There are two segments of NSE -

Wholesale Debt Market: It provides a platform for trading in fixed income or debt securities. NSE started operating in wholesale debt market in June 1994. It was the first market which had fully screen based system for trading in Debt securities. There are two parties in debt market - the trading member and the participants. The trading members are the recognised brokers of NSE and the participants are the buyers and sellers of the securities.

Capital market segment: It is the segment where NSE deals in equity shares, preference shares, debentures ETFs, etc. It provides an efficient and transparent platform where the trading can be done in a fair and proper manner. This segment commenced its working in November, 1995. The trading system of this segment is also known as NEAT-CM, which means National Exchange for Automated Trading - Capital Market.