Packaging Corporation of AmericaPKG reported first-quarter 2018 adjusted earnings of $1.55 per share, which climbed 22% year over year. Click to get this free report Packaging Corporation of America (PKG): Free Stock Analysis Report DMC Global Inc. (BOOM): Free Stock Analysis Report Ashtead Group PLC (ASHTY): Free Stock Analysis Report Axon Enterprise, Inc (AAXN): Free Stock Analysis Report To read this article on Zacks.com click here. However, prevalent price inflation in chemical and freight costs, and incremental wage pressure remain headwinds.