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Woodline Partners LP

Position in WLK — Westlake Corp

CIK 1784547 San Francisco, CA

Position in WLK

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$32,994,978
-$6,382,123 QoQ
Shares Held
451,986
+34.1% QoQ
Ownership
0.354%
of shares outstanding
% of Portfolio
0.10%
of 13F equity value
Holder Rank
#18
of 358 holders
Holding Since
Jun 2025
5 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

Woodline Partners LP holds $431,112,458 across 12 Specialty Chemicals names. WLK ranks #5 (7.7% of the industry book) .

# Ticker Company Shares Value (USD) Open
5 WLK
Westlake Corp
This page
451,986 $32,994,978

All Filings in WLK

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5 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $32,994,978 451,986
2026-03-31 $39,377,101 337,075
2025-12-31 $46,446,076 628,159
2025-09-30 $14,933,149 193,786
2025-06-30 $24,851,129 327,290