Everyone talks about options like it's rocket science. It isn't. In a couple of minutes you'll buy one — with play money — and see exactly what you got and what happens to it.
No jargon dumped on you. Just one trade, felt.
No advice — just a simulation.
Your cash
$20,000
This trade
—
Meet one option
This is XYZ, a normal stock, trading at $100. You think it might climb this month. Here's an option you can buy on it.
XYZ
a normal stock · $100.00
$300
the price of this option
It gives you the right to buy 100 sharesa right, not an obligation — you never have to use it
…at a locked price of $105this locked price is called the strike
strike
…any time in the next 30 daysthe deadline is called expiration
expiration
It costs you $300 today, no matter what happens nextthis up-front price is called the premium
premium
Buying the 100 shares outright would cost $10,000. This option costs $300 — a small ticket for a bet on the upside.
In plain words
You're paying $300 for a coupon: “I can buy 100 XYZ at $105 until the deadline — if I want to.” That's all an option is — a right, bought for a price.
You're about to buy1 × XYZ $105 call
Expiresin 30 days
Cost (premium)$300
Done. You hold a right now. 🎟️
$300 left your cash. In return you own one option — the right to buy 100 XYZ at $105 until the deadline.
📋 What you own
Your option1 × XYZ $105 call
It lets you buy100 shares @ $105
You paid$300
Deadline30 days
The one catch to remember
You're never obligated to use it. The most you can ever lose is the $300 you paid — not a cent more.
From here, two things can happen
You can sell the option any time before the deadline — or hold it to the deadline and let it settle. Let's feel both.
Day 10: it has a live price
You're 10 days in, 20 left. Your option trades on the market all day, and its price moves with the stock. Tap to see what a move does.
XYZ
your stock
$100.00
unchanged
📋 Your option1 × XYZ $105 call · 20 days left
Your option is now worth about
$175
It's worth less than the $300 you paid — even though XYZ hasn't moved.
Worth less — and the stock didn't even move?
Right. 10 days quietly leaked away. Options — calls and puts both — get cheaper as the deadline nears, even if the stock sits perfectly still. That slow leak is called time decay: the clock is always running against the buyer.
Can I just sell it now?
Yes — any time before the deadline. Tap a move above first, then come back: selling closes your contract — a buyer pays you its current price in cash, and you're done. You never owned any shares; you just traded the right itself.
Expiration day · 30 min to the close
Decision time. Drag to set where XYZ ends up today — then choose what to do with your option before it expires.
XYZ
your stock · closing soon
$100.00
unchanged
Set where XYZ closes$100
$85strike $105$135
📋 Your position
1 × XYZ $105 callright to buy 100 @ $105
What it's worth right now$0
You paid$300
It's about to expire. Two choices:
That's an option, start to finish.
You bought a right, watched its price move, and saw how it ends. Now drag the ending price yourself — and watch where the profit hides.
Drag: where XYZ ends up$120
$85strike $105$160 →
Your profit if XYZ ends here
+$1,200
Above your $105 strike and rising — every extra $1 on XYZ adds $100, with no cap above.
The standard way every trader draws an option — payoff at expiration. Two axes:
→Across: the stock's price when the option expires — low on the left, high on the right.
↑Up: your profit or loss in dollars at that price.
The line crosses zero at the breakeven: above it you're in profit, below it you're in the red. A flat stretch means your result has stopped changing; a sloped stretch means every $1 the stock moves changes your P/L by $100 (you control 100 shares).
Learn more — how to read option charts →
A small, known cost — and an open-ended upside
Look at the shape: a flat floor on the left, a line that keeps rising on the right. No matter how far XYZ falls, you can't lose more than the $300 you paid. If XYZ climbs, your right is worth more and more, with no ceiling. Small fixed downside, big open upside — the whole appeal of buying an option.
And there are only ever two ways out:sell the contract before the deadline for cash, or hold it to expiration — where, if it's in the money, it turns into 100 actual shares at the strike, and if it isn't, it expires worthless.
It isn't free money. If XYZ just sits near $100, your right expires worthless and the $300 is gone — you were paying for the maybe. The move actually has to happen. Most options that get bought expire worthless.
Premium
what the right costs up front ($300)
Strike
the locked-in price ($105)
Expiration
the deadline (30 days)
Next up
You just saw the buyer's side — where your downside is capped. The interesting question: who's on the other side, taking your $300? That's where it gets dangerous — and that's the rest of the gym.