List of insiders holdings for PACKAGING CORP OF AMERICA:
- Shares directly owned by the insider.
- Shares indirectly owned by the insider.
- Total shares owned by the insider (sum of shares directly and indirectly owned).
- Total market value if available.
- Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
- Peter Lynch
What is insider trading>>
| # | Insider Holder Name | Report Date Time | Shares Owned Directly Indirectly | Total Shares Owned | Filing |
| 1 | MADISON DEARBORN PARTNERS LLC MADISON DEARBORN PARTNERS III LP 10% Owner | 2007-01-29 20:35:45 | 16,110 12,344,904 | 12,361,014 | Form 4 |
| 2 | KOWLZAN MARK W Chairman & CEO | 2026-05-28 17:50:39 | 473,610 23,068 | 496,678 | Form 4 |
| 3 | MENCOFF SAMUEL M Director | 2026-05-13 15:02:32 | 270,194 75,526 | 345,720 | Form 4 |
| 4 | Hassfurther Thomas A President | 2026-03-31 15:24:34 | 231,282 100,298 | 331,580 | Form 4 |
| 5 | SWEENEY WILLIAM J Executive VP | 2009-07-28 17:29:37 | 115,580 5,909 | 121,489 | Form 4 |
| 6 | WEST RICHARD B Senior VP & CFO | 2015-07-27 15:36:12 | 107,387 9,373 | 116,760 | Form 4 |
| 7 | CALHOUN STEPHEN T VP Human Resources | 2012-12-13 10:32:56 | 71,331 6,515 | 77,846 | Form 4 |
| 8 | Pflederer Kent A. EVP & CFO | 2026-03-31 10:40:34 | 73,061 4,242 | 77,303 | Form 4 |
| 9 | Carter Charles J. EVP-Mill Ops. | 2026-03-31 11:07:15 | 50,621 6,550 | 57,171 | Form 4 |
| 10 | Barnes Pamela A. SVP | 2024-03-27 17:30:55 | 44,501 0 | 44,501 | Form 4 |
| 11 | Mundy Robert P. EVP & CFO | 2025-04-08 12:16:24 | 44,408 0 | 44,408 | Form 4 |
| 12 | Shirley Donald R. Exec. VP | 2026-03-31 11:45:30 | 31,110 6,482 | 37,592 | Form 4 |
| 13 | Walton Thomas W.H. SVP | 2021-07-22 16:23:29 | 30,362 3,813 | 34,175 | Form 4 |
| 14 | Olivier Darla J. SVP | 2026-03-31 16:08:02 | 27,397 0 | 27,397 | Form 4 |
| 15 | Schneider Robert Andrew SVP & CIO | 2024-03-27 17:37:40 | 24,351 2,030 | 26,381 | Form 4 |
| 16 | PORTER ROGER B Director | 2026-05-12 17:47:34 | 22,604 0 | 22,604 | Form 4 |
| 17 | Maurer Thomas P. Director | 2024-05-10 16:15:34 | 17,528 0 | 17,528 | Form 4 |
| 18 | Kaser Jeffrey S SVP | 2024-03-27 17:34:05 | 17,398 0 | 17,398 | Form 4 |
| 19 | Ridley Bruce A SVP | 2024-03-27 17:36:15 | 15,618 1,005 | 16,623 | Form 4 |
| 20 | BEEBE CHERYL K Director | 2026-05-12 18:00:24 | 15,104 0 | 15,104 | Form 4 |
| 21 | LYONS ROBERT C Director | 2026-05-12 18:57:52 | 13,429 0 | 13,429 | Form 4 |
| 22 | HOLLAND LOUIS A Director | 2008-04-28 16:41:46 | 12,200 600 | 12,800 | Form 4 |
| 23 | Woodrum James D Director | 2021-05-05 13:20:04 | 8,615 4,000 | 12,615 | Form 4 |
| 24 | Vaughn Joseph SVP | 2026-02-26 18:58:45 | 11,167 451 | 11,618 | Form 4 |
| 25 | SOULELES THOMAS S Director | 2026-05-12 19:06:43 | 11,202 0 | 11,202 | Form 4 |
| 26 | WILLIAMSON RAYFORD K Director | 2008-02-21 10:46:02 | 9,500 0 | 9,500 | Form 4 |
| 27 | STECKO PAUL T Director | 2025-05-09 13:55:28 | 9,492 0 | 9,492 | Form 4 |
| 28 | Jameel Hasan Director | 2019-05-08 11:55:59 | 9,339 0 | 9,339 | Form 4 |
| 29 | Patton Heidi L SVP | 2026-02-26 18:48:40 | 6,479 1,394 | 7,873 | Form 4 |
| 30 | Farrington Duane C Director | 2026-05-12 18:14:00 | 7,243 0 | 7,243 | Form 4 |
| 31 | Harman Donna A. Director | 2026-05-12 18:47:04 | 5,179 0 | 5,179 | Form 4 |
| 32 | LASSA JUDITH M SVP | 2014-06-25 15:49:49 | 4,916 0 | 4,916 | Form 4 |
| 33 | Strauss Fabian Celestin SVP Finance | 2026-03-10 16:03:38 | 4,244 0 | 4,244 | Form 3 |
| 34 | GOWLAND KAREN E Director | 2026-05-12 18:26:01 | 2,118 0 | 2,118 | Form 4 |
| 35 | FRIGON HENRY F Director | 2011-06-06 12:05:53 | 0 0 | 0 | Form 4 |
| 36 | MADISON DEARBORN PARTNERS III LP MADISON DEARBORN CAPITAL PARTNERS III LP PCA HOLDINGS LLC 10% Owner | 2008-02-14 11:29:12 | 0 0 | 0 | Form 13G |