Ariba to Report Results for Fourth Quarter and Fiscal Year 2009 October 28

Ariba, Inc. (Nasdaq:ARBA), the leading spend management solutions provider, today announced that it will report its fourth quarter and year-end results for fiscal year 2009 on Wednesday, October 28 at 8:00 a.m. ET via conference call. A news release with Ariba’s financial results will be available before the open of the U.S. financial markets on the same day.

To participate in the conference via telephone, please dial (877) 407-8031 from the U.S. or (201) 689-8031 if calling internationally. The conference may also be accessed online through the investor relations section of Ariba’s website at: www.ariba.com or by logging in to: www.vcall.com.

A replay of the conference call will be available shortly after the completion of the call through Monday, December 28, 2009 and can be accessed using the following numbers and pass codes:

About Ariba, Inc.

Ariba, Inc. is the leading provider of on-demand spend management solutions. Our mission is to transform the way companies of all sizes, across all industries, and geographies operate by delivering technology, service, and network solutions that enable them to holistically source, contract, procure, pay, manage, and analyze their spend and supplier relationships. Delivered on demand, our enterprise-class offerings empower companies to achieve greater control of their spend and drive continuous improvements in financial and supply chain performance. More than 1,000 companies, including more than half of the companies on the Fortune 100, use Ariba solutions to manage their spend from sourcing and orders through invoicing and payment. For more information, visit www.ariba.com

Copyright © 1996 – 2009 Ariba, Inc.

Ariba, the Ariba logo, AribaLIVE, SupplyWatch, Ariba.com, Ariba.com Network and Ariba Spend Management. Find it. Get it. Keep it. are registered trademarks of Ariba, Inc. Ariba Spend Management, Ariba. This is Spend Management, Ariba Solutions Delivery, Ariba Analysis, Ariba Buyer, Ariba Category Management, Ariba Category Procurement, Ariba Contract Compliance, Ariba Contracts, Ariba Contract Management, Ariba Contract Workbench, Ariba Data Enrichment, Ariba eForms, Ariba Invoice, Ariba Payment, Ariba Sourcing, Ariba Spend Visibility, Ariba Travel and Expense, Ariba Procure-to-Pay, Ariba Workforce, Ariba Supplier Network, Ariba Supplier Connectivity, Ariba Supplier Performance Management, Ariba Content Procurement, Ariba PunchOut, Ariba QuickSource, PO-Flip, Ariba Spend Management Knowledge Base, Ariba Ready, Ariba Supply Lines, Ariba Supply Manager, Ariba LIVE, It’s Time for Spend Management and Supplier Lifecycle Management are trademarks or service marks of Ariba, Inc. All other brand or product names may be trademarks or registered trademarks of their respective companies or organizations in the United States and/or other countries.

Ariba Safe Harbor

Safe Harbor Statement under the Private Securities Litigation Reform Act 1995: Information and announcements in this release involve Ariba's expectations, beliefs, hopes, plans, intentions or strategies regarding the future and are forward-looking statements that involve risks and uncertainties. All forward-looking statements included in this release are based upon information available to Ariba as of the date of the release, and we assume no obligation to update any such forward-looking statements. These statements are not guarantees of future performance and actual results could differ materially from our current expectations. Factors that could cause or contribute to Ariba's operating and financial results to differ materially from current expectations include, but are not limited to: the impact of the credit crises on Ariba’s results of operations and financial condition; delays in development or shipment of new versions of Ariba's products and services; lack of market acceptance of Ariba's existing or future products or services; inability to continue to develop competitive new products and services on a timely basis; introduction of new products or services by major competitors; the ability to attract and retain qualified employees; difficulties in assimilating acquired companies, long and unpredictable sales cycles and the deferrals of anticipated orders; declining economic conditions, including the impact of a recession; inability to control costs; changes in the company's pricing or compensation policies; significant fluctuations in our stock price; the outcome of and costs associated with pending or potential future regulatory or legal proceedings; the impact of our acquisitions, including the disruption or loss of customer, business partner, supplier or employee relationships; and the level of costs and expenses incurred by Ariba as a result of such transactions. Factors and risks associated with its business, including a number of the factors and risks described above, are discussed in Ariba's Form 10-Q filed with the SEC on August 7, 2009.