Aug 4 (Reuters) - Ensign Energy Services Inc ESI.TO :
* Reports 2015 second quarter results
* Q2 FFO per share C$0.46
* Q2 revenue C$333.8 million versus I/B/E/S view C$348.8 million
* Says working capital at June 30, 2015 was $133.4 million, compared to $189.7
million at December 31, 2014
* Source text for Eikon ID:nCNWrWt0ra
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