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ProShare Advisors LLC

Position in WLK — Westlake Corp

CIK 1357955 BETHESDA, MD

Position in WLK

as of Jun 30, 2026 · filed Aug 11, 2026
Position Value
$16,667,287
-$17,889,354 QoQ
Shares Held
228,319
-22.8% QoQ
Ownership
0.179%
of shares outstanding
% of Portfolio
0.03%
of 13F equity value
Holder Rank
#35
of 358 holders
Holding Since
Jun 2021
19 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in WLK Over Time

Shares Held

Position Value (USD)

Position in Specialty Chemicals

Basic Materials · as of Jun 30, 2026

ProShare Advisors LLC holds $1,470,078,737 across 35 Specialty Chemicals names. WLK ranks #10 (1.1% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in WLK

Export CSV
19 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $16,667,287 228,319
2026-03-31 $34,556,641 295,811
2025-12-31 $32,183,198 435,261
2025-09-30 $32,568,638 422,640
2025-06-30 $26,966,843 355,154
2025-03-31 $26,040,109 260,323
2024-12-31 $28,553,697 249,051
2024-09-30 $68,366,319 454,896
2024-06-30 $30,279,544 209,084
2024-03-31 $33,660,464 220,291
2023-12-31 $36,280,711 259,222
2023-09-30 $34,436,347 276,220
2023-06-30 $34,668,401 290,185
2023-03-31 $36,259,871 312,639
2022-12-31 $1,814,035 17,691
2022-03-31 $250,748 2,032
2021-12-31 $217,085 2,235
2021-09-30 $226,665 2,487
2021-06-30 $266,396 2,957