24/7 Wall St. Closing Bell — March 4, 2013: Markets Open Lower, Rise at End of Day (YHOO, NS, GPS, DF, MRK, ARNA, BYD, SSYS, RIG, YGE, CKP, CEP, FOE, SCSS, SSYS)
Top Analyst Upgrades and Downgrades (AMAG, AON, BMY, SCHW, COH, BVN, DF, GPS, HGG, LXK, MRK, KORS, NS, RRGB, TIF, TJX, YHOO)