Investor News Releases

Date	Description	Downloads
Apr 20, 2011	MKS Instruments Reports Q1 2011 Financial Results
Apr 05, 2011	MKS Instruments Announces First Quarter 2011 Earnings Conference Call
Feb 14, 2011	MKS Instruments to Participate at Goldman Sachs Technology and Internet Conference
Feb 02, 2011	MKS Instruments Awarded $10 Million Follow-On Order for Solar Applications
Feb 02, 2011	MKS Instruments Reports Fourth Quarter and Full Year 2010 Financial Results
Feb 02, 2011	MKS Instruments Initiates Quarterly Cash Dividend
Jan 18, 2011	MKS Instruments Announces Fourth Quarter and Full Year 2010 Conference Call
Jan 04, 2011	MKS Instruments to Present at Needham Growth Conference
Jan 02, 2011	MKS Instruments Reports Fourth Quarter and Full Year 2010 Financial Results
Nov 30, 2010	MKS Instruments to Present at Barclay's Capital Technology Conference