Based on data from the past 90 days ending February 19, 2026, Westlake Chemical Partners's three largest insider shareholders are Svp And Olefin Material & Corp Pr Andrew Kenner (185.00K shares), Director G Stephen Finley (31.93K shares), Director Randy Woelfel (23.91K shares).
| Holder | Position | Shares | Report Date |
|---|---|---|---|
| Andrew Kenner | Svp And Olefin Material & Corp Pr | 185,000 | 14 Aug, 2024 |
| G Stephen Finley | 31,930 | 08 Aug, 2025 | |
| Randy Woelfel | 23,913 | 08 Aug, 2025 | |
| Angela A Minas | 19,427 | 12 Aug, 2022 | |
| Jean-Marc Gilson | President And Ceo | 11,803 | 29 Aug, 2025 |
| Lisa A. Friel | 7,163 | 08 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 | G Stephen Finley | Common Units | A | 4,882 | - | 31,930 | D | M |
| 07 Aug, 2025 | Randy Woelfel | Common Units | D | 4,882 | $21.96 | 23,913 | D | D |
| 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 | Lisa A. Friel | Common Units | D | 2,441 | $21.96 | 7,163 | D | D |
| 29 May, 2025 | James Chao | Common Units | D | 3,700 | $22.10 | 0 | D | S |
| 28 May, 2025 | James Chao | - | - | 3,700 | D | |||
| 28 May, 2025 | James Chao | Common Units | D | 4,600 | $22.10 | 3,700 | D | S |
| 27 May, 2025 | James Chao | Common Units | D | 5,608 | $22.17 | 8,300 | D | S |
| 27 May, 2025 | James Chao | - | - | 8,300 | D | |||
| 29 Aug, 2024 | Jean-Marc Gilson | Common Units | A | 1,000 | $22.83 | 3,927 | D | P |
| 28 Aug, 2024 | Jean-Marc Gilson | Common Units | A | 500 | $22.94 | 2,927 | D | P |
| 27 Aug, 2024 | Jean-Marc Gilson | Common Units | A | 1,000 | $22.95 | 2,427 | D | P |
| 26 Aug, 2024 | Jean-Marc Gilson | Common Units | A | 500 | $22.84 | 1,427 | D | P |
| 23 Aug, 2024 | Jean-Marc Gilson | Common Units | A | 500 | $22.88 | 927 | D | P |
| 22 Aug, 2024 | Jean-Marc Gilson | Common Units | A | 427 | $22.60 | 427 | D | P |
| 12 Aug, 2024 | Andrew Kenner | Common Units | A | 2,692 | $22.63 | 185,000 | D | P |
| 09 Aug, 2024 | G Stephen Finley | - | - | 27,048 | D | |||
| 09 Aug, 2024 | G Stephen Finley | Common Units | A | 4,560 | - | 27,048 | D | M |