You joined a trading community. You're watching the signals channel. Then an alert drops and it looks like this:

Signal alert
BTO AAPL 250c 05/16 @4.20

If you're new to options, that might look like a foreign language. Let's break down exactly what each piece means so you can read any options signal with confidence.

Breaking down the signal format

An options trade signal has a standard format. Here's what each part means:

BTO = Buy to Open

This means you're opening a new position by buying a contract. BTO is the entry. When you see BTO, the analyst is telling you they're getting into a trade and you can follow along if you want.

AAPL = The ticker

This is the stock the option is based on. AAPL is Apple, NVDA is Nvidia, SPY is the S&P 500 ETF, etc. You'll see the same tickers you'd see on any stock screener.

250c = Strike price and type

"250" is the strike price. "c" means it's a call option (betting the stock goes up). If it said "250p", that would be a put option (betting the stock goes down).

The strike price is the price the stock needs to reach for the option to have intrinsic value at expiration. But you don't have to hold until expiration. Most traders in alert services sell the option contract itself for a profit well before expiration.

05/16 = Expiration date

This is when the option contract expires. After this date, the option is worthless if it's out of the money. In this example, 05/16 means May 16th. Give yourself at least 2-3 weeks on expirations. Want to catch the full move? Buy more time. As long as your setup is still valid, having time on your side lets you hold the trade and let it work out.

@4.20 = Entry price

This is the price the analyst paid per contract (in dollars). Since each option contract represents 100 shares, buying 1 contract at $4.20 costs $420 total. This is the price you're aiming to get in at or close to.

The exit signal

When it's time to close the trade, you'll see the exit alert:

Full trade example
BTO AAPL 250c 05/16 @4.20
STC AAPL 250c 05/16 @8.40 +100%

STC = Sell to Close. You're closing the position by selling the contract you bought. In this case, the contract was bought at $4.20 and sold at $8.40. That's a 100% gain. If you bought 1 contract ($420), you'd sell it for $840 and pocket $420 profit.

Not every trade is a winner though. Here's what a loss looks like:

Losing trade example
BTO NVDA 140c 05/16 @3.50
STC NVDA 140c 05/16 @3.15 -10%

The NVDA call was bought at $3.50 and sold at $3.15 for a 10% loss. This is normal and happens with every trader and every service. What matters is that the wins outpace the losses over time.

How to evaluate a signal before taking it

Just because an alert drops doesn't mean you have to take every single one. Here's how to think about it:

Common terms you'll see in signals

Here's a quick reference for the most common abbreviations and terms:

Pro tip: The best way to learn how to read signals is to watch them in real time without trading real money at first. Follow along with paper trading for a few weeks. Watch what happens after each BTO. See when the STC comes through. Get a feel for the rhythm before you risk real capital.

What makes a signal service trustworthy?

Now that you can read signals, you need to know if the source is legit. Look for these things:

Start reading signals today

You don't need to be an expert to follow options signals. You just need to understand the format, manage your risk, and use the signals as a learning tool — not a replacement for thinking.

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