SEBI/Exchange
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Updated on 04 Nov 2025, 02:10 am
Reviewed By
Aditi Singh | Whalesbook News Team
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Heading: NSE Introduces Pre-Open Session for F&O Segment
The National Stock Exchange (NSE), India's leading stock exchange, has announced a significant change for traders and investors in the Futures and Options (F&O) segment. Effective December 8, a pre-open session will be implemented for all F&O contracts. This session is scheduled to take place every trading day from 9:00 AM to 9:15 AM. The purpose of a pre-open session is typically to allow market participants to place orders before the main trading session begins, helping to establish an opening price based on demand and supply. This can lead to a more orderly start to trading, especially for volatile instruments.
Impact This move is expected to bring more stability and predictability to the opening trades in the F&O segment. It could influence trading strategies for day traders and arbitrageurs by providing a clearer price discovery mechanism at the market open. The additional 15 minutes might also see increased trading volumes as participants position themselves. The impact on overall market volatility at the opening bell could be positive, reducing sudden price spikes.
Impact Rating: 7/10
Heading: Definitions of Difficult Terms
Futures & Options (F&O): These are types of financial derivative contracts. Futures contracts obligate the buyer to purchase an asset or the seller to sell an asset at a predetermined future date and price. Options contracts give the buyer the right, but not the obligation, to buy or sell an asset at a specific price on or before a certain date. They are popular for hedging and speculation.
Pre-Open Session: A short trading period before the main market opens, allowing investors to place buy and sell orders. The exchange uses these orders to determine the opening price of a security, aiming for a balanced market start.
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