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Swiss National Bank

Bank

Position in WLK — Westlake Corp

CIK 1582202 ZURICH, V8

Position in WLK

as of Jun 30, 2026 · filed Aug 11, 2026
Position Value
$4,686,600
-$4,180,038 QoQ
Shares Held
64,200
-15.4% QoQ
Ownership
0.050%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#74
of 358 holders
Holding Since
Mar 2020
24 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

Swiss National Bank holds $1,784,414,056 across 36 Specialty Chemicals names. WLK ranks #28 (0.3% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in WLK

Export CSV
24 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $4,686,600 64,200
2026-03-31 $8,866,638 75,900
2025-12-31 $5,612,046 75,900
2025-03-31 $10,903,270 109,000
2024-12-31 $12,496,850 109,000
2024-09-30 $17,103,002 113,800
2024-06-30 $16,480,516 113,800
2024-03-31 $17,587,280 115,100
2023-12-31 $16,711,224 119,400
2023-09-30 $15,359,344 123,200
2023-06-30 $16,462,966 137,800
2023-03-31 $17,594,166 151,700
2022-12-31 $15,965,478 155,700
2022-09-30 $14,465,520 166,500
2022-06-30 $16,349,736 166,800
2022-03-31 $11,180,040 90,600
2021-12-31 $8,226,911 84,700
2021-09-30 $7,746,900 85,000
2021-06-30 $7,612,605 84,500
2021-03-31 $7,778,004 87,600
2020-12-31 $7,082,880 86,800
2020-09-30 $5,487,496 86,800
2020-06-30 $4,630,853 86,316
2020-03-31 $5,653,587 148,116