General We are a Delaware limited partnership formed by Westlake in March 2014 to operate, acquire and develop ethylene production facilities and related assets. On August 4, 2014, we completed our initial public offering (the "IPO") of 12,937,500 common units representing limited partner interests. In connection with the IPO, we acquired an initial 10.6% interest in OpCo and a 100% interest in OpCo GP, which is the general partner of OpCo. As of December 31, 2018, we had an aggregate 18.3% limi...
Q2 FY2026 — expected 2026-08-05
| Filed | Period | Accession | Source | Full Text |
|---|---|---|---|---|
| 2026-03-04 | 2025-12-31 | 0001604665-26-000010 | EDGAR | 62K words |
| 2025-03-05 | 2024-12-31 | 0001604665-25-000011 | EDGAR | — |
| 2024-02-28 | 2023-12-31 | 0001604665-24-000010 | EDGAR | — |
| 2023-03-01 | 2022-12-31 | 0001604665-23-000009 | EDGAR | — |
| 2022-03-02 | 2021-12-31 | 0001604665-22-000009 | EDGAR | — |
| 2021-03-02 | 2020-12-31 | 0001604665-21-000017 | EDGAR | — |
| 2020-02-28 | 2019-12-31 | 0001604665-20-000007 | EDGAR | — |
| 2019-03-01 | 2018-12-31 | 0001604665-19-000007 | EDGAR | — |
| 2018-03-01 | 2017-12-31 | 0001604665-18-000007 | EDGAR | — |
| 2017-03-07 | 2016-12-31 | 0001604665-17-000008 | EDGAR | — |
| Filed | Period | Accession | Source | Full Text |
|---|---|---|---|---|
| 2025-10-31 | 2025-09-30 | 0001604665-25-000042 | EDGAR | 18K words |
| 2025-08-06 | 2025-06-30 | 0001604665-25-000034 | EDGAR | — |
| 2025-05-02 | 2025-03-31 | 0001604665-25-000021 | EDGAR | — |
| 2024-11-06 | 2024-09-30 | 0001604665-24-000037 | EDGAR | — |
| 2024-08-09 | 2024-06-30 | 0001604665-24-000029 | EDGAR | — |
| 2024-05-02 | 2024-03-31 | 0001604665-24-000018 | EDGAR | — |
| 2023-11-02 | 2023-09-30 | 0001604665-23-000033 | EDGAR | — |
| 2023-08-03 | 2023-06-30 | 0001604665-23-000025 | EDGAR | — |
| 2023-05-04 | 2023-03-31 | 0001604665-23-000017 | EDGAR | — |
| 2022-11-03 | 2022-09-30 | 0001604665-22-000036 | EDGAR | — |
| 2022-08-03 | 2022-06-30 | 0001604665-22-000026 | EDGAR | — |
| 2022-05-04 | 2022-03-31 | 0001604665-22-000017 | EDGAR | — |
| Filed | Accession | Source | Full Text |
|---|---|---|---|
| 2026-02-24 | 0001604665-26-000003 | EDGAR | 4K words |
| 2026-02-23 | 0001193125-26-064229 | EDGAR | — |
| 2025-10-30 | 0001604665-25-000038 | EDGAR | — |
| 2025-08-05 | 0001604665-25-000029 | EDGAR | — |
| 2025-05-02 | 0001604665-25-000019 | EDGAR | — |
| 2025-02-24 | 0001604665-25-000004 | EDGAR | — |
| 2024-11-05 | 0001604665-24-000034 | EDGAR | — |
| 2024-08-06 | 0001604665-24-000024 | EDGAR | — |
| 2024-07-15 | 0001193125-24-178844 | EDGAR | — |
| 2024-05-08 | 0001193125-24-134279 | EDGAR | — |
141 total filings indexed. 109 additional filings (S-1, DEF 14A, etc.) View all (JSON) · SEC EDGAR
| CIK | 0001604665 |
| Ticker | WLKP |
| Exchange | NYSE |
| SIC | 2860: Industrial Organic Chemicals |
| Incorporated | DE |
| Website | https://www.wlkpartners.com |
| Listed | 2014-07-30 |
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