NATIONAL STOCK EXCHANGE OF INDIA

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Context:

The Central Bureau of Investigation arrested Chitra Ramkrishna, former CEO of National Stock Exchange (NSE) in connection with its ongoing probe in the NSE co-location scandal.

About:

The National Stock Exchange of India Limited (NSE) is India's largest financial market and the fourth largest market in the world by trading volume.
National Stock Exchange was incorporated in the year 1992 to bring about transparency in the Indian equity markets.
National Stock Exchange of India Limited was the first exchange in India to provide modern, fully automated electronic trading.
Headquartered in Mumbai, the National Stock Exchange of India Limited (NSE) conducts transactions in the wholesale debt, equity, and derivative markets.
It allows for new listings, initial public offers (IPOs), debt issuances and Indian Depository Receipts (IDRs) by overseas companies raising capital in India.
S&P CNX Nifty is the benchmark index introduced by NSE.
Some of its other indices are CNX Nifty Junior, India VX, S&P CNX Defty, S&P CNX 500, etc.
The exchange offers clearing and settlement services through its wholly-owned unit, the National Securities Clearing Corporation set up in 1995.