List of insiders holdings for Westlake Chemical Partners LP:
- Shares directly owned by the insider.
- Shares indirectly owned by the insider.
- Total shares owned by the insider (sum of shares directly and indirectly owned).
- Total market value if available.
- Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
- Peter Lynch
What is insider trading>>
| # | Insider Holder Name | Report Date Time | Shares Owned Directly Indirectly | Total Shares Owned | Filing |
| 1 | TTWFGP LLC 10% Owner | 2019-04-01 07:47:45 | 1,401,869 14,122,230 | 15,524,099 | Form 4 |
| 2 | Chao Albert President & CEO 10% Owner | 2020-03-25 10:24:32 | 166,435 14,149,505 | 14,315,940 | Form 4 |
| 3 | Jenkins Dorothy C 10% Owner | 2014-07-29 13:27:10 | 0 14,122,230 | 14,122,230 | Form 3 |
| 4 | WPT LLC WESTLAKE CHEMICAL CORP WESTLAKE POLYMERS LLC WESTLAKE CHEMICAL INVESTMENTS INC. WESTLAKE OLEFINS CORP TTWF LP TTWFGP LLC 10% Owner | 2023-01-20 17:47:45 | 14,122,230 0 | 14,122,230 | Form 13G |
| 5 | Blackstone Intermediary Holdco L.L.C. Harvest Fund Holdco L.P. Blackstone Harvest Holdco L.L.C. BLACKSTONE ADVISORY PARTNERS L.P. Blackstone Advisory Services L.L.C. Blackstone Holdings I L.P. Blackstone Holdings I Harvest Fund Advisors LLC 10% Owner | 2019-02-14 06:12:34 | 1,291,852 0 | 1,291,852 | Form 13G |
| 6 | Kenner Andrew SVP, Olefin Material & Corp Pr | 2024-08-14 09:57:36 | 185,000 0 | 185,000 | Form 4 |
| 7 | LUKENS MAX L Director | 2019-08-21 09:25:21 | 125,000 0 | 125,000 | Form 4 |
| 8 | Minas Angela A Director | 2022-08-12 14:27:57 | 23,604 0 | 23,604 | Form 4 |
| 9 | Lumpkins David Director | 2019-08-21 09:25:58 | 22,259 0 | 22,259 | Form 4 |
| 10 | Bender Mark Steven SVP, CFO | 2020-03-16 07:14:55 | 14,000 0 | 14,000 | Form 4 |
| 11 | Teel Lawrence E. SVP, Olefins | 2020-03-12 15:33:45 | 12,800 0 | 12,800 | Form 4 |
| 12 | Ederington L. Benjamin VP, General Counsel | 2020-03-23 16:35:43 | 12,000 0 | 12,000 | Form 4 |
| 13 | Gilson Jean-Marc President and CEO | 2025-08-29 15:36:25 | 11,803 0 | 11,803 | Form 4 |
| 14 | Hansen David R Sr VP Adminstration | 2014-08-06 16:23:08 | 10,000 0 | 10,000 | Form 4 |
| 15 | Adams Gary Kramer Director | 2015-08-21 16:41:35 | 3,341 0 | 3,341 | Form 4 |
| 16 | Darby Tommy VP and CAO | 2026-08-31 17:30:02 | 0 0 | 0 | Form 3 |
| 17 | Moore Amy Ellender VP, Olefins & Polyethylene | 2025-08-07 07:56:09 | 0 0 | 0 | Form 3 |
| 18 | Baksht Jonathan SVP and CFO | 2026-06-15 16:40:35 | 0 0 | 0 | Form 3 |
| 19 | Friel Lisa A. Director | 2026-08-13 13:09:03 | 0 0 | 0 | Form 4 |
| 20 | FINLEY G STEPHEN Director | 2026-08-13 13:09:19 | 0 0 | 0 | Form 4 |
| 21 | WOELFEL RANDY Director | 2026-08-13 13:09:58 | 0 0 | 0 | Form 4 |
| 22 | Chao James Senior Chairman | 2025-05-30 09:16:27 | 0 0 | 0 | Form 4 |
| 23 | Holy Jeffrey Adam VP and CAO | 2024-05-09 08:06:24 | 0 0 | 0 | Form 3 |
| 24 | Janssens Thomas J. VP, Olefins Feedstock & Energy | 2021-01-04 07:11:07 | 0 0 | 0 | Form 3 |
| 25 | Zoeller Johnathan Stevan VP and CAO | 2020-03-31 07:00:07 | 0 0 | 0 | Form 3 |
| 26 | Mangieri George J VP & Chief Accounting Officer | 2019-11-12 15:04:36 | 0 0 | 0 | Form 4 |
| 27 | Blackstone Group L.P. Blackstone Group Management L.L.C. SCHWARZMAN STEPHEN A 10% Owner | 2017-10-26 17:04:21 | 0 0 | 0 | Form 3 |
| 28 | Westlake Chemical Partners GP LLC Westlake International Services Corp Director | 2014-07-29 13:48:18 | 0 0 | 0 | Form 3 |