INVESTORS OVERVIEW

Important Dates

Formation of Subex 5th October, 1992
Incorporation as Subex Systems Limited 16th November, 1995
Date of IPO 19th - 23rd July, 1999
Subex shares listed in Bangalore Stock Exchange 3rd September, 1999
Subex shares listed in Mumbai Stock Exchange 31st July, 2000
Subex shares listed in National Stock Exchange 5th September, 2003
Acquisition of the Fraud Management activity of Alcatel, UK 1st October, 2004
Acquisition of Fraud Centurion from Lightbridge, US 1st October, 2004
Global Depository Receipts (GDRs) listing in Luxembourg Stock Exchange (LxSE) 7th April, 2006
Announcement of acquisition of Azure Solutions, UK 25th April, 2006
Closure of acquisition of Azure Solutions, UK and Incorporation as Subex Azure Limited 23rd June, 2006
Announcement of acquisition of Syndesis Ltd, Canada 18th January, 2007
GDR listing in London Stock Exchange 14th March, 2007
Closure of acquisition of Syndesis Ltd 1st April, 2007
Announcement of exchange offer for restructuring of FCCBs 24th September, 2009
Completion of exchange offer and issuance of Restructured FCCBs 2nd November, 2009
Listing of Restructured FCCBs on Singapore Exchange Securities Limited (SGX) 6th November, 2009
Completion of exchange offer and issuance of Restructured FCCBs US$ 127.721 Million 6th July, 2012
Listing of Restructured FCCBs US$ 127.721 Million on Singapore Exchange Securities Limited (SGX) 10th July 2012
Reset of conversion price of FCCBs US$ 127.721 Million from the original price of Rs. 22.79 to Rs. 13 (Board’s approval) 14th May, 2015
Reset of conversion price of FCCBs US$ 127.721 Million from the original price of Rs. 22.79 to Rs. 13 (Shareholder’s approval) 19th June, 2015

R & T AGENTS

CanBank Computer Services Ltd

# 218, JP Royale, 1st Floor, 2nd Main
Sampige Road (Near 14th Cross),
Malleswaram, Bangalore - 560 003,
India.
Phone: +91 80 23469661/62
Phone: +91 80 23469664/65
Fax: +91 80 23469667/68
Email: canbankrta@ccsl.co.in
Website: www.canbankrta.com

* A transfer agent and registrar for a publicly held company keeps record of every stock certificate and the details of its holder. When the stock is traded the transfer agent transfers the ownership of the stock from the seller's name to the buyer's name. The registrar reconciles all transferred records.