Common Options Trading Mistakes

Options trading offers incredible opportunities, but the learning curve is steep. Here are the seven most common mistakes that cost traders money - and how to avoid them.

1. Buying Options That Expire Too Soon

The Mistake: New traders buy options expiring in 7-14 days because they're cheaper and show bigger potential returns.

Why It's Costly:

• Time decay (Theta) accelerates dramatically in the final two weeks
• You need the stock to move fast and in the right direction
• Small delays or sideways movement = total loss
• Win rate is typically under 30%

The Fix: If buying options, go 60-90 days out minimum. Better yet, sell options with 30-45 days to expiration instead.

2. Selling Puts on Stocks You Don't Want to Own

The Mistake: "This risky stock has a juicy 5% premium! I'll sell puts."

Why It's Costly:

• High premiums signal high risk
• You will eventually get assigned on a risky stock
• Now you own something you never wanted
• Panic selling at a loss compounds the mistake

The Fix: Only sell puts on quality stocks you'd proudly own long-term at that strike price.

3. Not Having a Position Management Plan

The Mistake: Enter a trade with no idea when to adjust, roll, or close.

Why It's Costly:

• Emotions drive decisions instead of logic
• Small losses become large losses
• You hold losing positions too long
• You close winning positions too early

The Fix: Before entering any trade, decide:

• At what point will I roll the position?
• When will I take profits early?
• What's my maximum loss tolerance?
• How will I adjust if assigned?

4. Ignoring Earnings Announcements

The Mistake: Sell a 0.20 Delta put two days before earnings because "it's far out of the money."

Why It's Costly:

• Earnings can move stocks 10-20% overnight
• Your "safe" 0.20 Delta put becomes 0.60 Delta instantly
• Implied volatility crushes after earnings
• Risk/reward becomes terrible

The Fix:

• Check earnings calendars before every trade
• Avoid opening positions within 2 weeks of earnings
• If you must trade earnings, use much lower Delta
• Or close positions before earnings

5. Over-Trading or Trading Too Large

The Mistake: Use all available capital on one or two positions, or trade dozens of different tickers.

Why It's Costly:

• One bad trade wipes out a month of gains
• No diversification protection
• Can't take advantage of new opportunities
• Stress leads to bad decisions

The Fix:

• Never risk more than 5-10% of portfolio on one position
• Limit yourself to 3-5 quality positions
• Keep some capital in reserve
• Focus on quality over quantity

6. Chasing High Premiums

The Mistake: "This stock pays 8% premium per month! Let's sell puts!"

Why It's Costly:

• High premiums = high risk (market knows something)
• Usually terrible underlying stocks
• You'll get assigned and watch it drop 50%
• The premium never compensates for the losses

The Fix:

• Focus on quality stocks even if premiums are lower
• Target 1-3% monthly returns on good stocks
• High premiums on bad stocks aren't worth it
• Remember: it's easier to make 20% on a good stock than recover from a 50% loss on a bad one

7. Not Understanding Greeks (Especially Delta)

The Mistake: "Delta, Theta, Gamma? Too complicated. I'll just wing it."

Why It's Costly:

• No idea what your actual risk exposure is
• Don't know probability of assignment
• Can't predict how position will behave
• Flying blind leads to surprises

The Fix:

• Learn at minimum what Delta means
• Understand that 0.30 Delta ≈ 30% assignment probability
• Monitor how Delta changes as stock moves
• Use Greeks to select better strikes

Read our Delta guide to master the most important Greek.

Bonus Mistakes to Avoid

8. Averaging Down on Losing Trades Don't sell more puts just because the stock dropped. You're doubling down on a loser.

9. Not Tracking Your Results Keep a trade journal. Review what works and what doesn't.

10. Letting Tax Tail Wag the Dog Don't hold a bad position just to avoid short-term capital gains taxes.

11. Trading Meme Stocks for Premium Avoid highly volatile, Reddit-hyped stocks. The premium isn't worth the stress and risk.

12. Not Using Stop Losses on Stock Positions If assigned, have a plan. Don't hold and hope indefinitely.

The Winning Approach

Successful options traders:

✅ Sell options on quality stocks with 30-45 DTE
✅ Target 0.20-0.30 Delta strikes
✅ Manage positions actively
✅ Keep position sizes reasonable
✅ Focus on consistency over home runs
✅ Track and learn from every trade
✅ Avoid earnings and high-risk events

Your Action Plan

This Week:

1. Review your current positions - are you making any of these mistakes?
2. Close or adjust risky positions
3. Set up a simple trade journal

This Month:

1. Learn the basics of Delta
2. Create a position management checklist
3. Focus on 3-5 quality stocks only

This Quarter:

1. Track your win rate and returns
2. Identify your patterns (good and bad)
3. Refine your strategy based on data

Avoiding these mistakes won't make you rich overnight, but it will save you from costly errors that set you back months or years.

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