Oil companies shares mixed at 1 p.m.

Shares of some top oil companies are mixed at 1 p.m.:

BP PLC rose $.25 or .5 percent, to $53.00.

Chevron rose $.14 or .1 percent, to $130.69.

ConocoPhillips rose $.23 or .3 percent, to $85.96.

Exxon Mobil Corp. rose $.53 or .5 percent, to $101.21.

Marathon Oil Corp. fell $.14 or .4 percent, to $39.78.