SEC Form 4 · Updated Daily
PKG
— PACKAGING CORPORATION OF AMERICA OwnershipInsider and institutional ownership derived from SEC Form 4 filings. Click any owner to see their holdings across every company they’ve filed on, and how their position has changed over time.
Current Reporting Owners
| Owner | Role | Shares Owned | As Of | Last Activity |
|---|---|---|---|---|
| MADISON DEARBORN PARTNERS LLC | 10%+ Owner | 11,773,010 | 2007-01-25 | J |
| MADISON DEARBORN CAPITAL PARTNERS III LP | 10%+ Owner | 1,773,010 | 2007-07-23 | J |
| MADISON DEARBORN PARTNERS III LP | 10%+ Owner | 1,773,010 | 2007-07-23 | J |
| PCA HOLDINGS LLC | 10%+ Owner | 1,773,010 | 2007-07-23 | J |
| KOWLZAN MARK W | Director · Officer | 473,610 | 2026-05-27 | S |
| MENCOFF SAMUEL M | Director | 270,193.616 | 2026-05-12 | A |
| Hassfurther Thomas A | Officer | 202,891 | 2026-08-07 | S |
| SWEENEY WILLIAM J | Officer | 116,880 | 2009-07-24 | S |
| WEST RICHARD B | Officer | 107,387 | 2015-07-23 | S |
| CALHOUN STEPHEN T | Officer | 90,131 | 2012-12-12 | M |
| Pflederer Kent A. | Officer | 75,731 | 2026-03-27 | A |
| Carter Charles J. | Officer | 54,130 | 2026-03-27 | A |
| Mundy Robert P. | Officer | 48,482 | 2025-04-04 | A |
| Barnes Pamela A. | Officer | 45,661 | 2024-03-25 | A |
| Walton Thomas W.H. | Officer | 30,939 | 2021-07-20 | A |
| Olivier Darla J. | Officer | 28,452 | 2026-03-27 | A |
| Schneider Robert Andrew | Officer | 25,511 | 2024-03-25 | A |
| HOLLAND LOUIS A | Director | 23,100 | 2008-04-24 | S |
| PORTER ROGER B | Director | 22,604 | 2026-05-12 | A |
| Shirley Donald R. | Officer | 19,110 | 2026-08-20 | S |
| Kaser Jeffrey S | Officer | 18,579 | 2024-03-25 | A |
| Ridley Bruce A | Officer | 16,849 | 2024-03-25 | A |
| BEEBE CHERYL K | Director | 15,104 | 2026-05-12 | A |
| LYONS ROBERT C | Director · Officer | 13,429 | 2026-05-12 | A |
| SOULELES THOMAS S | Director | 11,202 | 2026-05-12 | A |
| Vaughn Joseph | Officer | 11,167 | 2026-02-25 | A |
| WILLIAMSON RAYFORD K | Director | 9,500 | 2008-02-20 | A |
| STECKO PAUL T | Director | 9,492 | 2025-05-07 | A |
| Jameel Hasan | Director | 9,339 | 2019-05-07 | A |
| Maurer Thomas P. | Director | 8,764 | 2024-05-08 | A |
| Woodrum James D | Director | 8,615 | 2021-05-04 | A |
| Farrington Duane C | Director | 7,243 | 2026-05-12 | A |
| Patton Heidi L | Officer | 6,479 | 2026-02-25 | A |
| Harman Donna A. | Director | 5,179 | 2026-05-12 | A |
| LASSA JUDITH M | Officer | 4,916 | 2014-06-23 | A |
| Strauss Fabian Celestin | Officer | 4,244 | 2026-03-01 | — |
| GOWLAND KAREN E | Director | 2,118 | 2026-05-12 | A |
| FRIGON HENRY F | Director | 0 | 2011-06-06 | S |
Recent Filings
| Date | Owner | Activity | Shares | Price | Owned After |
|---|---|---|---|---|---|
| 2026-08-20 | Shirley Donald R. | Open-market sale | 12,000 | $250.71 | 19,110 |
| 2026-08-07 | Hassfurther Thomas A | Open-market sale | 7,063 | $254.00 | 202,891 |
| 2026-08-05 | Hassfurther Thomas A | Open-market sale | 8,797 | $257.00 | 209,954 |
| 2026-08-03 | Hassfurther Thomas A | Open-market sale | 12,531 | $250.00 | 218,751 |
| 2026-05-27 | KOWLZAN MARK W | Open-market sale | 9,266 | $217.08 | 473,610 |
| 2026-05-12 | PORTER ROGER B | Grant / award | 591 | $0.00 | 22,604 |
| 2026-05-12 | BEEBE CHERYL K | Grant / award | 591 | $0.00 | 15,104 |
| 2026-05-12 | Farrington Duane C | Grant / award | 591 | $0.00 | 7,243 |
| 2026-05-12 | GOWLAND KAREN E | Grant / award | 591 | $0.00 | 2,118 |
| 2026-05-12 | Harman Donna A. | Grant / award | 591 | $0.00 | 5,179 |
| 2026-05-12 | LYONS ROBERT C | Grant / award | 591 | $0.00 | 13,429 |
| 2026-05-12 | SOULELES THOMAS S | Grant / award | 591 | $0.00 | 11,202 |
| 2026-05-12 | MENCOFF SAMUEL M | Grant / award | 591 | $0.00 | 270,193.616 |
| 2026-03-27 | Pflederer Kent A. | Tax withholding | 2,670 | $212.25 | 73,061 |
| 2026-03-27 | Pflederer Kent A. | Grant / award | 428 | $0.00 | 75,731 |
| 2026-03-27 | Pflederer Kent A. | Grant / award | 5,596 | $0.00 | 75,303 |
| 2026-03-27 | Carter Charles J. | Tax withholding | 3,509 | $212.25 | 50,621 |
| 2026-03-27 | Carter Charles J. | Grant / award | 634 | $0.00 | 54,130 |
| 2026-03-27 | Carter Charles J. | Grant / award | 8,282 | $0.00 | 53,496 |
| 2026-03-27 | Shirley Donald R. | Tax withholding | 2,650 | $212.25 | 31,110 |
| 2026-03-27 | Shirley Donald R. | Grant / award | 478 | $0.00 | 33,760 |
| 2026-03-27 | Shirley Donald R. | Grant / award | 6,254 | $0.00 | 33,282 |
| 2026-03-27 | KOWLZAN MARK W | Tax withholding | 20,513 | $212.25 | 482,876 |
| 2026-03-27 | KOWLZAN MARK W | Grant / award | 3,292 | $0.00 | 503,389 |
| 2026-03-27 | KOWLZAN MARK W | Grant / award | 43,010 | $0.00 | 500,097 |
| 2026-03-27 | Hassfurther Thomas A | Tax withholding | 12,615 | $212.25 | 231,282 |
| 2026-03-27 | Hassfurther Thomas A | Grant / award | 2,279 | $0.00 | 243,897 |
| 2026-03-27 | Hassfurther Thomas A | Grant / award | 29,778 | $0.00 | 241,618 |
| 2026-03-27 | Olivier Darla J. | Tax withholding | 1,055 | $212.25 | 27,397 |
| 2026-03-27 | Olivier Darla J. | Grant / award | 173 | $0.00 | 28,452 |
| 2026-03-27 | Olivier Darla J. | Grant / award | 2,260 | $0.00 | 28,279 |
| 2026-03-06 | Pflederer Kent A. | Tax withholding | 1,412 | $222.52 | 69,707 |
| 2026-03-06 | Pflederer Kent A. | Grant / award | 259 | $0.00 | 71,119 |
| 2026-03-06 | Pflederer Kent A. | Grant / award | 2,926 | $0.00 | 70,860 |
| 2026-03-06 | Shirley Donald R. | Tax withholding | 1,402 | $222.52 | 27,028 |
| 2026-03-06 | Shirley Donald R. | Grant / award | 290 | $0.00 | 28,430 |
| 2026-03-06 | Shirley Donald R. | Grant / award | 3,270 | $0.00 | 28,140 |
| 2026-03-06 | Carter Charles J. | Tax withholding | 1,857 | $222.52 | 45,214 |
| 2026-03-06 | Carter Charles J. | Grant / award | 384 | $0.00 | 47,071 |
| 2026-03-06 | Carter Charles J. | Grant / award | 4,331 | $0.00 | 46,687 |
Source: SEC EDGAR Form 4 filings. For informational purposes only — not investment advice.