The largest holder of Packaging Corporation of America stock is BlackRock Advisors LLC, with 6.4 million shares (7.14% of the company), worth about $1.49 billion as of September 25, 2026. The 10 largest holders together own 46.7%.
In Q2 2026, 924 institutional holdings reports listed shares worth $20.90 billion.
Insiders reported 66 transactions in the last two years: 8 sales worth $37.03 million and no purchases. The newest one on file is from May 12, 2026 (Porter Roger B, Director).
Major holders as of September 25, 2026; quarterly totals from institutional holdings reports (latest Q2 2026); insider transactions on file through May 12, 2026.

2026Q2
| Holder | Shares | % of company | Value |
|---|---|---|---|
| BlackRock Advisors LLC | 6.4 million | 7.14% | $1.5B |
| T. Rowe Price International Ltd. | 5.8 million | 6.54% | $1.4B |
| Vanguard Capital Management LLC | 5.8 million | 6.51% | $1.4B |
| State Street Corporation | 4.6 million | 5.18% | $1.1B |
| Vanguard Portfolio Management LLC | 4.4 million | 4.94% | $1.0B |
| JPMorgan Investment Management, Inc. | 3.7 million | 4.17% | $869.0M |
| BNY Mellon Investment Adviser, Inc. | 3.1 million | 3.52% | $734.0M |
| FIL Investment Management (Australia) Ltd. | 2.8 million | 3.11% | $649.0M |
| Royal Trust Corporation of Canada | 2.5 million | 2.81% | $586.0M |
| Geode Capital Management LLC | 2.5 million | 2.81% | $585.0M |
As of September 25, 2026.
| Quarter | Reports | Shares | Value |
|---|---|---|---|
| Q2 2026 | 924 | – | $20.9B |
| Q1 2026 | 900 | 86.8 million | $18.2B |
| Q4 2025 | 888 | 87.5 million | $18.0B |
| Q3 2025 | 878 | 88.0 million | $19.2B |
| Q2 2025 | 864 | 84.8 million | $16.0B |
| Q1 2025 | 883 | 82.1 million | $16.2B |
| Q4 2024 | 939 | 82.0 million | $18.5B |
| Q3 2024 | 853 | 83.8 million | $18.0B |
Shares and value held by institutions that file quarterly holdings reports (options not included).
| Insider | Date | Title | Transaction | Value |
|---|---|---|---|---|
| Porter Roger B | May 12, 2026 | Director | Stock Award(Grant) at price 0.00 per share. | – |
| Mencoff Samuel M | May 12, 2026 | Director | Stock Award(Grant) at price 0.00 per share. | – |
| Gowland Karen E | May 12, 2026 | Director | Stock Award(Grant) at price 0.00 per share. | – |
| Harman Donna A | May 12, 2026 | Director | Stock Award(Grant) at price 0.00 per share. | – |
| Beebe Cheryl K | May 12, 2026 | Director | Stock Award(Grant) at price 0.00 per share. | – |
| Souleles Thomas S | May 12, 2026 | Director | Stock Award(Grant) at price 0.00 per share. | – |
| Farrington Duane C | May 12, 2026 | Director | Stock Award(Grant) at price 0.00 per share. | – |
| Lyons Robert C | May 12, 2026 | Director | Stock Award(Grant) at price 0.00 per share. | – |
| Olivier Darla J | Mar 27, 2026 | Officer | Stock Award(Grant) at price 0.00 per share. | – |
| Shirley Donald R. | Mar 27, 2026 | Officer | Stock Award(Grant) at price 0.00 per share. | – |
| Hassfurther Thomas A | Mar 27, 2026 | President | Stock Award(Grant) at price 0.00 per share. | – |
| Carter Charles J | Mar 27, 2026 | Officer | Stock Award(Grant) at price 0.00 per share. | – |
Newest 12 of 66 insider transactions in the last two years.
BlackRock Advisors LLC, with 7.14% of the company (as of September 25, 2026). Next: T. Rowe Price International Ltd. (6.54%) and Vanguard Capital Management LLC (6.51%).
924 institutional holdings reports listed Packaging Corporation of America shares in Q2 2026 worth $20.90 billion.
In the last two years insiders reported 8 sales and no purchases (66 transactions in all); the newest on file is from May 12, 2026.