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PROS Holdings, Inc. Announces Date of Fourth-Quarter & Full Year 2011 Financial Results Release, Conference Call and Webcast

HOUSTON, January 17, 2012 – PROS Holdings, Inc. (NYSE: PRO), a world leader in pricing and revenue management software, will release financial results for its fourth-quarter and full year 2011 after U.S. financial markets close on Thurs., Feb. 9, 2012.

PROS Holdings will host a conference call on Feb. 9, 2012, at 4:30 p.m. ET to discuss the Company’s financial results and business outlook. To access this call, dial (866) 203-2528 (toll-free) or (617) 213-8847, and enter pass code 67165872. The live webcast of the conference call can be accessed under “Investor Relations” section of the Company’s web site at www.prospricing.com.

Following the call, an archived web cast will be available in the “Investor Relations” section of the Company’s web site at www.prospricing.com. A replay will be available at (888) 286-8010 (toll-free) or (617) 801-6888 using the pass code 63972510.