April 26- Whiting Petroleum Corp:. *Raymond James raises target price to $60 from $57; rating outperform. Reuters Station users, click. 1568.
April 26- Whiting Petroleum Corp:. *Suntrust raises price target to $51 from $49; rating neutral. Reuters Station users, click. 1568.
*Linn shares rise 4 pct, Berry up 18 pct. Feb 21- U.S. oil and gas producer Linn Energy LLC will buy Berry Petroleum Co for $2.5 billion in stock, raising its output by about a third and boosting its oil reserves in Texas, California, Colorado and Utah. Linn's shares rose 4 percent to $38.52 in early trading.