Congress Trades in LyondellBasell Industries N.V. (LYB)
10 members of Congress have disclosed trading LYB.
10 members of Congress have disclosed trading LyondellBasell Industries N.V. (LYB), with 17 transactions in total — 9 purchases and 8 sales worth an estimated $136,000 at range midpoints, leaning toward buying. The most active LYB trader is Bill Flores (4 disclosures). The most recent disclosed LYB trade was on Sep 25, 2025. Across the 2 disclosed LYB purchases we can price, the average return since disclosure is +7.7% (information only, not advice). See our full LYB fundamentals page for price, valuation and a return calculator.
Corporate insiders in LYB
It's not just Congress — here's what LYB's own executives and directors have done with the stock recently, from SEC Form 4 filings.
| Date | Insider | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| May 13, 2026 | Kaplan Jeffrey A | EVP, Chief PC, Leg & Corp Ofc | Sell | 10,000 | $741,573 |
Every disclosed LYB trade
| Disclosed | Politician | Type | Amount | Traded | |
|---|---|---|---|---|---|
| Oct 7, 2025 | Julie Johnson D | Sale | $1,001 - $15,000 | Sep 25, 2025 | filing ↗ |
| Aug 13, 2025 | Lisa McClain R | Purchase | $1,001 - $15,000 | Jun 9, 2025 | filing ↗ |
| May 15, 2025 | Rob Bresnahan | Purchase | $1,001 - $15,000 | May 15, 2025 | filing ↗ |
| Jun 10, 2020 | Dean Phillips D | Purchase | $1,001 - $15,000 | May 13, 2020 | filing ↗ |
| May 6, 2020 | Dean Phillips D | Sale | $1,001 - $15,000 | Apr 2, 2020 | filing ↗ |
| Apr 15, 2020 | Gilbert Cisneros D | Purchase | $1,001 - $15,000 | Mar 18, 2020 | filing ↗ |
| Oct 5, 2018 | Gary Palmer R | Sale | $1,001 - $15,000 | Oct 5, 2018 | filing ↗ |
| Jul 16, 2018 | Gary Palmer R | Purchase | $1,001 - $15,000 | Jul 16, 2018 | filing ↗ |
| Jan 12, 2018 | Bill Flores R | Sale | $1,001 - $15,000 | Dec 27, 2017 | filing ↗ |
| Apr 3, 2017 | Bill Flores R | Purchase | $1,001 - $15,000 | Mar 13, 2017 | filing ↗ |
| Mar 6, 2017 | Bill Flores R | Sale | $1,001 - $15,000 | Feb 3, 2017 | filing ↗ |
| Dec 5, 2016 | Bill Flores R | Purchase | $1,001 - $15,000 | Nov 8, 2016 | filing ↗ |
| Dec 12, 2014 | K. Michael Conaway R | Sale | $1,001 - $15,000 | Dec 9, 2014 | filing ↗ |
| Nov 20, 2014 | Katherine M. Clark D | Sale | $1,001 - $15,000 | Oct 27, 2014 | filing ↗ |
| Nov 20, 2014 | Katherine M. Clark D | Purchase | $1,001 - $15,000 | Mar 13, 2014 | filing ↗ |
| Jun 12, 2014 | Lois Frankel D | Sale | $1,001 - $15,000 | Jun 12, 2014 | filing ↗ |
| Feb 14, 2014 | K. Michael Conaway R | Purchase | $1,001 - $15,000 | Feb 11, 2014 | filing ↗ |
Most active LYB traders in Congress
Bill Flores
Republican
4 trades
Dean Phillips
Democrat
2 trades
Gary Palmer
Republican
2 trades
K. Michael Conaway
Republican
2 trades
Katherine M. Clark
Democrat
2 trades
Julie Johnson
Democrat
1 trade
Lisa McClain
Republican
1 trade
RB
Rob Bresnahan
1 trade
Source: US House Clerk Periodic Transaction Reports. Amounts are disclosed as ranges; estimates use range midpoints. Data may be delayed or contain filer errors. Updated Jun 29, 2026. Not investment advice.