** Median short interest in U.S. oil producers rise to about 7% of shares outstanding as of June 14, versus about 6% a year ago, according to MKM Partners
** Short interest in Range Resources Corp highest at 25%; Southwestern Energy at 22%
** Short Interest greater than 15% of float for Jagged Peak , CNX Resources Corp, HighPoint Resources Corp , Matador Resources Co, Carrizo Oil & Gas , Whiting Petroleum, Laredo Petroleum and Chesapeake Energy
** Short interest about 3% or less of float for EOG Resources, Marathon Oil Corp, Pioneer Natural Resources, Devon Energy Corp, Encana Corp , Diamondback Energy, Anadarko Petroleum and Concho Resources (Reporting by Arathy S Nair)
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