Nasdaq Eyes 23-Hour Trading: What Does It Mean for the Dalal Street Investors?

Nasdaq, a major US stock exchange, has submitted a proposal to the US Securities and Exchange Commission (SEC) to operate 23 hours a day, five days a week. Extended hours aim to provide better access for investors worldwide, particularly in Asia, and allow continuous price discovery.
Why Extend Trading Hours?
The move comes amid rising retail participation and strong global demand for US equities. Other major exchanges, such as the New York Stock Exchange and Cboe Global Markets, have also announced plans to expand trading hours.
What Will Change if Nasdaq’s Request is Approved?
Currently, US markets operate for around 16 hours a day, including pre-market and after-hours sessions. If approved, the new schedule would include a day session from 4 AM to 8 PM ET and a night session from 9 PM to 4 AM ET, with a one-hour break for system maintenance. Trades executed before midnight in the night session would count for the following trading day.
How Will This Impact Dalal Street Invetors?
Round-the-clock US trading could make Indian markets more sensitive to global developments. Market cues from the US may be reflected in Indian stocks faster, allowing domestic investors to react even before the opening bell. This may improve price discovery, reduce sharp overnight gaps, and provide limited arbitrage opportunities for sophisticated investors.
Which Sectoral Stocks Will Be Impacted?
While continuous trading improves information flow, it may also increase short-term volatility, especially in sectors linked to global markets, such as IT, pharmaceuticals, and metals. Overnight moves in US equities could spill over into Indian stocks, causing sharper intraday swings.
Will Nasdaq’s Proposal Impact the Rupee?
The proposal is expected to have a limited effect on the USD/INR pair. While US market moves could influence intraday flows, the currency is primarily driven by India’s macroeconomic fundamentals, RBI interventions, trade balances, and foreign capital flows.
Read more: Savings vs BSBD Accounts: Which One Should You Use After RBI’s New Rules?
Conclusion
If approved, Nasdaq’s 23-hour trading could change the way global and Indian markets react to US developments. Investors may see faster price adjustments, improved market efficiency, and slightly higher volatility, making market timing and risk management more important than ever.
Disclaimer: This blog has been written exclusively for educational purposes. The securities mentioned are only examples and not recommendations. This does not constitute a personal recommendation/investment advice. It does not aim to influence any individual or entity to make investment decisions. Recipients should conduct their own research and assessments to form an independent opinion about investment decisions. Investments in the securities market are subject to market risks. Read all the related documents carefully before investing.
Published on: Dec 17, 2025, 10:42 AM IST

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