LAKE FOREST, Ill.–(BUSINESS WIRE)–Packaging Corporation of America (NYSE: PKG) today announced that it has entered into a definitive agreement to acquire substantially all of the assets of Sacramento Container Corporation, and 100% of the membership interests of Northern Sheets, LLC and Central California Sheets, LLC in a cash-free, debt-free transaction for a cash purchase price of $265 million. The Company has also announced that it will discontinue production of uncoated freesheet (UFS) and coated one-side (C1S) grades at its Wallula, Washington mill in the second quarter of 2018 to begin the conversion of its 200,000 ton-per-year No. 3 paper machine to a 400,000 ton-per-year high-performance 100% virgin kraft linerboard machine.