Time Value
- Expiration very close
- Stock not expected to move much
- Option far from being useful
- Low market uncertainty
Simple Analogy
"Imagine an option as a ticket. Intrinsic value is what the ticket is worth right now. Time value is the chance that the ticket becomes worth more before the deadline. The more time left on the ticket, the more chances something can happen. But as the deadline gets closer, the ticket has less room for surprise. The possibility cloud gets smaller."
Interactive Checks
Check 1 of 5
Acme is at $50. You look at a call with strike $55. It costs $200. It has no intrinsic value.
Why might the option still cost $200?
Check 2 of 5
A call has a premium of $1,300 and an intrinsic value of $1,000.
What is the time value?
Check 3 of 5
Same stock, same strike price of $55. Option A expires this Friday. Option B expires three months from now.
Which option will usually have more time value?
Check 4 of 5
You buy a call. The stock price does not move. Several weeks pass.
What may happen to the option's time value?
Check 5 of 5
You buy a call because you think a stock will rise. The stock eventually rises, but only after your option expires.
Why did the option not help you?
Common Beginner Mistakes
- ❌ Thinking more time is always better. More time can be useful, but it usually costs more. A longer-dated option may give the stock more time to move, but the buyer may have to pay a higher premium.
- ❌ Ignoring time decay. Options lose time value as expiration gets closer. This can hurt option buyers, especially if the stock does not move enough.
- ❌ Assuming a stock moving in the right direction guarantees profit. The move may be too small, too slow, or not enough to overcome the premium paid.
Quick Memory Tool
- Premium = intrinsic value + time value
- Intrinsic value = useful value right now
- Time value = value from what could happen before expiration
- More time usually means more time value. Less time usually means less time value.
Next Lesson
In the money, at the money, and out of the money — These terms describe where the stock price is compared with the strike price. They help explain whether an option currently has intrinsic value.