Investor Complaints and Arbitration Details   Type: Select Report 1A Report 1B Report 1C Report 2A Report 2B Report 3A Report 3B Report 4A Report 4B Report 4C       Reports Complaints received against Depository Participants (DP) during 2011-12 Redressal of Complaints received against Depository Participant (DPs) during 2010-11 Redressal of Complaints received against Depository Participant (DPs) during 2011-12 Details of Arbitration Proceedings (where BO is a party) during 2010-11 Details of Arbitration Proceedings (where BO is a party) during 2011-12 Penal Actions against Deposiotry Participants (DPs) during 2010-11 Penal Actions against Depository Participants (DPs) during 2011-12: Redressal of Complaints lodged by investors against Listed Companies during -2010-11 Redressal of Complaints lodged by investors against Listed Companies during 2010-11 Redressal of Complaints lodged by investors against Listed Companies during 2011-12 Redressal of Complaints lodged by investors against Listed Companies during -2011-12