What Happens on the Day of Expiry in the F&O Market?

What Happens on the Day of Expiry in the F&O Market?

  • Calender12 Mar 2026
  • user By: BlinkX Research Team
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  • On the day of F&O expiry, derivative contracts enter their final trading session before settlement. According to exchange regulations, traders either close their holdings or let contracts settle. The share market expiry day is frequently characterised by increased volatility as many traders change their positions. Investors can handle derivative trades more cautiously if they know what is expiry in the share market. Depending on the gap between the strike price and the market price, options of contracts either settle or expire worthless. Traders can prevent unforeseen settlements or losses close to contract expiration by being aware of expiry mechanics. 

    Understand the Concept of Derivative Contracts 

    Derivative contracts are financial instruments whose value is derived from an underlying asset, index, or interest rate. They include futures, options, swaps, and forwards, allowing investors to hedge risks or speculate price movements. These contracts typically have a predetermined expiry date and terms agreed upon by the parties involved. 

    Derivative contracts encompass futures and options based on stocks, commodities, currencies, and other assets. Both futures and options involve agreements to buy or sell assets at predetermined prices in the future, yet they diverge significantly beyond this basic similarity. 

    The Expiry Date in Derivatives Trading 

    The last day a derivatives contract can be traded is known as the expiry date. Understanding nifty expiry day meaning helps traders in identifying the settlement of index derivative contracts. 

    • Contract Validity: Each future or options contract has a defined expiry date set by the exchange. 
       
    • Index Contract Expiration: Nifty options and other index derivatives expire on a weekly or monthly basis. 
       
    • Position Closure: To prevent automatic settlement, traders may close their open positions prior to expiration. 
       
    • Settlement Procedure: Depending on the type of derivative, contracts settle via delivery or cash settlement. 
       
    • Market volatility: When positions are about to expire, traders may make significant price adjustments. 

    Note: The expiry schedule for derivatives contracts may change based on regulatory guidelines and exchange circulars. As of recent regulatory developments, the Securities and Exchange Board of India (SEBI) has directed that equity derivatives expiry days across exchanges should generally be limited to Tuesday to maintain consistency and reduce market disruptions. Any changes to the expiry day contracts such as Nifty are implemented by the exchange through official circulars. 

    Conclusion 

    The share market expiry day is the last trading day for futures and options of contracts. Traders either close positions or let contracts settle as per exchange regulations during F&O expiry. Understanding what is expiry in the stock market allows investors to manage risk and avoid surprise settlement outcomes. Traders frequently keep close track of expiry dates while developing derivative strategies. For easy trading decisions, many market players use an online trading app to keep track of contracts and expiration dates. 

    FAQs on Share Market Expiry Day

    At what time does F&O expire?

    How to know the option expiry date?

    Is it good to buy options on expiry day?

    How are options settled on expiry day?

    What happens if you don't exit options on expiry day?