Press Release PROS HOLDINGS, INC. REPORTS FOURTH QUARTER AND FULL YEAR 2015 FINANCIAL RESULTS February 9th, 2016 Previous PROS Holdings, Inc. Announces Date of Fourth Quarter and Full Year 2015 Final Financial Results Release, Conference Call and Webcast Jan 19, 2016 Next Industry Leaders Convene in Paris to Discuss Revenue, Profit Realization at PROS Outperform Feb 23, 2016