As of April 25, 2026, Packaging Corp Of America's top three insider holders are Mark W Kowlzan (Chairman Ceo, 482.88K shares), Samuel M Mencoff (Director, 262.88K shares), Thomas A Hassfurther (President, 231.28K shares).
| Holder | Position | Shares (Direct) | Shares (Indirect) | Report Date |
|---|---|---|---|---|
| Mark W Kowlzan | Chairman Ceo | 482,876 | 0 | 31 Mar, 2026 |
| Samuel M Mencoff | - | 262,875 | 0 | 09 May, 2025 |
| Thomas A Hassfurther | President | 231,282 | 0 | 31 Mar, 2026 |
| Kent A. Pflederer | Evp Cfo | 73,061 | 0 | 31 Mar, 2026 |
| Charles J. Carter | Evp Mill Ops. | 50,621 | 0 | 31 Mar, 2026 |
| Pamela A. Barnes | Svp | 44,501 | 0 | 27 Mar, 2024 |
| Robert P. Mundy | Evp Cfo | 44,408 | 0 | 08 Apr, 2025 |
| Donald R. Shirley | Exec. Vp | 31,110 | 0 | 31 Mar, 2026 |
| Thomas W.H. Walton | Svp | 30,362 | 0 | 22 Jul, 2021 |
| Darla J. Olivier | Svp | 27,397 | 0 | 31 Mar, 2026 |
| Robert Andrew Schneider | Svp Cio | 24,351 | 0 | 27 Mar, 2024 |
| Jeffrey S Kaser | Svp | 17,398 | 0 | 27 Mar, 2024 |
| Bruce A Ridley | Svp | 15,618 | 0 | 27 Mar, 2024 |
| Cheryl K Beebe | - | 14,513 | 0 | 09 May, 2025 |
| Robert C Lyons | - | 12,838 | 0 | 12 May, 2025 |
| Joseph Vaughn | Svp | 11,167 | 0 | 26 Feb, 2026 |
| Thomas S Souleles | - | 10,611 | 0 | 09 May, 2025 |
| Thomas P. Maurer | - | 8,764 | 0 | 10 May, 2024 |
| Duane C Farrington | - | 6,652 | 0 | 09 May, 2025 |
| Heidi L Patton | Svp | 6,479 | 0 | 26 Feb, 2026 |
| Donna A. Harman | - | 4,588 | 0 | 09 May, 2025 |
| Karen E Gowland | - | 1,527 | 0 | 09 May, 2025 |
* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.
| Transaction Date | Insider Name | Security Class | Transaction Type | Shares Traded | Price | Shares Remaining | Ownership | Code |
|---|---|---|---|---|---|---|---|---|
| 27 Mar, 2026 | Donald R. Shirley | Common Stock | A | 6,254 | $0.00 | 33,282 | D | A |
| 27 Mar, 2026 | Thomas A Hassfurther | Common Stock | A | 29,778 | $0.00 | 241,618 | D | A |
| 27 Mar, 2026 | Kent A. Pflederer | Common Stock | A | 5,596 | $0.00 | 75,303 | D | A |
| 27 Mar, 2026 | Mark W Kowlzan | Common Stock | A | 43,010 | $0.00 | 500,097 | D | A |
| 27 Mar, 2026 | Darla J. Olivier | Common Stock | A | 2,260 | $0.00 | 28,279 | D | A |
| 27 Mar, 2026 | Charles J. Carter | Common Stock | A | 8,282 | $0.00 | 53,496 | D | A |
| 27 Mar, 2026 | Thomas A Hassfurther | Common Stock | A | 2,279 | $0.00 | 243,897 | D | A |
| 27 Mar, 2026 | Donald R. Shirley | Common Stock | A | 478 | $0.00 | 33,760 | D | A |
| 27 Mar, 2026 | Mark W Kowlzan | Common Stock | A | 3,292 | $0.00 | 503,389 | D | A |
| 27 Mar, 2026 | Kent A. Pflederer | Common Stock | A | 428 | $0.00 | 75,731 | D | A |
| 27 Mar, 2026 | Charles J. Carter | Common Stock | A | 634 | $0.00 | 54,130 | D | A |
| 27 Mar, 2026 | Darla J. Olivier | Common Stock | A | 173 | $0.00 | 28,452 | D | A |
| 27 Mar, 2026 | Thomas A Hassfurther | Common Stock | D | 12,615 | $212.25 | 231,282 | D | F |
| 27 Mar, 2026 | Donald R. Shirley | Common Stock | D | 2,650 | $212.25 | 31,110 | D | F |
| 27 Mar, 2026 | Charles J. Carter | Common Stock | D | 3,509 | $212.25 | 50,621 | D | F |
| 27 Mar, 2026 | Mark W Kowlzan | Common Stock | D | 20,513 | $212.25 | 482,876 | D | F |
| 27 Mar, 2026 | Kent A. Pflederer | Common Stock | D | 2,670 | $212.25 | 73,061 | D | F |
| 27 Mar, 2026 | Darla J. Olivier | Common Stock | D | 1,055 | $212.25 | 27,397 | D | F |
| 06 Mar, 2026 | Darla J. Olivier | Common Stock | A | 1,182 | $0.00 | 26,474 | D | A |
| 06 Mar, 2026 | Donald R. Shirley | Common Stock | A | 3,270 | $0.00 | 28,140 | D | A |