BSE introduced the new index series called 'BSE Mid-Cap' index and 'BSE Small-Cap' index to track the performance of the companies with relatively small market capitalization that would exclusively represent the mid and small cap companies listed on the stock exchange.

Base Year: 2002-2003
Base Index Value: 1000
Date of Launch: April 11, 2005
Method of calculation: Free-float market capitalization methodology
Number of scrips: Variable to represent 15% and 5% market
Index calculation: Real Time

Source: bseindia