Business

India Stock Market Timings 2026: The Closing Auction

From 3 August 2026, SEBI introduced a Closing Auction Session (CAS) for cash-market stocks with active F&O contracts, replacing VWAP-based closing prices with…

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BSE FOUNDED

Bombay Stock Exchange Founded, Asia's Oldest

The Bombay Stock Exchange traces its origins to 1875, making it Asia's oldest stock exchange. It operated through open-outcry floor trading for over a century before Ind…

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SEBI STATUTORY

SEBI Becomes India's Statutory Market Regulator

The SEBI Act, 1992 gave the Securities and Exchange Board of India statutory authority to regulate the securities market, following gaps exposed by the 1992 securities s…

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ELECTRONIC TRADING

NSE Launches Screen-Based Electronic Trading

The National Stock Exchange began operations in 1994, introducing fully electronic, screen-based order matching to India for the first time and prompting BSE to follow w…

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DERIVATIVES BEGIN

Equity Index Derivatives Introduced

With SEBI's approval, NSE and BSE launched index futures in June 2000, followed by stock-level derivatives in 2001, creating the F&O category that now determines CAS eli…

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ALGO TRADING

Direct Market Access and Algorithmic Trading Permitted

SEBI permitted Direct Market Access for institutional investors in 2008, opening the door to algorithm-driven trading that now underpins the automated equilibrium-price…

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T+1 SETTLEMENT

T+1 Settlement Fully Rolled Out

SEBI completed the phased transition to T+1 rolling settlement by March 2023, making India one of the first major global equity markets to settle trades in a single day.

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FIRST CONSULTATION

SEBI Issues First Consultation Paper on a Closing Auction

SEBI published a consultation paper on 5 December 2024 proposing a closing auction session for the equity cash segment, opening the idea to public and industry comment m…

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FINAL CIRCULAR

SEBI Issues the Final CAS Circular

Following a revised consultation paper in August 2025 and deliberation by the Secondary Market Advisory Committee, SEBI issued its final circular (HO/47/11/11(3)2025-MRD…

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CAS LIVE

Closing Auction Session Takes Effect

From 3 August 2026, continuous trading for F&O-eligible stocks began ending at 3:15 PM, replaced by a closing auction running to approximately 3:35 PM, while equity deri…

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