| Sun, Nov 8, 2009 | | | New Star Analyst Rankings for S1 Corporation StarMine (Sun, Nov 8)
| | Fri, Nov 6, 2009 | | | S1 CORP /DE/ Files SEC form 10-Q, Quarterly Report EDGAR Online (Fri, Nov 6)
| | | S1 Corporation Earnings Call scheduled for 8:30 am ET today CCBN (Fri, Nov 6)
| | Thu, Nov 5, 2009 | | | S1 CORP /DE/ Files SEC form 8-K, Results of Operations and Financial Condition, Change in Directors or Principal Offi EDGAR Online (Thu, Nov 5)
| | | S1 Corporation Reports Third Quarter 2009 Results GlobeNewswire (Thu, Nov 5)
| | | Q3 2009 S1 Corporation Earnings Release - After Market Close CCBN (Thu, Nov 5)
| | Wed, Nov 4, 2009 | | | Morrisons Supermarkets Selects S1 to Support Its IT Transformation Program GlobeNewswire (Wed, Nov 4)
| | Tue, Nov 3, 2009 | | | S1 Teams With PayPal to Deliver Fast, Convenient Mobile Personal Payments Solution for Banks GlobeNewswire (Tue, Nov 3)
| | | S1 Wins Contract From Saudi Hollandi Bank to Replace Legacy Payments Systems With Integrated Payments Solution GlobeNewswire (Tue, Nov 3)
| | | S1 to Replace the CSI Legacy Payments System GlobeNewswire (Tue, Nov 3)
| | Mon, Nov 2, 2009 | | | S1 Corp. forms single brand at bizjournals.com (Mon, Nov 2)
| | | S1 Corporation Consolidates Divisional Names to Form Single S1 Brand GlobeNewswire (Mon, Nov 2)
| | Wed, Oct 14, 2009 | | | Doug Ivester to direct UGA program at bizjournals.com (Wed, Oct 14)
| | Mon, Oct 5, 2009 | | | S1 Corporation to Announce Third Quarter 2009 Financial Results On November 5, 2009 GlobeNewswire (Mon, Oct 5)
| | Mon, Sep 21, 2009 | | | S1 Debuts Mobile iPhone(R) Application PR Newswire (Mon, Sep 21)
| | Mon, Aug 31, 2009 | | | S1 CORP /DE/ Files SEC form 8-K/A, Change in Directors or Principal Officers, Financial Statements and Exhibits EDGAR Online (Mon, Aug 31)
| | Wed, Aug 26, 2009 | | | Enterprise Software Maintenance Revenue Streams Growing for Certain Companies: Returns Will Benefit Investors in These Winners Wall Street Transcript (Wed, Aug 26)
| | Tue, Aug 25, 2009 | | | This Stock's a No-Brainer at Motley Fool (Tue, Aug 25)
| | Tue, Aug 18, 2009 | | | S1 CORP /DE/ Files SEC form 8-K, Change in Directors or Principal Officers, Financial Statements and Exhibits EDGAR Online (Tue, Aug 18)
| | Wed, Aug 12, 2009 | | | S1 CORP /DE/ Financials EDGAR Online Financials (Wed, Aug 12)
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