Companies: 10,795·Total market cap: $144.5T
Westlake Chemical Partners LP

Westlake Chemical Partners LP

WLKPNYSEBasic Materials● Active
$22.94
$-0.20(-0.88%)
Market Cap$808445300
P/E Ratio—
52W High$23.88
52W Low$17.75
SEC Filings

Westlake Chemical Partners LP (WLKP) SEC Filings & 10-K Annual Reports

SEC EDGAR regulatory submissions (10-K, 10-Q, 8-K), latest forms, and full filing history — quick links to financials and earnings below.

SEC EDGAR · data.sec.gov · CIK 0001604665 · WLKP · NYSE · as of Jun 8, 2026

Filing snapshot

407
Total Filings
10-Q
Latest Form
2026-05-06
Most Recent
2014
Filing Since
FinancialsEarningsView All on EDGAR

Source: SEC EDGAR (data.sec.gov) · CIK 0001604665 · Updated hourly · Not investment advice

Latest Annual Report

10-K · Annual ReportFY
Filed Date
2026-03-04
Fiscal Year End
Mar 4, 2026
Accession No.
0001604665-26-000010
Primary Document
wlkp-20251231.htm
View on SEC EDGARDownload PDFFiling Index
Source: data.sec.gov · CIK 0001604665 · Accession 0001604665-26-000010

Latest Key Filings

10-QQuarterly Report
10-Q
2026-05-06
View 10-Q on SEC
8-KCurrent Report
8-K
2026-05-05Material Event
View 8-K on SEC
Form 4Insider Activity
Ownership Change Disclosures

Executive & director trade disclosures. Full buy/sell sentiment analysis on the dedicated tab.

View Insider Trades Tab

SEC Filing History

Hide Form 4 / 144
10-QQuarterly Report
10-Q
2026-05-06
View
8-KCurrent Report
8-K
2026-05-05
View
8-KCurrent Report
8-K
2026-04-20
View
EFFECTEFFECT
EFFECT
2026-03-11
View
CORRESPCORRESP
CORRESP
2026-03-09
View
UPLOADUPLOAD
UPLOAD
2026-03-09
View
S-3Shelf Registration
S-3
2026-03-04
View
10-KAnnual Report
10-K
2026-03-04
View
8-KCurrent Report
8-K
2026-02-24
View
8-KCurrent Report
8-K
2026-02-23
View
SCHEDULE 13GSCHEDULE 13G
SCHEDULE 13G
2026-02-17
View
10-QQuarterly Report
10-Q
2025-10-31
View
8-KCurrent Report
8-K
2025-10-30
View
SCHEDULE 13GSCHEDULE 13G
SCHEDULE 13G
2025-08-14
View
3Initial Statement of Beneficial Ownership
3
2025-08-07
View
Showing 1–15 of 266 filingsForm 4 / 144 hidden· 407 total in EDGAR

About SEC Filings & 10-K Annual Reports

Data source: SEC EDGAR (data.sec.gov)  |  Updated: Hourly  |  CIK: 0001604665  |  Exchange: NYSE · Basic Materials

Westlake Chemical Partners LP (NYSE: WLKP) has submitted 407 documents to the U.S. Securities and Exchange Commission (SEC) since its IPO in 2014. As a Basic Materials sector company with CIK 0001604665, all filings are publicly accessible via the EDGAR database at no cost.

The annual 10-K report is Westlake Chemical Partners LP's most comprehensive regulatory disclosure. The most recent Westlake Chemical Partners LP 10-K was filed on 2026-03-04 for fiscal year ending 2026. Historical WLKP 10-K annual reports are available from 2014 through 2026.

Investors researching Westlake Chemical Partners LP SEC filings can access 10-K annual reports, quarterly 10-Q reports, material event 8-K filings, and proxy statements directly from the links above. All documents are sourced from the official SEC EDGAR system.

Source: SEC EDGAR · data.sec.gov · SEC Form 10-K · SEC Form 10-Q · SEC Form 8-K2026-06-08
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→ WLKP Financials→ WLKP Earnings→ WLKP Insider Trades

Frequently Asked Questions

WLKP SEC Filings · 8 questions

Westlake Chemical Partners LP (WLKP) SEC filings are publicly available on this page and on the official SEC EDGAR database at sec.gov. You can browse all 407 filings and access original documents at no cost. Westlake Chemical Partners LP's CIK is 0001604665.

WLKP SEC filingsWestlake Chemical Partners LP SEC documentsfind WLKP 10-K