Westlake Chemical Partners's three largest insider shareholders as of June 06, 2026 are Andrew Kenner (Svp, Olefin Material Corp Pr, 185.00K shares), G Stephen Finley (Director, 31.93K shares), Randy Woelfel (Director, 23.91K shares).
| Holder | Position | Shares (Direct) | Shares (Indirect) | Report Date |
|---|---|---|---|---|
| G Stephen Finley | - | 31,930 | 0 | 08 Aug, 2025 |
| Angela A Minas | - | 19,427 | 0 | 12 Aug, 2022 |
| Randy Woelfel | - | 23,913 | 0 | 08 Aug, 2025 |
| Andrew Kenner | Svp, Olefin Material Corp Pr | 185,000 | 0 | 14 Aug, 2024 |
| Lisa A. Friel | - | 7,163 | 0 | 08 Aug, 2025 |
| Jean-Marc Gilson | President And Ceo | 11,803 | 0 | 29 Aug, 2025 |
* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.
| Transaction Date | Insider Name | Security Class | Transaction Type | Shares Traded | Price | Shares Remaining | Ownership | Code |
|---|---|---|---|---|---|---|---|---|
| 27 Aug, 2025 | Jean-Marc Gilson | Common Units | A | 95 | $21.25 | 11,803 | D | P |
| 07 Aug, 2025 | Randy Woelfel | Common Units | A | 4,882 | - | 28,795 | D | M |
| 07 Aug, 2025 | Lisa A. Friel | Common Units | A | 4,882 | - | 9,604 | D | M |
| 07 Aug, 2025 | G Stephen Finley | Common Units | A | 4,882 | - | 31,930 | D | M |
| 06 Aug, 2025 | G Stephen Finley | Phantom Units | A | 5,005 | $0.00 | 0 | D | A |
| 07 Aug, 2025 | Randy Woelfel | Common Units | D | 4,882 | $21.96 | 23,913 | D | D |
| 07 Aug, 2025 | Lisa A. Friel | Common Units | D | 2,441 | $21.96 | 7,163 | D | D |
| 06 Aug, 2025 | Randy Woelfel | Phantom Units | A | 5,005 | $0.00 | 0 | D | A |
| 07 Aug, 2025 | G Stephen Finley | Phantom Units | D | 4,882 | $0.00 | 0 | D | M |
| 06 Aug, 2025 | Lisa A. Friel | Phantom Units | A | 5,005 | $0.00 | 0 | D | A |
| 07 Aug, 2025 | Randy Woelfel | Phantom Units | D | 4,882 | $0.00 | 0 | D | M |
| 07 Aug, 2025 | Lisa A. Friel | Phantom Units | D | 4,882 | $0.00 | 0 | D | M |
| 29 May, 2025 | James Chao | Common Units | D | 3,700 | $22.10 | 0 | D | S |
| 27 May, 2025 | James Chao | Common Units | D | 5,608 | $22.17 | 8,300 | D | S |
| 28 May, 2025 | James Chao | Common Units | D | 4,600 | $22.10 | 3,700 | D | S |
| 29 Aug, 2024 | Jean-Marc Gilson | Common Units | A | 1,000 | $22.83 | 3,927 | D | P |
| 26 Aug, 2024 | Jean-Marc Gilson | Common Units | A | 500 | $22.85 | 1,427 | D | P |
| 27 Aug, 2024 | Jean-Marc Gilson | Common Units | A | 1,000 | $22.95 | 2,427 | D | P |
| 28 Aug, 2024 | Jean-Marc Gilson | Common Units | A | 500 | $22.94 | 2,927 | D | P |
| 22 Aug, 2024 | Jean-Marc Gilson | Common Units | A | 427 | $22.60 | 427 | D | P |