LYB insider buying
1 cluster buyLyondellBasell Industries N.V. · Materials
When two or more insiders at LyondellBasell Industries N.V. buy LYB on the open market around the same time, that clustered conviction is one of the highest-signal patterns in SEC filing data. Below is every cluster we've detected in LYB plus the full record of qualifying open-market buys, each parsed directly from Form 4 filings and linked back to the source on SEC EDGAR.
Detected clusters
- Dec 13, 2024 – May 5, 2025Detected May 5, 20252 insidersTotal bought$850.0KMarket cap$17.1B
All notable open-market buys in LYB
Every open-market Form 4 purchase, newest first. Click an insider to see their full buying record across companies.
| Date | Insider | Shares | Price | Value | Filing |
|---|---|---|---|---|---|
| Nov 12, 2025 | EVP, Global O&P and Refining | 5,661 | $43.56 | $246.6K | SEC ↗ |
| May 5, 2025 | Hanley Michael Seancluster Director | 3,500 | $57.01 | $199.5K | SEC ↗ |
| Mar 12, 2025 | Hanley Michael Seancluster Director | 3,750 | $72.05 | $270.2K | SEC ↗ |
| Dec 13, 2024 | Buchanan Robin W.T.cluster Director | 5,000 | $76.06 | $380.3K | SEC ↗ |
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LYB insider buying — FAQ
- Are insiders buying LYB stock?
- Yes — 3 distinct insiders have bought LYB (LyondellBasell Industries N.V.) on the open market, including 1 cluster buy where two or more insiders bought within a rolling window. The most recent qualifying activity was Nov 12, 2025.
- How much LYB stock have insiders bought?
- Insiders have bought a combined $1.1M of LYB across 4 open-market purchases, based on SEC Form 4 filings.
- What is an insider cluster buy in LYB?
- A cluster buy is two or more distinct LyondellBasell Industries N.V. insiders — officers, directors, or 10% owners — each buying LYB on the open market within a rolling window. LYB has 1 detected cluster buy to date.
- Where does this LYB insider trading data come from?
- Every figure is parsed directly from SEC Form 4 filings on EDGAR, and each purchase on this page links back to its original filing document.
How we track insider buying in LYB
We continuously poll SEC EDGAR for new Form 4 filings and parse every open-market purchase (transaction code P). A cluster is recorded when two or more distinct insiders — officers, directors, or 10% owners — each buy LYB within a rolling window. We track clusters at every company size, from micro-caps to mega-caps. Every figure on this page traces back to an official filing; open any row to jump straight to the source document. What counts as a cluster buy?
This page is informational and reflects public filing data. It is not investment advice or a recommendation regarding LYB.