Packaging Corp. of America short interest
Short interest in Packaging Corp. of America was 2.7 million shares at the 31 August 2026 settlement, down 9.0% on the previous settlement, with 5.36 days to cover at an average daily volume of 498,300 shares, as reported to FINRA.
| Settlement | Shares short | Change | Average daily volume | Days to cover |
|---|---|---|---|---|
| 31 August 2026 | 2,671,598 | -9.0% | 498,300 | 5.36 |
| 14 August 2026 | 2,936,535 | -10.5% | 482,691 | 6.08 |
| 31 July 2026 | 3,281,888 | -8.2% | 887,755 | 3.70 |
| 15 July 2026 | 3,573,838 | +0.9% | 546,788 | 6.54 |
| 30 June 2026 | 3,541,278 | -12.2% | 643,555 | 5.50 |
| 15 June 2026 | 4,032,674 | +3.8% | 651,639 | 6.19 |
| 29 May 2026 | 3,886,377 | -3.4% | 768,265 | 5.06 |
| 15 May 2026 | 4,024,887 | +3.5% | 648,171 | 6.21 |
| 30 April 2026 | 3,888,238 | +14.2% | 1,051,730 | 3.70 |
| 15 April 2026 | 3,403,452 | +1.9% | 764,268 | 4.45 |
| 31 March 2026 | 3,340,726 | -36.1% | 1,285,912 | 2.60 |
| 13 March 2026 | 5,228,241 | +35.1% | 943,035 | 5.54 |
FINRA publishes consolidated short interest twice a month, about ten days after each settlement. Days to cover is shares short over average daily volume. Short interest as a share of the float is not shown: the float is not in the public record.
Source
FINRA equity short interest data, the public dataset.
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