NEW YORK
Shares of some top oil companies were up at the close of trading:
Chevron rose $.52 or .7 percent, to $77.94.
ConocoPhillips rose $.61 or 1.2 percent, to $52.83.
Exxon Mobil rose $.57 or .8 percent, to $72.47.
Marathon Oil rose $.27 or .8 percent, to $34.65.