145 Clients Select Advent Portfolio Exchange® to Integrate Key Investment Management Processes on a Single Platform

145 Clients Select Advent Portfolio Exchange® to Integrate Key Investment Management Processes on a Single Platform

SAN FRANCISCO – October 12, 2007 – Advent Software, Inc. (NASDAQ: ADVS), the leading provider of software and services to the investment management industry, announced during a client-only web seminar held this week that Advent Portfolio Exchange® (APX), has signed 145 client contracts since the product was launched in late 2005. 

APX is Advent’s next generation portfolio management solution offering a powerful platform that brings together mission-critical portfolio and client data for improved portfolio management, performance reporting, and client relationship management.  The 145 APX clients are comprised of a wide range of investment management firms, including asset managers, family offices, trusts, broker dealers and hedge funds in the U.S. and EMEA region, managing assets from $300 million to well over $30 billion. 

“APX has changed the way that we do business; with APX we now have a single platform that integrates all phases of the investment management process from marketing and portfolio management to client service and reporting,” said Lori Hoch, Chief Operating Officer, for Cortina Asset Management, a small cap investment firm with over $1.5 billion assets under management.  “We can make better investment decisions because of the easy access it offers to integrated portfolio and client data, and it provides us with the scalability we need to grow our business without having to add back office personnel or increase our costs.”

About Advent Portfolio Exchange®
Advent Portfolio Exchange® (APX) is Advent’s next generation in portfolio management technology that fully integrates the front office functions of client relationship management (CRM) and performance analysis with the back office operations of portfolio accounting and reporting. This enterprise solution leverages a single SQL database to deliver critical client information via an easy-to-use browser-based user interface. APX delivers improved client service with enhanced security for today’s amplified compliance environment.

About Advent
Advent Software, Inc. (www.advent.com), a multi-national firm, has provided trusted solutions to the world’s leading financial professionals since 1983.  Firms in 60 countries use Advent technology and manage investments totaling nearly US $14 trillion.  Advent’s quality software, data, services and tools enable financial professionals to improve service and communication to their clients, allowing them to grow their business while controlling costs.  Advent is the only financial services software company to be awarded the Service Capability and Performance certification for being a world-class support organization. 

Advent and Advent Portfolio Exchange are registered trademarks of Advent Software, Inc.  All other company names or marks mentioned herein are those of their respective owners.

Forward-looking Statements
Any forward-looking statements included in this press release involve risks and uncertainties that could cause actual results to differ materially from our expectations.  These risks and uncertainties include continued sales of existing products, market acceptance of new products, the impact of initiatives by competitors and other risks detailed in Advent’s most recent filings with the Securities and Exchange Commission, including, but not limited to, its quarterly reports on Form 10-Q and its 2006 annual report on Form 10-K/A, copies of which may be obtained by contacting Advent Software at (415) 645-1787 or by visiting Advent’s Investor Relations Web site at www.advent.com.

Katherine Calvert
Advent Software, Inc.
(415) 645-1853