According to the ETF Finder at ETF Channel, SM makes up 3.09% of the First Trust ISE-Revere Natural Gas Index Fund ETF ( AMEX: FCG) which is trading relatively unchanged on the day Monday.

FORBES: SM Energy Shares Enter Oversold Territory

According to the ETF Finder at ETF Channel, FST makes up 3.37% of the First Trust ISE-Revere Natural Gas Index Fund ETF ( AMEX: FCG )which is trading relatively unchanged on the day Tuesday.

FORBES: Forest Oil Corp. (FST) Shares Enter Oversold Territory

According to the ETF Finder at ETF Channel, SD makes up 3.00% of the First Trust ISE-Revere Natural Gas Index Fund ETF ( AMEX: FCG) which is trading relatively unchanged on the day Monday.

FORBES: SD Stock Crowded With Sellers