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William B. Allen Jr currently holds 32,874 shares of LyondellBasell Industries N.V. (LYB), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, William B. Allen Jr has been a net seller of LYB stock. They have purchased $126.0K and sold $1.6M worth of shares.
William B. Allen Jr's most recent insider trade was on Dec 1, 2025, when they sold 456 shares at $132.84 per share.
William B. Allen Jr serves as Executive at LyondellBasell Industries N.V. (LYB). They have executed 88 insider transactions totaling $1.7M over their tenure at the company.
William B. Allen Jr holds the position of Executive at LyondellBasell Industries N.V., where they are responsible for executive-level decision-making and strategic oversight. They have been associated with the company for 17 years and currently hold a stake valued at $0.
William B. Allen Jr has shown a selling trading pattern, with $126.0K in total purchases and $1.6M in total sales across all transactions. Their most recent activity indicates a tendency to reduce their position.
The largest transaction by William B. Allen Jr was on Nov 16, 2022, when they purchased $220.2K worth of J shares. This transaction involved 1,763 shares at $124.88 per share.
William B. Allen Jr currently owns 32,874 shares of LyondellBasell Industries N.V. (LYB), with an estimated value of $0. This stake represents their equity holdings accumulated through purchases, awards, and option exercises.
All of William B. Allen Jr's SEC Form 4 insider trading filings are tracked on this page. Each transaction links directly to the official SEC EDGAR filing. William B. Allen Jr has 88 Form 4 filings on record as an insider at LyondellBasell Industries N.V..
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