Block Deal:

1. Transaction of a minimum quantity
   of 500,000 shares or a minimum value
   of Rs 5 crore between two parties,
   wherein they agree to buy or sell
   shares at an agreed price among
   themselves.
2. The deal takes place through a
   separate trading window and they
   happen at the beginning of trading
   hours for the duration of 35 minutes
   i.e. from 9.15 am to 9.50 am. Every
   trade has to result in delivery.
3. Block deals are not visible to the
   regular market as they happen in a
   separate window.
4. Stock exchanges should disclose the
   information on block deals to the
   public on the same day after the
   market hour.