Donald R. Shirley, Executive Vice President, on August 20, 2026, sold 12,000 shares in Packaging Corp Of America (PKG) for $3,008,496. Following the Form 4 filing with the SEC, Shirley has control over a total of 25,611 common shares of the company, with 19,110 shares held directly and 6,501 controlled indirectly.
SEC Filing:
https://www.sec.gov/Archives/edgar/data/75677/000119312526363053/xslF345X05/ownership.xml
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