What is the difference between buying and selling options?

Buyers pay a premium and need the stock to move to profit. Sellers collect a premium and profit when the stock stays quiet. Buyers have limited risk but lower win rates. Sellers have higher win rates but can face larger losses.

Who makes money when a stock does nothing?

The option seller. When the stock stays flat, time decay eats away at the option's value. The seller collected the premium upfront and watches it shrink — that shrinkage is their profit.

What is a covered call?

A covered call is when you own 100 shares of a stock and sell a call option against them. You collect premium, and if the stock stays below the strike price, you keep both the shares and the premium.

Buying vs. Selling Options — Which Side Should You Be On?

Last time: You learned that puts are the mirror image of calls — right to sell instead of buy. Puts profit when stocks drop and work as portfolio insurance. Now let's meet the other side of the trade.

There are two sides to the house deal and we have only been looking at one.

You paid the homeowner $2,000 for the right to buy at $100,000. You needed the price to go up. The park announcement made you $28,000. The sinkhole cost you $2,000.

But what about the homeowner?

He collected $2,000 and took on an obligation. If you showed up, he had to sell at $100,000 no matter what the house was worth. If the house jumped to $130,000, he still had to sell at $100,000. That $2,000 he collected looks pretty small compared to the $30,000 he would be giving up.

But if the house stayed the same or went down? He keeps your $2,000. You never show up. He goes on with his life, two thousand dollars richer, for doing nothing except saying yes to a deal.

Two people. Same contract. Completely different games.

The House Deal — Both Sides
Premium: $2,000 · Strike: $100,000 · Expiration: 6 months
Buyer paid $2,000 and needs the house to go up. Seller collected $2,000 and hopes nothing exciting happens.

Two Completely Different Games

Here is the fundamental difference.

The buyer pays a premium and needs the stock to move. Big moves mean big profits. Small moves or no moves mean the premium is gone. Time is the enemy. Every day that passes, the contract loses a little value, even if the stock does not move at all. The buyer is fighting the clock.

The seller collects a premium and needs the stock to stay quiet. The seller wins when things are boring. Time is the best friend. Every day that passes, the contract the seller sold loses value, and that is exactly what the seller wants. The option getting cheaper means the seller's profit is growing.

In the last lesson, you learned that puts are like insurance. The buyer is the person paying for the insurance. The seller is the insurance company. Most months, the insurance company keeps the premiums and nobody files a claim. Great business. But when a hurricane hits, the insurance company is the one writing very large checks.

The Win Rates

This is the part that surprises most beginners.

Option sellers win more often than buyers. Significantly more often. Some estimates put the seller's win rate between 60 and 70 percent. Buyers win somewhere around 30 to 40 percent of the time.

Before you ask why anyone would ever buy options, think about it this way.

A buyer risks $300 and can make $1,500. A seller collects $300 and can lose $1,500. The buyer wins less often, but the wins are large. The seller wins more often, but one bad loss can erase several wins.

Neither side has an advantage. The math balances out over time. It is just a question of which style fits how you think.

When to Buy

Buy options when you have a strong opinion about direction. You think Apple is going to jump after earnings. You think Tesla is going to drop after a product delay. You see a stock breaking out and you want to ride the move.

Buying works best when you expect something to happen. A specific event, a clear trend, a catalyst that you believe the market has not fully priced in yet. The stock needs to move, and move enough to cover your premium.

Remember the breakeven math from the last two lessons. For calls, the stock has to go above the strike plus the premium. For puts, it has to go below the strike minus the premium. If the move is not big enough, you still lose, even if you got the direction right.

When to Sell

Sell options when you think the stock is going to stay in a range. Nothing exciting, nothing dramatic, just a stock doing what most stocks do most of the time. Sitting there.

This was the biggest shift in my own trading. For years, I only bought options. I would pick a direction, pay the premium, and hope for a big move. Some of those trades were incredible. Most of them were not. Then I started selling. Collecting premium and waiting for time to do the work. My win rate went up immediately. Not because I got smarter. Because I stopped fighting the clock and let it work for me. The first time I sold a covered call and watched it expire worthless while I kept the premium, I genuinely could not believe how simple it was. It felt like being on the other side of a magic trick.

Start on the Safe Side

If selling sounds appealing, start with two strategies that limit your risk.

Covered calls. You own 100 shares of a stock and sell a call against them. You collect premium. If the stock goes above the strike, you sell your shares at a profit plus the premium you collected. If it stays below, you keep the shares and the premium. Either way, you win something.

Cash-secured puts. You sell a put and set aside enough cash to buy the stock if it drops to the strike price. You collect premium. If the stock stays above the strike, you keep the money. If it drops, you buy the stock at a price you were already willing to pay, minus the premium you collected.

Both of these strategies are beginner-friendly. We will cover them in detail in later lessons. For now, just know that selling does not have to mean unlimited risk. There are ways to sell options and sleep perfectly fine at night.

Key Takeaways

Buyers pay premium and need the stock to move. Sellers collect premium and need the stock to stay quiet.
Buyers win less often but win big. Sellers win more often but can lose big.
Time works against buyers and in favor of sellers
Covered calls and cash-secured puts are beginner-friendly ways to start selling

Pop Quiz — Let's see if this stuck.

Who benefits when the stock does absolutely nothing — the buyer or the seller?

The seller. When the stock sits still, time passes and the option loses value. That is good for the seller (they sold it) and bad for the buyer (they bought it).

A seller collected $200 in premium. The stock jumped $15 past the strike. Is the seller happy?

No. The seller is losing money. They collected $200 but now owe $15 per share (times 100 shares = $1,500) minus the $200 they collected. Net loss: $1,300. This is why sellers need the stock to stay quiet.

In the house deal, who was the seller?

The homeowner. He collected the $2,000 premium and took on the obligation to sell at $100,000. He was hoping you would never show up to buy.

Bottom Line

Every options trade has a buyer and a seller. Buyers pay premium and need the stock to move. Sellers collect premium and need the stock to stay quiet. Buyers win less often but win big. Sellers win more often but can lose big. Neither side is better. They are different tools for different situations. The best traders understand both sides and know when to switch.

Next up: Strike Price Explained →

You have been seeing strike prices in every example so far. $100 for Apple, $100 for Tesla, $100,000 for the house. Now we are going to dig into how to choose the right one. Because the strike price you pick changes everything about the trade.