UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-K ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2023 ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE TRANSITION PERIOD FROM TO Commission file number 1-15399 (Exact Name of Registrant as Specified in its Charter) Delaware 36-4277050 (State or Other Jurisdiction of (I.R.S. Employer Incorporation or Or ...

Packaging Corporation of America (NYSE:PKG) Q4 2023 Earnings Conference Call January 25, 2024 9:00 AM ET Company Participants Mark Kowlzan – Chairman and Chief Executive Officer Tom Hassfurther – Executive Vice President-Corrugated Products Bob Mundy – Chief Financial Officer Conference Call Participants Mark Weintraub – Seaport Research Partners Mike Roxland – Truist Cashen Keeler – Bank of America Securities Gabrial Hajde – Wells Fargo Anthony Pettinari – Citi Phil Ng – Jefferies Charlie Muir-San ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2023 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number 1-15399 (Exact Name of Registrant as Specified in its Charter) Delaware 36-4277050 (State or Other Jurisdiction of (I.R.S. Employer Identif ...

Packaging Corporation of America (NYSE:PKG) Q3 2023 Earnings Conference Call October 24, 2023 9:00 AM ET Company Participants Mark Kowlzan - Chairman and Chief Executive Officer Tom Hassfurther - Executive Vice President, Corrugated Products Bob Mundy - Executive Vice President and Chief Financial Officer Conference Call Participants George Staphos - Bank of America Securities Mark Weintraub - Seaport Research Partners Mike Roxland - Truist Securities Anthony Pettinari - Citi John Dunigan - Jefferies Operat ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2023 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number 1-15399 (Exact Name of Registrant as Specified in its Charter) Delaware 36-4277050 (State or Other Jurisdiction of (I.R.S. Employer Identificati ...

Packaging Corporation of America (NYSE:PKG) Q2 2023 Earnings Conference Call July 25, 2023 9:00 AM ET Company Participants Mark Kowlzan – Chairman and Chief Executive Officer Tom Hassfurther – Executive Vice President-Corrugated Products Bob Mundy – Chief Financial Officer Conference Call Participants George Staphos – Bank of America Securities Mark Weintraub – Seaport Research Partners John Dunigan – Jefferies Anthony Pettinari – Citi Operator Good morning, everyone, and thank you for joining Packaging Cor ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2023 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number 1-15399 (Exact Name of Registrant as Specified in its Charter) Delaware 36-4277050 (State or Other Jurisdiction of (I.R.S. Employer Identificat ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-K ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2022 ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE TRANSITION PERIOD FROM TO Commission file number 1-15399 (Exact Name of Registrant as Specified in its Charter) Delaware 36-4277050 (State or Other Jurisdiction of (I.R.S. Employer Incorporation or Or ...