<SEC-DOCUMENT>0001209191-23-020826-index.html : 20230323 <SEC-HEADER>0001209191-23-020826.hdr.sgml : 20230323 <ACCEPTANCE-DATETIME>20230323174419 ACCESSION NUMBER: 0001209191-23-020826 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20230321 FILED AS OF DATE: 20230323 DATE AS OF CHANGE: 20230323 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Pflederer Kent A. CENTRAL INDEX KEY: 0001549466 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-15399 FILM NUMBER: 23757259 MAIL ADDRESS: STREET 1: PACKAGING CORPORATION OF AMERICA STREET 2: 1955 W. FIELD CT. CITY: LAKE FOREST STATE: IL ZIP: 60645 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: PACKAGING CORP OF AMERICA CENTRAL INDEX KEY: 0000075677 STANDARD INDUSTRIAL CLASSIFICATION: PAPERBOARD CONTAINERS & BOXES [2650] IRS NUMBER: 364277050 FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 1955 W FIELD CT CITY: LAKE FOREST STATE: IL ZIP: 60045 BUSINESS PHONE: 8474823000 MAIL ADDRESS: STREET 1: 1955 W FIELD CT CITY: LAKE FOREST STATE: IL ZIP: 60045 </SEC-HEADER> <DOCUMENT> <TYPE>4 <SEQUENCE>1 <FILENAME>doc4.xml <DESCRIPTION>FORM 4 SUBMISSION <TEXT> Document 1 - file: doc4.html
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