Latticework
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WLK

Westlake Corp

2 super-investor ownerscombined $77Mlargest position <0.1%
1 EXIT

2 of the 83 super-investors we track hold WLK, worth a combined $77M per their latest 13F filings. The largest position: Joel Greenblatt at 0.0% of their portfolio. This quarter the cohort logged 0 buys and 1 sell on the name. Conviction score: 18 of 100 (how strongly the cohort backs it) — ranked #692 of 742 stocks. Conviction easing: 1 fewer super-investor hold it than in 2026Q1.

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Why super-investors own WLK

WLK is held by 2 super-investors in our cohort, with a combined position value of $77M. The highest-conviction owner is Joel Greenblatt at 0.0% of their portfolio. Cohort ownership has grown from 1 to 2 over the last four quarters — net interest is rising. This quarter the cohort registered 1 exited.

AI-synthesized from 13F filings. Not investment advice.

Cohort owners over time

2016Q3 2026Q2

How many of the cohort members held this stock each quarter.

Now: 2
Peak: 3

Owners (2) · click any column to sort

Owners of WLK also hold

Congress is trading WLK

Congress tracker →
5 disclosed trades by 3 members of Congress2 buys · 3 sells

STOCK Act periodic transaction reports; amounts are disclosed ranges. Who files late →

Recent activity (1)

Long US equity 13F-HR filings only. CUSIP 960413102. Not investment advice.