InvestorLens

WLK — WESTLAKE CHEM PARTNERS LP

Public company

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For educational research only.InvestorLens analyzes public regulatory filings (SEC EDGAR, STOCK Act PTRs) that may be delayed by 45 days or more. Information shown is historical and is not financial, legal, or tax advice, nor a recommendation or solicitation to buy or sell any security. Always do your own research.

InvestorLens aggregates public filing data to show which tracked investors reported holdings in this stock. Dollar values represent reported position values, not market capitalization, and may be delayed up to 45 days. Not a recommendation.

Sourced from SEC EDGAR public filings

Why are billionaires buying WLK?

Built from public SEC filings and public economic data. Not a recommendation.

Confidence
95
Institutional Conviction
Net accumulation · 1 buying vs 0 selling last quarter
64
Macro Tailwind
Macro conditions are mixed for this sector
52
Why? — Evidence & Confidence ▾

Of 1 tracked investors who changed their WLK position last quarter, 1 bought and 0 sold (100% buy-side). Macro conditions are mixed for this sector (Macro Tailwind 52/100 in a Squeeze regime).

Supporting evidence
  • +1 tracked investor added or increased positions last quarter (Stanley Druckenmiller)
  • +3 tracked investors reported holding WLK at their latest filing
Contradicting evidence — always shown
  • −13F data is disclosed up to 45 days after quarter end — positions may have changed since
Know the limits
  • · 13F disclosure lag (up to 45 days)
  • · Tracked investors are a sample, not the whole market
  • · Sector regime fit is a historical average, not a guarantee

Every InvestorLens score shows its evidence — including what argues against it. Model conviction-v1 · generated 8/4/2026.

About WESTLAKE CHEM PARTNERS LP (WLK)

WESTLAKE CHEM PARTNERS LP (WLK) appears in the most recent 13F filings of 3 tracked institutional investors. The largest disclosed position is held by Ken Griffin (Citadel Advisors), valued at $99M. Across recent filings, tracked investors recorded 1 new positions, 0 increased, 0 reduced, and 0 exited. All data sourced from SEC 13F filings.

Smart Money Consensus™

Based on recent institutional activity in WLK

100
/100
Strong Institutional Accumulation
Added / Increased1
Reduced0
Exited0
BearishBullish
Crowded Trade Score™

How many top investors track WLK

20
/100
Emerging Interest
3investors

A small number of top investors own this.

UndiscoveredCrowded
151015+

WLK Ownership Composition

How WESTLAKE CHEM PARTNERS LP is held across tracked investor types, based on reported 13F positions.

Dominant Type
Other
100% of tracked value
Institutions
3
tracked investors
Total Reported
$101.7M
combined 13F value
Sectors1
  • Other100.0%
Other(3)
100.0%

Tracked investors reporting WLK

  • Ken GriffinMar 31, 2026
    Citadel Advisors
    Shares
    847.2K
    Value
    $99M
    % Portfolio
    0.02%
  • Stanley DruckenmillerMar 31, 2026
    Duquesne Family Office
    Shares
    21.2K
    Value
    $2.5M
    % Portfolio
    0.07%
  • Paul Tudor JonesDec 31, 2025
    Tudor Investment Corp
    Shares
    3.3K
    Value
    $244K
    % Portfolio
    0.00%

Recent activity

Frequently asked questions

How many institutional investors hold WLK?
3 tracked institutional investors disclosed a position in WLK (WESTLAKE CHEM PARTNERS LP) in their most recent 13F filing.
Who is the largest institutional holder of WLK?
Ken Griffin, Citadel Advisors, holds the largest disclosed position in WLK, valued at $99M.
Did institutional ownership of WLK increase or decrease?
Across recent 13F filings, tracked investors recorded 1 new positions, 0 increased, 0 reduced, and 0 fully exited WLK.
Where does this WLK ownership data come from?
SEC Form 13F-HR filings, accessed via EDGAR. 13F filings are disclosed quarterly with a 45-day reporting delay and cover U.S.-listed long equity positions only. This is not investment advice.
WLK (WESTLAKE CHEM PARTNERS LP) — Institutional Holders & — InvestorLens