http://signaloil.wpengine.com/wp-content/uploads/2015/10/Signal-Oil-logo-red-300x32.png00http://signaloil.wpengine.com/wp-content/uploads/2015/10/Signal-Oil-logo-red-300x32.png2018-12-26 14:55:002018-12-26 14:55:00Alta Mesa Resources CEO Hal Chappelle, COO Michael Ellis Resign
