Biogen Idec ( BIIB) target raised at Jefferies. Shares of BIIB now seen reaching $176, Jefferies said. Positive topling Hemophilia data. Buy rating. Dell ( DELL) target cut at UBS to $10, UBS said. Sentiment likely to trump value in the near term. Devon Energy ( DVN) estimates cut at Guggenheim through 2013, Guggenheim said. Company is leveraged to lower NGL and Canadian crude prices. Buy rating and $59 price target. Halliburton ( HAL) estimates, target reduced at UBS. Shares of HAL now seen reaching $49, according to UBS. Estimates also cut, given sluggish domestic activity. Buy rating. Kansas City Southern ( KSU) numbers raised at Credit Suisse. Shares of KSU now seen reaching $100, according to Credit Suisse. Estimates also increased, as cross-border traffic should continue to drive growth. Outperform rating. Lennar ( LEN) estimates, target increased at Credit Suisse. LEN estimates were raised through 2013, Credit Suisse said. Company is realizing higher margins and paying lower taxes. Outperform rating and new $35.50 price target. Rowan Companies ( RDC) numbers lowered at Jefferies. Shares of RDC now seen reaching $40, Jefferies said. Estimates also lowered on September fleet status report. Hold rating. >To submit a news tip, email: email@example.com.