Sep 21, 2012 10:51AM Notable Analyst Rating Changes 09/21: (CAG) (IP) (INVN) Upgraded; (GT) (IHS) (CE) Downgraded

Sep 7, 2012 11:19AM Notable Analyst Rating Changes 09/07: (BCS) (RKT) (PTEN) Upgraded; (NVDA) (WY) (SGEN) Downgraded

Sep 7, 2012 07:50AM BMO Capital Upgrades Patterson-UTI Energy (PTEN) Two-Notches to Outperform

Apr 27, 2012 07:53AM BMO Capital Downgrades Patterson-UTI Energy (PTEN) to Underperform

Dec 2, 2011 11:09AM Notable Analyst Rating Changes 12/02: (LOW) (LULU) (SINA) Upgraded; (PPG) (LPX) (GES) Downgraded

Oct 14, 2011 08:36AM BMO Capital Downgrades Patterson-UTI Energy (PTEN) to Market Perform

Feb 4, 2011 11:23AM Notable Analyst Rating Changes 02/04: CRBC, RIMM, PTEN, K, BIG Upgraded; SOLR, STD, FSLR, LCC Downgraded

Oct 14, 2009 04:40PM BMO Starts HAL, SLB, NBR, PTEN at Outperform, WFT, CPX, BHI at Market Perform, SII at Underperform

Jul 18, 2008 09:39AM David Moenning's Daily State of the Markets: 7/18