NEW YORK (AP) -- Shares of some top oil companies are mixed at 10 a.m.:
BP PLC rose $.11 or .2 percent, to $43.71.
Chevron fell $.64 or .5 percent, to $121.37.
ConocoPhillips fell $.05 or .1 percent, to $60.40.
Exxon Mobil Corp. fell $.37 or .4 percent, to $88.62.
Marathon Oil Corp. fell $.47 or 1.4 percent, to $32.20.
