Dollar General Corp (NYSE:DG) stock is 0.5% higher to trade at 133.85atlastglance,afterJ.P.MorganSecuritiesupgradedthediscountretailerto"overweight"from"neutral"andhikeditspricetargetto166 from 128.Thebrokerageexpectsthecompanytocontinuetogrowsalesoverthenextfewyears,andnotedtheopeningofnewstores,remodelingofcurrentones,andasolidmacrobackdrop.DGsecuredafresh52−weekhighof135.52 out of the gate, on track for a fifth-straight gain. The shares are ...