Packaging Corporation of America
US ˙ NYSE ˙ US6951561090

SecurityPKG / Packaging Corporation of America
InstitutionJump Financial, LLC
Latest Disclosed Ownership4,838 shares
Latest Disclosed Value $ 1,026,720
Jump Financial, LLC reports 310.35% increase in ownership of PKG / Packaging Corporation of America

On May 14, 2026 - Jump Financial, LLC filed a 13F-HR form disclosing ownership of 4,838 shares of Packaging Corporation of America (US:PKG) valued at $1,026,720 USD as of March 31, 2026. The entity filed a previous 13F-HR on February 17, 2026 disclosing 1,179 shares of Packaging Corporation of America. This represents a change in shares of 310.35% during the quarter. The current value of the position is $1,085,599 USD.

Institutional Ownership: 13F and NPORT Filings

The Security and Class in the table below are shown exactly as filed by the investor. We do our best to track continuity of investments through acquisitions, and this will be reflected in the table as changes in names. In addition to descriptive data, performance of the investment is shown over time. To calculate quarterly performance, we first calculate cost basis of the shares purchased during the quarter, then use that to calculate gross profit. Quarterly return is Gross Profit / Starting Portfolio value.

Note that cost basis is calculated and stored in thousands, so small quarterly changes in shares frequently result in a cost basis of zero.

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Disclosed Equity Positions (from 13F/NPORT Filings)
File
Date
Effective
Date
Form Security Class ID Avg Price
Paid (Est)
Reported
Shares
ΔShares ΔShares
(%)
Reported
Value
(x1000)
ΔValue
(%)
Alloc
(%)
ΔAlloc ΔAlloc (%) Cost Basis
(x1000)
Unrealized
Gain/Loss
(x1000)
2026-05-14 2026-03-31 13F Packaging Corp of America Common Stock 695156109 4,838 3,659 310.35 1,027 322.22 0.0122
2026-02-17 2025-12-31 13F Packaging Corp of America Common Stock 695156109 1,179 -2,122 -64.28 243 -66.20 0.0030
2025-11-13 2025-09-30 13F Packaging Corp of America Common Stock 695156109 3,301 -39,601 -92.31 719 -91.11 0.0086
2025-08-13 2025-06-30 13F Packaging Corp of America Common Stock 695156109 42,902 -42,166 -49.57 8,085 -52.01 0.0891
2025-05-14 2025-03-31 13F Packaging Corp of America Common Stock 695156109 85,068 56,863 201.61 16,845 165.32 0.2316
2025-02-13 2024-12-31 13F Packaging Corp of America Common Stock 695156109 28,205 22,621 405.10 6,350 428.20 0.1326
2024-11-14 2024-09-30 13F Packaging Corp of America Common Stock 695156109 5,584 -895 -13.81 1,203 1.69 0.0245
2024-11-14 2024-06-30 13F/A-1 Packaging Corp of America Common Stock 695156109 6,479 -1,922 -22.88 1,183 -25.85 0.0236
2024-08-14 2024-06-30 13F PACKAGING CORP AMER Common Stock 695156109 6,479 -1,922 1,183 0.0236
2024-05-13 2024-03-31 13F PACKAGING CORP AMER Common Stock 695156109 8,401 4,901 140.03 1,594 179.65 0.0436
2024-10-21 2023-12-31 13F/A-2 PACKAGING CORP AMER COM 695156109 3,500 1,395 66.27 570 76.47 0.5693
2024-10-21 2023-09-30 13F/A-1 Packaging Corp of America Common Stock 695156109 2,105 2,105 323 0.0122
2023-11-07 2023-09-30 13F PACKAGING CORP AMER Common Stock 695156109 2,105 2,105 323 0.0124
2024-10-21 2023-06-30 13F/A-2 Packaging Corp of America Common Stock 695156109 0 -1,658 -100.00 0 -100.00
2024-10-21 2023-06-30 13F/A-1 Packaging Corp of America Common Stock 695156109 0 0
2023-08-07 2023-06-30 13F PACKAGING CORP AMER Common Stock 695156109 0 -1,658 0
2024-10-21 2023-03-31 13F/A-1 Packaging Corp of America Common Stock 695156109 1,658 1,658 230 0.0096
2023-05-03 2023-03-31 13F PACKAGING CORP AMER Common Stock 695156109 1,658 1,658 230 0.0096
2022-08-09 2022-06-30 13F PACKAGING CORP AMER Common Stock 695156109 0 -17,663 -100.00 0 -100.00
2022-05-12 2022-03-31 13F PACKAGING CORP AMER Common Stock 695156109 17,663 17,663 2,757 0.1187
2021-08-13 2021-06-30 13F PACKAGING CORP AMER Common Stock 695156109 0 -1,913 -100.00 0 -100.00
2021-05-17 2021-03-31 13F PACKAGING CORP AMER Common Stock 695156109 1,913 -87 -4.35 257 -6.88 0.0240
2021-02-12 2020-12-31 13F PACKAGING CORP AMER Common Stock 695156109 2,000 -689 -25.62 276 -5.80 0.0470
2020-11-13 2020-09-30 13F PACKAGING CORP AMER Common Stock 695156109 2,689 2,689 293 0.0589
Legend
Shares
The total number of shares held by the institution at the end of the reporting period (the effective date). This is provided in the filing.
Value
The total value of the shares as of the effective date. This is provided in the filing.
Avg. Share Price
The weighted average share price of the shares held by the institution. We use FIFO accounting to determine this price
Class
This is the security class as indicated by the filer. There are a variety of values for this field. Common values include "EC" = equity common, "EP" - equity preferred
Allocation (%)
The percent of the institution's portfolio that this position represents. This is provided in NPORT filings. For 13F filings, we calculate it.
Change in Allocation
The change in allocation from the prior reporting period. This is calculated as current allocation - prior allocation.
Change in Allocation (%)
The percent change in allocation from the prior reporting period. This is calculated as (current allocation - prior allocation) / prior allocation.
Cost Basis
The total cost of the shares held. This is calculated as reported shares * avg. share price
Unrealized Gain/Loss
This is the market value of the position as of the effective date minus the cost basis.