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Nifty swings 200 points on new closing auction debut
Moneycontrol··4 Aug
India's new Closing Auction System made its market debut on August 3, and the Nifty 50 swung more than 200 points in the final five minutes of trade. The index closed 1.6 percent higher at 24,774, while the Sensex rose a more modest 0.7 percent to 78,639 on the same trading day.
Prism
What It Means For You
- Traders holding F&O stocks should track the new 3:15 pm to 3:35 pm auction window when checking daily closing prices.
- Investors relying on index levels for settlement may see short term volatility until liquidity in the new auction session improves.
- Anyone trading options is advised to reference synthetic futures pricing rather than the headline Nifty close during this transition.
What's Happening
- The Closing Auction System debuted on August 3 for stocks with active derivative contracts, replacing the earlier VWAP based method.
- The Nifty 50 swung more than 200 points in the auction's first five minutes, closing 1.6 percent higher at 24,774.
- Analysts attributed the swing to low participation in stocks like ICICI Bank, Axis Bank and Grasim during the new session.
Closing Auctions Are Standard On NYSE And LSE
- The new mechanism extends equity derivatives trading by ten minutes and replaces the earlier volume weighted average price method.
- SEBI says the auction should improve execution efficiency for large orders and reduce tracking error for passive index funds.
- Global exchanges including the NYSE and London Stock Exchange already use similar closing auction mechanisms for price discovery.
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