Icahn bought 15% of CVI last winter when it was trading in the high teens.

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The chart below shows the one year performance of CVI shares, versus its 200 day moving average.

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Below is a three month price history chart comparing the stock performance of XOM, versus WNR and CVI.

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Below is a three month price history chart comparing the stock performance of DK, versus WNR and CVI.

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In afternoon trading Thursday, CVI was up about 0.9% on the day.

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Among the largest underlying components of XOP, in trading today CVR Energy Incorporated ( CVI) is off about 1.9%, and Holly Corporation ( HOC) is up by about 3.5%.

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