Which Position Is Closest to Assignment? Understanding Assignment Risk in Options Trading
Learn which options trading position is closest to assignment and how assignment risk works in calls and puts. Discover key factors, early assignment triggers, and smart risk management tips for traders.
Options assignment is a key concept that every trader needs to grasp before selling puts or covered calls. Whether we're generating income with the wheel strategy , managing covered calls, or trading short premium positions, knowing which position is closest to assignment helps us control risk, avoid surprises, and manage trades more effectively. Many beginner traders misunderstand assignment probability and tend to focus solely on collecting premiums. In reality, assignment risk depends on several important factors, including delta , moneyness, expiration timing, intrinsic value, and dividend risk. In this detailed guide, we will explain which option positions are most likely to be assigned, how assignment works, and how experienced traders manage assignment risk consistently. What Does Assignment Mean in Options Trading? An assignment occurs when the holder of an options contract exercises their right to buy or sell shares. For option sellers, assignment creates an obligation: Short Put Sellers: Must buy 100 shares per contract Short Call Sellers: Must sell 100 shares per contract Assignment only applies to short option positions . If we sell options, we accept the possibility of assignment in exchange for collecting premium income. Which Position Is Closest to Assignment? The position closest to assignment is typically: A Deep In-The-Money Short Option Near Expiration This applies to both: Deep ITM short puts Deep ITM short calls The deeper an option moves in the money, the greater the probability of assignment. Understanding In-The-Money Options An option becomes in-the-money (ITM) when it contains intrinsic value. For Put Options A put option is ITM when: Stock Price<Put Strike Price Example Stock price: $45 Put strike: $50 The put is $5 ITM. This means assignment risk increases significantly. For Call Options A call option is ITM when: Stock Price>Call Strike Price Example Stock price: $110 Call strike: $100 The call is $10 ITM. Covered call sellers in this situation face a very high assignment probability. Delta: The Best Indicator of Assignment Probability Delta is one of the most useful metrics for estimating assignment likelihood. Approximate Assignment Probability by Delta As delta approaches 1.00 , assignment probability rises dramatically. Positions Most Likely to Be Assigned 1. Deep In-The-Money Short Puts Short puts become highly vulnerable to assignment when the stock price falls well below the strike price. Example Sold $100 put Stock drops to $85 The option is now deeply ITM At this stage, assignment risk becomes extremely high. This commonly happens during: Market corrections Earnings crashes High-volatility events 2. Deep In-The-Money Covered Calls Covered calls become close to assignment when the stock rallies far above the strike price. Example Own shares at $90 Sell a $100 covered call Stock rises to $115 The option buyer has a strong incentive to exercise. This often results in shares being called away. 3. Options Near Exp