Westlake Corp (WLK) Institutional Ownership

Institutions by Trading Activity

Ownership Statistics

128,251,427Shares Outstanding
44,376,293Shares held by institutions
$3,838,105,582Value of institutional holdings
34.60%Institutional ownership %
14.21%Shares Changed QoQ
330No. of institutional investors

Shares Owned by Institutions

Shares Purchased/Sold by Institutions

Ownership Summary

Westlake Corp (NYSE:WLK) is held by 292 institutional investors per 13F filings through December 2025.

582 Institutional Holders

44,376,293 Total Shares Held
Download Data
Owner Name Date Shares Held Change (QoQ) Change (%) Value (USD)
Orbis Allan Gray Ltd 31 Mar, 2026 5,293,519 906,884 20.67% $618,388,890.00
Orbis Allan Gray Ltd 31 Mar, 2026 4,386,635 472,224 12.06% $324,347,792.00
WELLINGTON MANAGEMENT GROUP LLP 31 Mar, 2026 4,220,717 4,163,207 7,239.10% $312,079,814.00
Capital World Investors 31 Mar, 2026 4,211,006 2,039,682 93.94% $491,929,721.00
VANGUARD GROUP INC 31 Mar, 2026 3,917,329 477,698 13.89% $289,647,306.00
BlackRock, Inc. 31 Mar, 2026 3,261,433 75,697 2.38% $241,150,363.00
BlackRock, Inc. 31 Mar, 2026 3,079,087 -182,346 -5.59% $359,698,953.00
PRICE T ROWE ASSOCIATES INC /MD/ 31 Mar, 2026 2,407,457 2,407,457 0.00% $281,240.00
Capital World Investors 31 Mar, 2026 2,171,324 2,171,324 0.00% $160,547,697.00
DIMENSIONAL FUND ADVISORS LP 31 Mar, 2026 1,885,678 585,438 45.03% $139,431,144.00
BRANDES INVESTMENT PARTNERS, LP 31 Mar, 2026 1,842,650 172,323 10.32% $215,259,803.00
WELLINGTON MANAGEMENT GROUP LLP 31 Mar, 2026 1,793,517 -2,427,200 -57.51% $209,518,656.00
VANGUARD PORTFOLIO MANAGEMENT LLC 31 Mar, 2026 1,769,808 1,769,808 0.00% $206,748,971.00
BRANDES INVESTMENT PARTNERS, LP 31 Mar, 2026 1,670,327 121,633 7.85% $123,504,691.00
Goldman Sachs Group Inc 31 Mar, 2026 1,507,906 456,509 43.42% $111,494,560.00
DIMENSIONAL FUND ADVISORS LP 31 Mar, 2026 1,466,020 -419,658 -22.26% $171,262,546.00
VANGUARD CAPITAL MANAGEMENT LLC 31 Mar, 2026 1,455,594 1,455,594 0.00% $170,042,491.00
State Street Corp 31 Mar, 2026 1,396,633 101,391 7.83% $103,267,044.00
Goldman Sachs Group Inc 31 Mar, 2026 1,393,327 -114,579 -7.60% $162,768,410.00
State Street Corp 31 Mar, 2026 1,380,493 -16,140 -1.16% $161,269,192.00