Packaging Corporation of America announced earnings results for the fourth quarter ended December 31, 2020. For the fourth quarter, the company announced sales was USD 1,714.2 million compared to USD 1,720 million a year ago. Operating income was USD 189.3 million compared to USD 235.1 million a year ago. Net income was USD 123.5 million compared to USD 136.2 million a year ago. Basic earnings per share from continuing operations was USD 1.3 compared to USD 1.44 a year ago. Diluted earnings per share from continuing operations was USD 1.3 compared to USD 1.43 a year ago. For the full year, sales was USD 6,658.2 million compared to USD 6,964.3 million a year ago. Operating income was USD 723.9 million compared to USD 1,053.7 million a year ago. Net income was USD 461 million compared to USD 696.4 million a year ago. Basic earnings per share from continuing operations was USD 4.86 compared to USD 7.36 a year ago. Diluted earnings per share from continuing operations was USD 4.84 compared to USD 7.34 a year ago.