Exhibit 99.1

Advent Software Reports Third Quarter 2012 Results

Company Achieves Record Quarterly Revenue of $90 Million and

Third Quarter Non-GAAP Operating Margin of Over 23%

SAN FRANCISCO — October 30, 2012 — Advent Software, Inc. (NASDAQ: ADVS), a leading provider of software and services to the global investment management industry, announced today its financial results for the third quarter ended September 30, 2012.

“Advent is pleased to report solid financial results for the third quarter, which included strong quarterly revenues, healthy operating cash flows, and over 23% non-GAAP operating margin,” said Pete Hess, Chief Executive Officer of Advent.  “While there have been some headwinds in the market, these results demonstrate the resiliency of our business model.  We are excited to have added prestigious clients in the quarter and our competitive position remains very strong.”

THIRD QUARTER 2012 RESULTS

GAAP Results for Continuing Operations

The Company reported quarterly revenue of $90.2 million for the third quarter of 2012, compared to $84.6 million in the third quarter of 2011, a 7% increase.

Operating income for the third quarter of 2012 was $12.6 million, or 14% of revenue, compared to $10.6 million or 13% of revenue for the third quarter of 2011.

Net income for the third quarter of 2012 was $7.7 million compared to $6.8 million in the third quarter of 2011.

On a fully diluted basis, earnings per share in the third quarter of 2012 were $0.15, up $0.02 when compared to the third quarter of 2011.

Operating cash flows in the third quarter of 2012 totaled $25.3 million, compared with $23.8 million in the third quarter of 2011. Cash, cash equivalents and marketable securities totaled $143.5 million as of September 30, 2012, compared to $136.4 million as of December 31, 2011.

The Company repurchased approximately 639,000 shares of its common stock in the third quarter of 2012 for total cash outlays of $15.2 million at an average price of $23.71 per share.

Total deferred revenue as of September 30, 2012 was $162.4 million, compared to $174.9 million as of December 31, 2011.

Non-GAAP Results for Continuing Operations

Non-GAAP operating income for the third quarter of 2012 was $20.8 million, or 23% of revenue. This represents a 13% increase compared to $18.5 million of non-GAAP operating income, or 22% of revenue, in the third quarter of 2011.  On a fully diluted basis, non-GAAP earnings per share were $0.26 in the third quarter of 2012 and represent a 17% increase from non-GAAP diluted earnings per share of $0.22 in the third quarter of 2011.

The reconciliation between GAAP and non-GAAP financial measures is provided at the end of this press release.

THIRD QUARTER HIGHLIGHTS

·                  Third Quarter Bookings:  The Annual Contract Value (ACV) of our new contract bookings in the third quarter of 2012 will contribute $7.1 million in annual revenue once the contracts are fully implemented.  New clients represented a broad cross-section of the investment management industry, from hedge funds and asset managers to family offices, fund administrators and the growing advisory market.  New clients included BTG Pactual, the largest independent investment bank in Latin America, Tiedeman Trust Company, Stephens Inc., Clarfeld Financial Advisors, Clariden Leu, a Swiss private bank based in Zurich, and Rand Merchant Bank, a leading African investment bank headquartered in South Africa.  In the third quarter, Advent also signed its first hedge fund client in mainland China.

·                  Enhanced Functionality Across Product Lines:  Advent hosted our annual client conference in September during which a number of product announcements were made across the platforms, including: the availability of a multi-custodial rebalancing solution and an alternative investments solution within the Black Diamond platform; the launch of the new Interest Rate Swaps (IRS) functionality for the Syncova® product; the launch of Geneva® 9.0 which includes integrated solutions targeted at new market segments, and the beta release of major enhancements to the cloud-enabled, end-to-end platform for asset management*.

·                  Industry Recognition and Award-Winning Solutions:  Advent was awarded “Best Portfolio Management System Provider” in Waters Magazine’s annual readers’ choice rankings.  Advent Portfolio Exchange® (APX) — Advent’s end-to-end portfolio management solution for asset and wealth management — was named “Best in Class” in the CEB TowerGroup Portfolio Management Systems Technology Analysis in all four technology categories assessed: Portfolio Tools, Advisory Experience, Workflow Management and Enterprise Support.  APX was also awarded “Excellence in Performance Measurement” by the FSO Knowledge Xchange.

FINANCIAL GUIDANCE

Advent updates the following financial guidance for the fourth quarter and fiscal year 2012:

INVESTOR CALL

Advent Software, Inc. will host its third quarter 2012 earnings conference call at 5:00 p.m. Eastern time today.  The third quarter 2012 earnings presentation and trended disclosures file, which include highlights and detailed financial information, are currently available at http://investor.advent.com.  To participate via phone, please dial (888) 895-5479 and request conference ID #33664446.  Telephone replay will be available through midnight November 6, 2012.  The replay number for domestic callers is (888) 843-7419, and for international callers is (630) 652-3042, with the conference ID of #33664446.

The conference call will also be webcast live and then archived on http://investor.advent.com.

* Advent’s platform for asset management offers Advent Portfolio Exchange® (APX), Moxy®, Advent Rules Manager®, Advent Revenue Center®, Advent® General Ledger Exchange (Advent® GLX), Advent Tradex®, Advent Corporate Actions® (ACA), and Advent Custodial Data® (ACD) for clients to select among in order to support key workflows and data across the entire investment process.

ABOUT ADVENT

Advent Software, Inc. (www.advent.com), a global firm, has provided trusted solutions to the world’s leading financial professionals since 1983.  Firms in more than 60 countries use Advent technology.  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.  For more information on Advent products visit http://www.advent.com/about/resources/demos/pr.

ABOUT NON-GAAP FINANCIAL INFORMATION

This press release includes non-GAAP financial measures. For a description of these non-GAAP financial measures, including the reasons management uses each measure, and reconciliations of these non-GAAP financial measures to the most directly comparable financial measures prepared in accordance with Generally Accepted Accounting Principles (GAAP), please see the accompanying tables entitled “Reconciliation of Selected Continuing Operations’ GAAP Measures to Non-GAAP Measures.”

FORWARD-LOOKING STATEMENTS

The financial projections under Financial Guidance, and statements regarding our organizational structure, operating efficiencies, margin expansion and market opportunities, and any other forward-looking statements included in this presentation reflect management’s best judgment based on factors currently known and involve risks and uncertainties; our actual results may differ materially from those discussed here.  These risks and uncertainties include: potential fluctuations in new contract bookings, renewal rates, operating results and future growth rates; continued market acceptance of our Advent Portfolio Exchange®, Geneva®, and Moxy® products; the successful development, release and market acceptance of new products, services and enhancements; uncertainties and fluctuations in the financial markets; the Company’s ability to satisfy contractual performance requirements; difficulties in achieving organizational objectives and integrating merged businesses, such as Syncova Solutions Ltd and Black Diamond Performance Reporting LLC, and achieving expected synergies and results; and other risks detailed from time to time in our SEC reports including, but not limited to, our quarterly reports on Form 10-Q and our 2011 annual report on Form 10-K.  The Company disclaims any intention or obligation to publicly update or revise any forward-looking statements including any guidance, whether as a result of events or circumstances after the date hereof or to reflect the occurrence of unanticipated events.

CONTACT

Media Contact:
Amanda Diamondstein-Cieplinska
Advent Software, Inc.
(415) 645-1668
adiamond@advent.com

Investor Relations Contact:
Meg Pardo
Advent Software, Inc.
(415) 645-1584
mpardo@advent.com

ADVENT SOFTWARE, INC.

CONDENSED CONSOLIDATED BALANCE SHEETS

(In thousands)

(GAAP, Unaudited)

ADVENT SOFTWARE, INC.

CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS

(In thousands, except per share data)

(GAAP, Unaudited)

(2) Net income per share is based on actual calculated values and totals may not sum due to rounding.

ADVENT SOFTWARE, INC.

CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS

(In thousands)

(GAAP, Unaudited)

The cash flows from the discontinued operation, as presented in the condensed consolidated statement of cash flows, relate to the operations of MicroEdge.

ADVENT SOFTWARE, INC.

RECONCILIATION OF SELECTED CONTINUING OPERATIONS’ GAAP MEASURES TO NON-GAAP MEASURES

(In thousands, except per share data)

(Unaudited)

To supplement our condensed consolidated financial statements presented on a GAAP basis, Advent uses non-GAAP measures of continuing operations’ operating income, net income and net income per share, which are adjusted to exclude certain costs, expenses, gains and losses we believe appropriate to enhance an overall understanding of our past financial performance and also our prospects for the future. These adjustments to our current period GAAP results are made with the intent of providing both management and investors a more complete understanding of Advent’s underlying operational results and trends and our marketplace performance. In addition, these adjusted non-GAAP results are among the information management uses as a basis for our planning and forecasting of future periods. The presentation of this additional information is not meant to be considered in isolation or as a substitute for results prepared in accordance with generally accepted accounting principles in the United States of America. 

ADVENT SOFTWARE, INC.

RECONCILIATION OF PROJECTED CONTINUING OPERATIONS’ GAAP OPERATING INCOME %

TO NON-GAAP OPERATING INCOME %

(Preliminary and unaudited)

Advent provides projections of non-GAAP measures of its continuing operations’ operating income, which exclude certain costs, expenses, gains and losses which it believes is appropriate to enhance an overall understanding of our past financial performance and also our prospects for the future. These adjustments to our projected continuing operations’ GAAP results are made with the intent of providing management and investors a more complete understanding continuing operations’ underlying operational results and trends and our marketplace performance. In addition, these adjusted non-GAAP projections are among the information management uses as a basis for planning and forecasting of future periods. The presentation of this additional information is not meant to be considered in isolation or as a substitute for results prepared in accordance with generally accepted accounting principles in the United States of America.