| DATE | Exxon Mobil | Schlumberger | Chevron | Williams Companies |
|---|---|---|---|---|
December 2014 | $56.90 | $61.98 | $68.65 | $23.77 |
November 2014 | $55.72 | $62.08 | $66.63 | $27.04 |
October 2014 | $59.09 | $71.26 | $72.73 | $29.00 |
September 2014 | $57.47 | $73.44 | $72.35 | $28.92 |
August 2014 | $60.77 | $79.19 | $78.49 | $30.75 |
July 2014 | $60.04 | $78.00 | $77.71 | $29.30 |
June 2014 | $61.09 | $84.88 | $78.49 | $30.12 |
May 2014 | $61.00 | $74.58 | $73.83 | $24.08 |
April 2014 | $61.72 | $72.80 | $74.83 | $21.62 |
March 2014 | $58.87 | $69.89 | $70.89 | $20.81 |
February 2014 | $58.02 | $66.67 | $68.76 | $20.97 |
January 2014 | $55.16 | $62.50 | $65.96 | $20.56 |
December 2013 | $60.57 | $64.31 | $73.81 | $19.59 |
November 2013 | $55.94 | $62.88 | $72.35 | $17.69 |
October 2013 | $53.27 | $66.65 | $70.30 | $17.94 |
September 2013 | $51.14 | $62.84 | $71.20 | $18.27 |
August 2013 | $51.81 | $57.56 | $70.57 | $18.02 |
July 2013 | $55.34 | $57.62 | $73.17 | $16.99 |
June 2013 | $53.34 | $50.77 | $68.78 | $16.15 |
May 2013 | $53.41 | $51.51 | $71.34 | $17.32 |
April 2013 | $52.17 | $52.50 | $70.35 | $18.77 |
March 2013 | $52.83 | $52.83 | $68.51 | $18.44 |
February 2013 | $52.50 | $54.91 | $67.54 | $16.91 |
January 2013 | $52.41 | $54.84 | $65.88 | $17.08 |
December 2012 | $50.42 | $48.70 | $61.87 | $15.95 |